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Russo S, Feola S, Feodoroff M, Chiaro J, Antignani G, Fusciello M, D’Alessio F, Hamdan F, Pellinen T, Mölsä R, Tripodi L, Pastore L, Grönholm M, Cerullo V. Low-dose decitabine enhances the efficacy of viral cancer vaccines for immunotherapy. Mol Ther Oncol 2024; 32:200766. [PMID: 38596301 PMCID: PMC10869747 DOI: 10.1016/j.omton.2024.200766] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 07/18/2023] [Revised: 11/16/2023] [Accepted: 01/18/2024] [Indexed: 04/11/2024]
Abstract
Cancer immunotherapy requires a specific antitumor CD8+ T cell-driven immune response; however, upon genetic and epigenetic alterations of the antigen processing and presenting components, cancer cells escape the CD8+ T cell recognition. As a result, poorly immunogenic tumors are refractory to conventional immunotherapy. In this context, the use of viral cancer vaccines in combination with hypomethylating agents represents a promising strategy to prevent cancer from escaping immune system recognition. In this study, we evaluated the sensitivity of melanoma (B16-expressing ovalbumin) and metastatic triple-negative breast cancer (4T1) cell lines to FDA-approved low-dose decitabine in combination with PeptiCRAd, an adenoviral anticancer vaccine. The two models showed different sensitivity to decitabine in vitro and in vivo when combined with PeptiCRAd. In particular, mice bearing syngeneic 4T1 cancer showed higher tumor growth control when receiving the combinatorial treatment compared to single controls in association with a higher expression of MHC class I on cancer cells and reduction in Tregs within the tumor microenvironment. Furthermore, remodeling of the CD8+ T cell infiltration and cytotoxic activity toward cancer cells confirmed the effect of decitabine in enhancing anticancer vaccines in immunotherapy regimens.
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Affiliation(s)
- Salvatore Russo
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Sara Feola
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Michaela Feodoroff
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
- Institute for Molecular Medicine Finland (FIMM), HiLIFE, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Gabriella Antignani
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Manlio Fusciello
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Federica D’Alessio
- Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University, 24 Federico II, 80131 Naples, Italy
| | - Firas Hamdan
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Teijo Pellinen
- Institute for Molecular Medicine Finland (FIMM), HiLIFE, University of Helsinki, Helsinki, Finland
| | - Riikka Mölsä
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Lorella Tripodi
- Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University, 24 Federico II, 80131 Naples, Italy
- CEINGE-Biotecnologie Avanzate Franco Salvatore s.c.a.r.l, 80131 Naples, Italy
| | - Lucio Pastore
- Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University, 24 Federico II, 80131 Naples, Italy
- CEINGE-Biotecnologie Avanzate Franco Salvatore s.c.a.r.l, 80131 Naples, Italy
| | - Mikaela Grönholm
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Vincenzo Cerullo
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
- Institute for Molecular Medicine Finland (FIMM), HiLIFE, University of Helsinki, Helsinki, Finland
- Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University, 24 Federico II, 80131 Naples, Italy
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2
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Feola S, Hamdan F, Russo S, Chiaro J, Fusciello M, Feodoroff M, Antignani G, D'Alessio F, Mölsä R, Stigzelius V, Bottega P, Pesonen S, Leusen J, Grönholm M, Cerullo V. Novel peptide-based oncolytic vaccine for enhancement of adaptive antitumor immune response via co-engagement of innate Fcγ and Fcα receptors. J Immunother Cancer 2024; 12:e008342. [PMID: 38458776 DOI: 10.1136/jitc-2023-008342] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 02/18/2024] [Indexed: 03/10/2024] Open
Abstract
BACKGROUND Cancer immunotherapy relies on using the immune system to recognize and eradicate cancer cells. Adaptive immunity, which consists of mainly antigen-specific cytotoxic T cells, plays a pivotal role in controlling cancer progression. However, innate immunity is a necessary component of the cancer immune response to support an immunomodulatory state, enabling T-cell immunosurveillance. METHODS Here, we elucidated and exploited innate immune cells to sustain the generation of antigen-specific T cells on the use of our cancer vaccine platform. We explored a previously developed oncolytic adenovirus (AdCab) encoding for a PD-L1 (Programmed-Death Ligand 1) checkpoint inhibitor, which consists of a PD-1 (Programmed Cell Death Protein 1) ectodomain fused to an IgG/A cross-hybrid Fc. We coated AdCab with major histocompatibility complex (MHC-I)-restricted tumor peptides, generating a vaccine platform (named PeptiCab); the latter takes advantage of viral immunogenicity, peptide cancer specificity to prime T-cell responses, and antibody-mediated effector functions. RESULTS As proof of concept, PeptiCab was used in murine models of melanoma and colon cancer, resulting in tumor growth control and generation of systemic T-cell-mediated antitumor responses. In specific, PeptiCab was able to generate antitumor T effector memory cells able to secrete various inflammatory cytokines. Moreover, PeptiCab was able to polarize neutrophils to attain an antigen-presenting phenotype by upregulating MHC-II, CD80 and CD86 resulting in an enhanced T-cell expansion. CONCLUSION Our data suggest that exploiting innate immunity activates T-cell antitumor responses, enhancing the efficiency of a vaccine platform based on oncolytic adenovirus coated with MHC-I-restricted tumor peptides.
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Affiliation(s)
- Sara Feola
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Firas Hamdan
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Salvatore Russo
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Michaela Feodoroff
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Gabriella Antignani
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Federica D'Alessio
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Riikka Mölsä
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Virpi Stigzelius
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Paolo Bottega
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | | | - Jeanette Leusen
- Center for translational immunology, UMC Utrecht, Utrecht, The Netherlands
| | - Mikaela Grönholm
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- University of Helsinki Faculty of Pharmacy, Laboratory of Immunovirotherapy, Drug Research Program Helsinki, Uusimaa, FI, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
- Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University Federico II, Naples, Italy
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3
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Feola S, Chiaro J, Fusciello M, Russo S, Kleino I, Ylösmäki L, Kekäläinen E, Hästbacka J, Pekkarinen PT, Ylösmäki E, Capone S, Folgori A, Raggioli A, Boni C, Tiezzi C, Vecchi A, Gelzo M, Kared H, Nardin A, Fehlings M, Barban V, Ahokas P, Viitala T, Castaldo G, Pastore L, Porter P, Pesonen S, Cerullo V. PeptiVAX: A new adaptable peptides-delivery platform for development of CTL-based, SARS-CoV-2 vaccines. Int J Biol Macromol 2024; 262:129926. [PMID: 38331062 DOI: 10.1016/j.ijbiomac.2024.129926] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/01/2023] [Revised: 01/30/2024] [Accepted: 01/31/2024] [Indexed: 02/10/2024]
Abstract
The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) posed a threat to public health and the global economy, necessitating the development of various vaccination strategies. Mutations in the SPIKE protein gene, a crucial component of mRNA and adenovirus-based vaccines, raised concerns about vaccine efficacy, prompting the need for rapid vaccine updates. To address this, we leveraged PeptiCRAd, an oncolytic vaccine based on tumor antigen decorated oncolytic adenoviruses, creating a vaccine platform called PeptiVAX. First, we identified multiple CD8 T-cell epitopes from highly conserved regions across coronaviruses, expanding the range of T-cell responses to non-SPIKE proteins. We designed short segments containing the predicted epitopes presented by common HLA-Is in the global population. Testing the immunogenicity, we characterized T-cell responses to candidate peptides in peripheral blood mononuclear cells (PBMCs) from pre-pandemic healthy donors and ICU patients. As a proof of concept in mice, we selected a peptide with epitopes predicted to bind to murine MHC-I haplotypes. Our technology successfully elicited peptide-specific T-cell responses, unaffected by the use of unarmed adenoviral vectors or adeno-based vaccines encoding SPIKE. In conclusion, PeptiVAX represents a fast and adaptable SARS-CoV-2 vaccine delivery system that broadens T-cell responses beyond the SPIKE protein, offering potential benefits for vaccine effectiveness.
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Affiliation(s)
- Sara Feola
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, Viikinkaari 5E, University of Helsinki, 00790 Helsinki, Finland; Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, FI-00014 Helsinki, Finland
| | - Jacopo Chiaro
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, Viikinkaari 5E, University of Helsinki, 00790 Helsinki, Finland; Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, FI-00014 Helsinki, Finland
| | - Manlio Fusciello
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, Viikinkaari 5E, University of Helsinki, 00790 Helsinki, Finland; Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, FI-00014 Helsinki, Finland
| | - Salvatore Russo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, Viikinkaari 5E, University of Helsinki, 00790 Helsinki, Finland; Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, FI-00014 Helsinki, Finland
| | - Iivari Kleino
- Turku Bioscience Centre, University of Turku and Åbo Akademi University Turku, Turku, Finland
| | | | - Eliisa Kekäläinen
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; HUSLAB Clinical Microbiology, HUS Diagnostic Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
| | - Johanna Hästbacka
- HUSLAB Clinical Microbiology, HUS Diagnostic Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
| | - Pirkka T Pekkarinen
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Division of Intensive Care Medicine, Department of Anaesthesiology and Intensive Care, University of Helsinki and Helsinki University Hospital, Finland
| | - Erkko Ylösmäki
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, Viikinkaari 5E, University of Helsinki, 00790 Helsinki, Finland; Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, FI-00014 Helsinki, Finland
| | | | | | | | - Carolina Boni
- Laboratory of Viral Immunopathology, Unit of Infectious Disease and Hepatology, Azienda Ospedaliero-Universitaria di Parma, Parma, Italy
| | - Camilla Tiezzi
- Department of Medicine and Surgery, University of Parma, Parma, Italy
| | - Andrea Vecchi
- Laboratory of Viral Immunopathology, Unit of Infectious Disease and Hepatology, Azienda Ospedaliero-Universitaria di Parma, Parma, Italy
| | - Monica Gelzo
- CEINGE-Biotecnologie Avanzate, Naples, Italy; Dipartimento di Medicina Molecolare e Biotecnologie Mediche, Università di Napoli Federico II, Naples, Italy
| | | | | | | | | | | | - Tapani Viitala
- Pharmaceutical Biophysics Research Group, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Giuseppe Castaldo
- CEINGE-Biotecnologie Avanzate, Naples, Italy; Dipartimento di Medicina Molecolare e Biotecnologie Mediche, Università di Napoli Federico II, Naples, Italy
| | - Lucio Pastore
- CEINGE-Biotecnologie Avanzate, Naples, Italy; Dipartimento di Medicina Molecolare e Biotecnologie Mediche, Università di Napoli Federico II, Naples, Italy; Department of Molecular Medicine and Medical Biotechnology, Naples University "Federico II", S. Pansini 5, Italy
| | - Paul Porter
- Valo Therapeutics Oy, Helsinki, Finland; School of Nursing, Curtin University, GPO Box U 1987, Perth, WA 6845, Australia
| | | | - Vincenzo Cerullo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, Viikinkaari 5E, University of Helsinki, 00790 Helsinki, Finland; Helsinki Institute of Life Science (HiLIFE), Fabianinkatu 33, University of Helsinki, 00710 Helsinki, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, postal code Haartmaninkatu 8, University of Helsinki, 00290 Helsinki, Finland; Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, FI-00014 Helsinki, Finland; Institute for Molecular Medicine Finland, FIMM, Helsinki Institute of Life Science (HiLIFE), University of Helsinki, FI-00014 Helsinki, Finland; Department of Molecular Medicine and Medical Biotechnology, Naples University "Federico II", S. Pansini 5, Italy.
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4
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Chiaro J, Antignani G, Feola S, Feodoroff M, Martins B, Cojoc H, Russo S, Fusciello M, Hamdan F, Ferrari V, Ciampi D, Ilonen I, Räsänen J, Mäyränpää M, Partanen J, Koskela S, Honkanen J, Halonen J, Kuryk L, Rescigno M, Grönholm M, Branca RM, Lehtiö J, Cerullo V. Development of mesothelioma-specific oncolytic immunotherapy enabled by immunopeptidomics of murine and human mesothelioma tumors. Nat Commun 2023; 14:7056. [PMID: 37923723 PMCID: PMC10624665 DOI: 10.1038/s41467-023-42668-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2022] [Accepted: 10/18/2023] [Indexed: 11/06/2023] Open
Abstract
Malignant pleural mesothelioma (MPM) is an aggressive tumor with a poor prognosis. As the available therapeutic options show a lack of efficacy, novel therapeutic strategies are urgently needed. Given its T-cell infiltration, we hypothesized that MPM is a suitable target for therapeutic cancer vaccination. To date, research on mesothelioma has focused on the identification of molecular signatures to better classify and characterize the disease, and little is known about therapeutic targets that engage cytotoxic (CD8+) T cells. In this study we investigate the immunopeptidomic antigen-presented landscape of MPM in both murine (AB12 cell line) and human cell lines (H28, MSTO-211H, H2452, and JL1), as well as in patients' primary tumors. Applying state-of-the-art immuno-affinity purification methodologies, we identify MHC I-restricted peptides presented on the surface of malignant cells. We characterize in vitro the immunogenicity profile of the eluted peptides using T cells from human healthy donors and cancer patients. Furthermore, we use the most promising peptides to formulate an oncolytic virus-based precision immunotherapy (PeptiCRAd) and test its efficacy in a mouse model of mesothelioma in female mice. Overall, we demonstrate that the use of immunopeptidomic analysis in combination with oncolytic immunotherapy represents a feasible and effective strategy to tackle untreatable tumors.
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Affiliation(s)
- Jacopo Chiaro
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Gabriella Antignani
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Sara Feola
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Michaela Feodoroff
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
- Institute for Molecular Medicine Finland (FIMM), HiLIFE, University of Helsinki, Helsinki, Finland
| | - Beatriz Martins
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Hanne Cojoc
- Valo Therapeutics Oy, Viikinkaari 6, Helsinki, Finland, 00790, Helsinki, Finland
| | - Salvatore Russo
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Manlio Fusciello
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Firas Hamdan
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Valentina Ferrari
- Department of Biomedical Sciences, Humanitas University, Via Rita Levi Montalcini 4, 20090, Pieve Emanuele, MI, Italy
| | - Daniele Ciampi
- Department of Biomedical Sciences, Humanitas University, Via Rita Levi Montalcini 4, 20090, Pieve Emanuele, MI, Italy
| | - Ilkka Ilonen
- Department of General Thoracic and Esophageal Surgery, Heart and Lung Center, Helsinki University Hospital, 00029, Helsinki, Finland
- Department of Surgery, Clinicum, University of Helsinki, 00029, Helsinki, Finland
| | - Jari Räsänen
- Department of General Thoracic and Esophageal Surgery, Heart and Lung Center, Helsinki University Hospital, 00029, Helsinki, Finland
- Department of Surgery, Clinicum, University of Helsinki, 00029, Helsinki, Finland
| | - Mikko Mäyränpää
- Department of Pathology, Helsinki University Hospital, Helsinki, Finland
| | - Jukka Partanen
- Research & Development Finnish Red Cross Blood Service Helsinki, Kivihaantie 7, 00310, Helsinki, Finland
| | - Satu Koskela
- Finnish Red Cross Blood Service Biobank, Härkälenkki 13, 01730, Vantaa, Finland
| | - Jarno Honkanen
- Finnish Red Cross Blood Service Biobank, Härkälenkki 13, 01730, Vantaa, Finland
| | - Jussi Halonen
- Finnish Red Cross Blood Service Biobank, Härkälenkki 13, 01730, Vantaa, Finland
| | - Lukasz Kuryk
- Valo Therapeutics Oy, Viikinkaari 6, Helsinki, Finland, 00790, Helsinki, Finland
- Department of Virology, National Institute of Public Health NIH-National Research Institute, 24 Chocimska Str., 00-791, Warsaw, Poland
| | - Maria Rescigno
- Department of Biomedical Sciences, Humanitas University, Via Rita Levi Montalcini 4, 20090, Pieve Emanuele, MI, Italy
- IRCCS Humanitas Research Hospital, Via Manzoni 56, 20089, Rozzano, MI, Italy
| | - Mikaela Grönholm
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland
| | - Rui M Branca
- Science for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, Solna, Sweden
| | - Janne Lehtiö
- Science for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, Solna, Sweden
| | - Vincenzo Cerullo
- Drug Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790, Helsinki, Finland.
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710, Helsinki, Finland.
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290, Helsinki, Finland.
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014, Helsinki, Finland.
- Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University Federico II, 80131, Naples, Italy.
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5
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Feola S, Chiaro J, Cerullo V. Integrating immunopeptidome analysis for the design and development of cancer vaccines. Semin Immunol 2023; 67:101750. [PMID: 37003057 DOI: 10.1016/j.smim.2023.101750] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/08/2023] [Revised: 03/17/2023] [Accepted: 03/17/2023] [Indexed: 04/03/2023]
Abstract
The repertoire of naturally presented peptides within the MHC (major histocompatibility complex) or HLA (human leukocyte antigens) system on the cellular surface of every mammalian cell is referred to as ligandome or immunopeptidome. This later gained momentum upon the discovery of CD8 + T cells able to recognize and kill cancer cells in an MHC-I antigen-restricted manner. Indeed, cancer immune surveillance relies on T cell recognition of MHC-I-restricted peptides, making the identification of those peptides the core for designing T cell-based cancer vaccines. Moreover, the breakthrough of antibodies targeting immune checkpoint molecules has led to a new and strong interest in discovering suitable targets for CD8 +T cells. Therapeutic cancer vaccines are designed for the artificial generation and/or stimulation of CD8 +T cells; thus, their combination with ICIs to unleash the breaks of the immune system comes as a natural consequence to enhance anti-tumor efficacy. In this context, the identification and knowledge of peptide candidates take advantage of the fast technology updates in immunopeptidome and mass spectrometric methodologies, paying the way to the rational design of vaccines for immunotherapeutic approaches. In this review, we discuss mainly the role of immunopeptidome analysis and its application for the generation of therapeutic cancer vaccines with main focus on HLA-I peptides. Here, we review cancer vaccine platforms based on two different preparation methods: pathogens (viruses and bacteria) and not (VLPs, nanoparticles, subunits vaccines) that exploit discoveries in the ligandome field to generate and/or enhance anti-tumor specific response. Finally, we discuss possible drawbacks and future challenges in the field that remain still to be addressed.
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Affiliation(s)
- Sara Feola
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy Helsinki University, Viikinkaari 5E, Finland; Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Haartmaninkatu 8, Finland
| | - Jacopo Chiaro
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy Helsinki University, Viikinkaari 5E, Finland; Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Haartmaninkatu 8, Finland
| | - Vincenzo Cerullo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy Helsinki University, Viikinkaari 5E, Finland; Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, Finland; Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, Haartmaninkatu 8, Finland; Department of Molecular Medicine and Medical Biotechnology, Naples University "Federico II", S. Pansini 5, Italy.
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6
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Hamdan F, Feodoroff M, Russo S, Fusciello M, Feola S, Chiaro J, Antignani G, Greco F, Leusen J, Ylösmäki E, Grönholm M, Cerullo V. Controlled release of enhanced cross-hybrid IgGA Fc PD-L1 inhibitors using oncolytic adenoviruses. Mol Ther Oncolytics 2023; 28:264-276. [PMID: 36911070 PMCID: PMC9995465 DOI: 10.1016/j.omto.2023.01.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2022] [Accepted: 01/31/2023] [Indexed: 02/07/2023] Open
Abstract
Immune checkpoint inhibitors have clinical success in prolonging the life of many cancer patients. However, only a minority of patients benefit from such therapy, calling for further improvements. Currently, most PD-L1 checkpoint inhibitors in the clinic do not elicit Fc effector mechanisms that would substantially increase their efficacy. To gain potency and circumvent off-target effects, we previously designed an oncolytic adenovirus (Ad-Cab) expressing an Fc fusion peptide against PD-L1 on a cross-hybrid immunoglobulin GA (IgGA) Fc. Ad-Cab elicited antibody effector mechanisms of IgG1 and IgA, which led to higher tumor killing compared with each isotype alone and with clinically approved PD-L1 checkpoint inhibitors. In this study, we further improved the therapy to increase the IgG1 Fc effector mechanisms of the IgGA Fc fusion peptide (Ad-Cab FT) by adding four somatic mutations that increase natural killer (NK) cell activation. Ad-Cab FT was shown to work better at lower concentrations compared with Ad-Cab in vitro and in vivo and to have better tumor- and myeloid-derived suppressor cell killing, likely because of higher NK cell activation. Additionally, the biodistribution of the Fc fusion peptide demonstrated targeted release in the tumor microenvironment with minimal or no leakage to the peripheral blood and organs in mice. These data demonstrate effective and safe use of Ad-Cab FT, bidding for further clinical investigation.
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Affiliation(s)
- Firas Hamdan
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Michaela Feodoroff
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Institute for Molecular Medicine Finland (FIMM), Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland
| | - Salvatore Russo
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Sara Feola
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Gabriella Antignani
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Francesca Greco
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Jeanette Leusen
- Center for Translational Immunology, University Medical Center Utrecht, Utrecht, the Netherlands
| | - Erkko Ylösmäki
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Mikaela Grönholm
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,Translational Immunology Research Program (TRIMM), University of Helsinki, Helsinki, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland.,Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University Federico II, Naples, Italy
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7
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Fusciello M, Ylösmäki E, Feola S, Uoti A, Martins B, Aalto K, Hamdan F, Chiaro J, Russo S, Viitala T, Cerullo V. A novel cancer vaccine for melanoma based on an approved vaccine against measles, mumps, and rubella. Mol Ther Oncolytics 2022; 25:137-145. [PMID: 35572195 PMCID: PMC9065466 DOI: 10.1016/j.omto.2022.04.002] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2021] [Accepted: 04/14/2022] [Indexed: 01/22/2023] Open
Abstract
Common vaccines for infectious diseases have been repurposed as cancer immunotherapies. The intratumoral administration of these repurposed vaccines can induce immune cell infiltration into the treated tumor. Here, we have used an approved trivalent live attenuated measles, mumps, and rubella (MMR) vaccine in our previously developed PeptiENV cancer vaccine platform. The intratumoral administration of this novel MMR-containing PeptiENV cancer vaccine significantly increased both intratumoral as well as systemic tumor-specific T cell responses. In addition, PeptiENV therapy, in combination with immune checkpoint inhibitor therapy, improved tumor growth control and survival as well as increased the number of mice responsive to immune checkpoint inhibitor therapy. Importantly, mice pre-vaccinated with the MMR vaccine responded equally well, if not better, to the PeptiENV therapy, indicating that pre-existing immunity against the MMR vaccine viruses does not compromise the use of this novel cancer vaccine platform.
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Affiliation(s)
- Manlio Fusciello
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Erkko Ylösmäki
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Corresponding author Erkko Ylösmäki, Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.
| | - Sara Feola
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Arttu Uoti
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Beatriz Martins
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Karri Aalto
- Pharmaceutical Biophysics Research Group, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Firas Hamdan
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Jacopo Chiaro
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Salvatore Russo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
| | - Tapani Viitala
- Pharmaceutical Biophysics Research Group, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Department of Molecular Medicine and Medical Biotechnology, Naples University “Federico II”, S. Pansini 5, Naples, Italy
- Corresponding author. Vincenzo Cerullo, Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.
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8
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Feola S, Russo S, Martins B, Lopes A, Vandermeulen G, Fluhler V, De Giorgi C, Fusciello M, Pesonen S, Ylösmäki E, Antignani G, Chiaro J, Hamdan F, Feodoroff M, Grönholm M, Cerullo V. Peptides-Coated Oncolytic Vaccines for Cancer Personalized Medicine. Front Immunol 2022; 13:826164. [PMID: 35493448 PMCID: PMC9047942 DOI: 10.3389/fimmu.2022.826164] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/30/2021] [Accepted: 03/23/2022] [Indexed: 11/13/2022] Open
Abstract
Oncolytic Viruses (OVs) work through two main mechanisms of action: the direct lysis of the virus-infected cancer cells and the release of tumor antigens as a result of the viral burst. In this sc.enario, the OVs act as in situ cancer vaccines, since the immunogenicity of the virus is combined with tumor antigens, that direct the specificity of the anti-tumor adaptive immune response. However, this mechanism in some cases fails in eliciting a strong specific T cell response. One way to overcome this problem and enhance the priming efficiency is the production of genetically modified oncolytic viruses encoding one or more tumor antigens. To avoid the long and expensive process related to the engineering of the OVs, we have exploited an approach based on coating OVs (adenovirus and vaccinia virus) with tumor antigens. In this work, oncolytic viruses encoding tumor antigens and tumor antigen decorated adenoviral platform (PeptiCRAd) have been used as cancer vaccines and evaluated both for their prophylactic and therapeutic efficacy. We have first tested the oncolytic vaccines by exploiting the OVA model, moving then to TRP2, a more clinically relevant tumor antigen. Finally, both approaches have been investigated in tumor neo-antigens settings. Interestingly, both genetically modified oncolytic adenovirus and PeptiCRAd elicited T cells-specific anti-tumor responses. However, in vitro cross-representation experiments, showed an advantage of PeptiCRAd as regards the fast presentation of the model epitope SIINFEKL from OVA in an immunogenic rather than tolerogenic fashion. Here two approaches used as cancer oncolytic vaccines have been explored and characterized for their efficacy. Although the generation of specific anti-tumor T cells was elicited in both approaches, PeptiCRAd retains the advantage of being rapidly adaptable by coating the adenovirus with a different set of tumor antigens, which is crucial in personalized cancer vaccines clinical setting.
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Affiliation(s)
- Sara Feola
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Salvatore Russo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Beatriz Martins
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Alessandra Lopes
- Advanced Drug Delivery and Biomaterials, Louvain Drug Research Institute, Université Catholique de Louvain, Brussels, Belgium
| | - Gaëlle Vandermeulen
- Advanced Drug Delivery and Biomaterials, Louvain Drug Research Institute, Université Catholique de Louvain, Brussels, Belgium
| | - Vinciane Fluhler
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Camilla De Giorgi
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | | | - Erkko Ylösmäki
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Gabriella Antignani
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Firas Hamdan
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Michaela Feodoroff
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Mikaela Grönholm
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- Drug Research Program (DRP) ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland
- Translational Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Helsinki, Finland
- Digital Precision Cancer Medicine Flagship (iCAN), University of Helsinki, Helsinki, Finland
- Department of Molecular Medicine and Medical Biotechnology, Naples University “Federico II”, Naples, Italy
- *Correspondence: Vincenzo Cerullo,
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9
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Feola S, Chiaro J, Martins B, Russo S, Fusciello M, Ylösmäki E, Bonini C, Ruggiero E, Hamdan F, Feodoroff M, Antignani G, Viitala T, Pesonen S, Grönholm M, Branca RMM, Lehtiö J, Cerullo V. A novel immunopeptidomic-based pipeline for the generation of personalized oncolytic cancer vaccines. eLife 2022; 11:71156. [PMID: 35314027 PMCID: PMC8989416 DOI: 10.7554/elife.71156] [Citation(s) in RCA: 20] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2021] [Accepted: 03/01/2022] [Indexed: 12/16/2022] Open
Abstract
Besides the isolation and identification of major histocompatibility complex I-restricted peptides from the surface of cancer cells, one of the challenges is eliciting an effective antitumor CD8+ T-cell-mediated response as part of therapeutic cancer vaccine. Therefore, the establishment of a solid pipeline for the downstream selection of clinically relevant peptides and the subsequent creation of therapeutic cancer vaccines are of utmost importance. Indeed, the use of peptides for eliciting specific antitumor adaptive immunity is hindered by two main limitations: the efficient selection of the most optimal candidate peptides and the use of a highly immunogenic platform to combine with the peptides to induce effective tumor-specific adaptive immune responses. Here, we describe for the first time a streamlined pipeline for the generation of personalized cancer vaccines starting from the isolation and selection of the most immunogenic peptide candidates expressed on the tumor cells and ending in the generation of efficient therapeutic oncolytic cancer vaccines. This immunopeptidomics-based pipeline was carefully validated in a murine colon tumor model CT26. Specifically, we used state-of-the-art immunoprecipitation and mass spectrometric methodologies to isolate >8000 peptide targets from the CT26 tumor cell line. The selection of the target candidates was then based on two separate approaches: RNAseq analysis and HEX software. The latter is a tool previously developed by Jacopo, 2020, able to identify tumor antigens similar to pathogen antigens in order to exploit molecular mimicry and tumor pathogen cross-reactive T cells in cancer vaccine development. The generated list of candidates (26 in total) was further tested in a functional characterization assay using interferon-γ enzyme-linked immunospot (ELISpot), reducing the number of candidates to six. These peptides were then tested in our previously described oncolytic cancer vaccine platform PeptiCRAd, a vaccine platform that combines an immunogenic oncolytic adenovirus (OAd) coated with tumor antigen peptides. In our work, PeptiCRAd was successfully used for the treatment of mice bearing CT26, controlling the primary malignant lesion and most importantly a secondary, nontreated, cancer lesion. These results confirmed the feasibility of applying the described pipeline for the selection of peptide candidates and generation of therapeutic oncolytic cancer vaccine, filling a gap in the field of cancer immunotherapy, and paving the way to translate our pipeline into human therapeutic approach.
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Affiliation(s)
- Sara Feola
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Beatriz Martins
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Salvatore Russo
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Erkko Ylösmäki
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Chiara Bonini
- Experimental Hematology Unit, University Vita e Salute San Raffaele, Milan, Italy
| | - Eliana Ruggiero
- Experimental Hematology Unit, University Vita e Salute San Raffaele, Milan, Italy
| | - Firas Hamdan
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Michaela Feodoroff
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Gabriella Antignani
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Tapani Viitala
- Pharmaceutical Biophysics Research Group, University of Helsinki, Helsinki, Finland
| | | | - Mikaela Grönholm
- Drug Research Program (DRP) ImmunoViroTherapy Lab, University of Helsinki, Helsinki, Finland
| | - Rui M M Branca
- Department of Oncology-Pathology, Karolinska Institutet, stockholm, Sweden
| | - Janne Lehtiö
- Department of Oncology-Pathology, Karolinska Institute, Stockholm, Sweden
| | - Vincenzo Cerullo
- ImmunoVirothearpy Lab, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
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10
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Feola S, Haapala M, Peltonen K, Capasso C, Martins B, Antignani G, Federico A, Pietiäinen V, Chiaro J, Feodoroff M, Russo S, Rannikko A, Fusciello M, Koskela S, Partanen J, Hamdan F, Tähkä SM, Ylösmäki E, Greco D, Grönholm M, Kekarainen T, Eshaghi M, Gurvich OL, Ylä-Herttuala S, M. Branca RM, Lehtiö J, Sikanen TM, Cerullo V. PeptiCHIP: A Microfluidic Platform for Tumor Antigen Landscape Identification. ACS Nano 2021; 15:15992-16010. [PMID: 34605646 PMCID: PMC8552492 DOI: 10.1021/acsnano.1c04371] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 05/24/2021] [Accepted: 09/23/2021] [Indexed: 06/13/2023]
Abstract
Identification of HLA class I ligands from the tumor surface (ligandome or immunopeptidome) is essential for designing T-cell mediated cancer therapeutic approaches. However, the sensitivity of the process for isolating MHC-I restricted tumor-specific peptides has been the major limiting factor for reliable tumor antigen characterization, making clear the need for technical improvement. Here, we describe our work from the fabrication and development of a microfluidic-based chip (PeptiCHIP) and its use to identify and characterize tumor-specific ligands on clinically relevant human samples. Specifically, we assessed the potential of immobilizing a pan-HLA antibody on solid surfaces via well-characterized streptavidin-biotin chemistry, overcoming the limitations of the cross-linking chemistry used to prepare the affinity matrix with the desired antibodies in the immunopeptidomics workflow. Furthermore, to address the restrictions related to the handling and the limited availability of tumor samples, we further developed the concept toward the implementation of a microfluidic through-flow system. Thus, the biotinylated pan-HLA antibody was immobilized on streptavidin-functionalized surfaces, and immune-affinity purification (IP) was carried out on customized microfluidic pillar arrays made of thiol-ene polymer. Compared to the standard methods reported in the field, our methodology reduces the amount of antibody and the time required for peptide isolation. In this work, we carefully examined the specificity and robustness of our customized technology for immunopeptidomics workflows. We tested this platform by immunopurifying HLA-I complexes from 1 × 106 cells both in a widely studied B-cell line and in patients-derived ex vivo cell cultures, instead of 5 × 108 cells as required in the current technology. After the final elution in mild acid, HLA-I-presented peptides were identified by tandem mass spectrometry and further investigated by in vitro methods. These results highlight the potential to exploit microfluidics-based strategies in immunopeptidomics platforms and in personalized immunopeptidome analysis from cells isolated from individual tumor biopsies to design tailored cancer therapeutic vaccines. Moreover, the possibility to integrate multiple identical units on a single chip further improves the throughput and multiplexing of these assays with a view to clinical needs.
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Affiliation(s)
- Sara Feola
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Markus Haapala
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
| | - Karita Peltonen
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Cristian Capasso
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Beatriz Martins
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Gabriella Antignani
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Antonio Federico
- Faculty
of
Medicine and Health Technology, Tampere
University, Arvo Ylpön
katu 34, Tampere 33520, Finland
| | - Vilja Pietiäinen
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
- Institute
for Molecular Medicine Finland, FIMM, Helsinki Institute of Life Science
(HiLIFE), University of Helsinki, Biomedicum 2U, Tukholmankatu 8, 00290 Helsinki, Finland
| | - Jacopo Chiaro
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Michaela Feodoroff
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
- Institute
for Molecular Medicine Finland, FIMM, Helsinki Institute of Life Science
(HiLIFE), University of Helsinki, Biomedicum 2U, Tukholmankatu 8, 00290 Helsinki, Finland
| | - Salvatore Russo
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Antti Rannikko
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
- Department
of Urology, Helsinki University and Helsinki
University Hospital, Haartmaninkatu 8, 00029 Helsinki, Finland
- Research
Program in Systems Oncology, Faculty of Medicine, University of Helsinki, Haartmaninkatu 8, 00029 Helsinki, Finland
| | - Manlio Fusciello
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Satu Koskela
- Research
& Development Finnish Red Cross Blood Service Helsinki, Kivihaantie 7, 00310 Helsinki, Finland
| | - Jukka Partanen
- Research
& Development Finnish Red Cross Blood Service Helsinki, Kivihaantie 7, 00310 Helsinki, Finland
| | - Firas Hamdan
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Sari M. Tähkä
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
| | - Erkko Ylösmäki
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Dario Greco
- Faculty
of
Medicine and Health Technology, Tampere
University, Arvo Ylpön
katu 34, Tampere 33520, Finland
| | - Mikaela Grönholm
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
| | - Tuija Kekarainen
- Kuopio
Center for Gene and Cell Therapy, Microkatu 1S, 70210 Kuopio, Finland
| | - Masoumeh Eshaghi
- Kuopio
Center for Gene and Cell Therapy, Microkatu 1S, 70210 Kuopio, Finland
| | - Olga L. Gurvich
- Kuopio
Center for Gene and Cell Therapy, Microkatu 1S, 70210 Kuopio, Finland
| | - Seppo Ylä-Herttuala
- A.
I. Virtanen Institute, University of Eastern
Finland, Neulaniementie
2, 70211 Kuopio, Finland
| | - Rui M. M. Branca
- Science
for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, Tomtebodavagen 23B, 171 21 Solna, Sweden
| | - Janne Lehtiö
- Science
for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, Tomtebodavagen 23B, 171 21 Solna, Sweden
| | - Tiina M. Sikanen
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
| | - Vincenzo Cerullo
- Drug
Research Program (DRP), ImmunoViroTherapy Lab (IVT), Division of Pharmaceutical
Biosciences, Faculty of Pharmacy, University
of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, Fabianinkatu 33, 00710 Helsinki, Finland
- Translational
Immunology Program (TRIMM), Faculty of Medicine Helsinki University, University of Helsinki, Haartmaninkatu 8, 00290 Helsinki, Finland
- Digital
Precision Cancer Medicine Flagship (iCAN), University of Helsinki, 00014 Helsinki, Finland
- Department
of Molecular Medicine and Medical Biotechnology, Naples University “Federico II”, S. Pansini 5, 80131 Naples, Italy
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11
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Hamdan F, Ylösmäki E, Chiaro J, Giannoula Y, Long M, Fusciello M, Feola S, Martins B, Feodoroff M, Antignani G, Russo S, Kari O, Lee M, Järvinen P, Nisen H, Kreutzman A, Leusen J, Mustjoki S, McWilliams TG, Grönholm M, Cerullo V. Novel oncolytic adenovirus expressing enhanced cross-hybrid IgGA Fc PD-L1 inhibitor activates multiple immune effector populations leading to enhanced tumor killing in vitro, in vivo and with patient-derived tumor organoids. J Immunother Cancer 2021; 9:jitc-2021-003000. [PMID: 34362830 PMCID: PMC8351494 DOI: 10.1136/jitc-2021-003000] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 07/21/2021] [Indexed: 01/18/2023] Open
Abstract
Background Despite the success of immune checkpoint inhibitors against PD-L1 in the clinic, only a fraction of patients benefit from such therapy. A theoretical strategy to increase efficacy would be to arm such antibodies with Fc-mediated effector mechanisms. However, these effector mechanisms are inhibited or reduced due to toxicity issues since PD-L1 is not confined to the tumor and also expressed on healthy cells. To increase efficacy while minimizing toxicity, we designed an oncolytic adenovirus that secretes a cross-hybrid Fc-fusion peptide against PD-L1 able to elicit effector mechanisms of an IgG1 and also IgA1 consequently activating neutrophils, a population neglected by IgG1, in order to combine multiple effector mechanisms. Methods The cross-hybrid Fc-fusion peptide comprises of an Fc with the constant domains of an IgA1 and IgG1 which is connected to a PD-1 ectodomain via a GGGS linker and was cloned into an oncolytic adenovirus. We demonstrated that the oncolytic adenovirus was able to secrete the cross-hybrid Fc-fusion peptide able to bind to PD-L1 and activate multiple immune components enhancing tumor cytotoxicity in various cancer cell lines, in vivo and ex vivo renal-cell carcinoma patient-derived organoids. Results Using various techniques to measure cytotoxicity, the cross-hybrid Fc-fusion peptide expressed by the oncolytic adenovirus was shown to activate Fc-effector mechanisms of an IgA1 (neutrophil activation) as well as of an IgG1 (natural killer and complement activation). The activation of multiple effector mechanism simultaneously led to significantly increased tumor killing compared with FDA-approved PD-L1 checkpoint inhibitor (Atezolizumab), IgG1-PDL1 and IgA-PDL1 in various in vitro cell lines, in vivo models and ex vivo renal cell carcinoma organoids. Moreover, in vivo data demonstrated that Ad-Cab did not require CD8+ T cells, unlike conventional checkpoint inhibitors, since it was able to activate other effector populations. Conclusion Arming PD-L1 checkpoint inhibitors with Fc-effector mechanisms of both an IgA1 and an IgG1 can increase efficacy while maintaining safety by limiting expression to the tumor using oncolytic adenovirus. The increase in tumor killing is mostly attributed to the activation of multiple effector populations rather than activating a single effector population leading to significantly higher tumor killing.
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Affiliation(s)
- Firas Hamdan
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Erkko Ylösmäki
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Yvonne Giannoula
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland
| | - Maeve Long
- Translational Stem Cell Biology & Metabolism Program, Research Programs Unit, Department of Anatomy, Faculty of Medicine, Biomedicum Helsinki, University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Sara Feola
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Beatriz Martins
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Michaela Feodoroff
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Gabriella Antignani
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Salvatore Russo
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Otto Kari
- Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Moon Lee
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Hematology Research Unit Helsinki, University of Helsinki, Helsinki, Uusimaa, Finland
| | - Petrus Järvinen
- Abdominal Center, Urology, Helsinki University Central Hospital, Helsinki, Uusimaa, Finland
| | - Harry Nisen
- Abdominal Center, Urology, Helsinki University Central Hospital, Helsinki, Uusimaa, Finland
| | - Anna Kreutzman
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Jeanette Leusen
- Center for Translational Immunology, UMC Utrecht, Utrecht, Netherlands
| | - Satu Mustjoki
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Hematology Research Unit Helsinki, University of Helsinki, Helsinki, Uusimaa, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland.,Department of Clinical Chemistry and Hematology, University of Helsinki, Helsinki, Finland
| | - Thomas G McWilliams
- Translational Stem Cell Biology & Metabolism Program, Research Programs Unit, Department of Anatomy, Faculty of Medicine, Biomedicum Helsinki, University of Helsinki, Helsinki, Finland.,Department of Anatomy, University of Helsinki, Helsinki, Finland
| | - Mikaela Grönholm
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- Laboratory of Immunovirotherapy, Drug Research Program, University of Helsinki Faculty of Pharmacy, Helsinki, Uusimaa, Finland .,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Uusimaa, Finland.,Drug Delivery, Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland.,Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University 24 Federico II, 80131, Naples, Italy
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12
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Ylösmäki E, Fusciello M, Martins B, Feola S, Hamdan F, Chiaro J, Ylösmäki L, Vaughan MJ, Viitala T, Kulkarni PS, Cerullo V. Novel personalized cancer vaccine platform based on Bacillus Calmette-Guèrin. J Immunother Cancer 2021; 9:jitc-2021-002707. [PMID: 34266884 PMCID: PMC8286790 DOI: 10.1136/jitc-2021-002707] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/15/2021] [Indexed: 12/03/2022] Open
Abstract
Background Intratumoral BCG therapy, one of the earliest immunotherapies, can lead to infiltration of immune cells into a treated tumor. However, an increase in the number of BCG-induced tumor-specific T cells in the tumor microenvironment could lead to enhanced therapeutic effects. Methods Here, we have developed a novel cancer vaccine platform based on BCG that can broaden BCG-induced immune responses to include tumor antigens. By physically attaching tumor-specific peptides onto the mycobacterial outer membrane, we were able to induce strong systemic and intratumoral T cell-specific immune responses toward the attached tumor antigens. These therapeutic peptides can be efficiently attached to the mycobacterial outer membrane using a poly-lysine sequence N-terminally fused to the tumor-specific peptides. Results Using two mouse models of melanoma and a mouse model of colorectal cancer, we observed that the antitumor immune responses of BCG could be improved by coating the BCG with tumor-specific peptides. In addition, by combining this novel cancer vaccine platform with anti-programmed death 1 (anti-PD-1) immune checkpoint inhibitor (ICI) therapy, the number of responders to anti-PD-1 immunotherapy was markedly increased. Conclusions This study shows that intratumoral BCG immunotherapy can be improved by coating the bacteria with modified tumor-specific peptides. In addition, this improved BCG immunotherapy can be combined with ICI therapy to obtain enhanced tumor growth control. These results warrant clinical testing of this novel cancer vaccine platform.
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Affiliation(s)
- Erkko Ylösmäki
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Beatriz Martins
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Sara Feola
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Firas Hamdan
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Leena Ylösmäki
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Valo Therapeutics Oy, Helsinki, Finland
| | | | - Tapani Viitala
- Pharmaceutical Biophysics Research Group, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | | | - Vincenzo Cerullo
- Laboratory of Immunovirotherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland .,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland.,Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University 24 Federico II, Naples, Italy
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13
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Peltonen K, Feola S, Umer HM, Chiaro J, Mermelekas G, Ylösmäki E, Pesonen S, Branca RMM, Lehtiö J, Cerullo V. Therapeutic Cancer Vaccination with Immunopeptidomics-Discovered Antigens Confers Protective Antitumor Efficacy. Cancers (Basel) 2021; 13:cancers13143408. [PMID: 34298622 PMCID: PMC8306067 DOI: 10.3390/cancers13143408] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/03/2021] [Revised: 07/01/2021] [Accepted: 07/02/2021] [Indexed: 12/11/2022] Open
Abstract
Knowledge of clinically targetable tumor antigens is becoming vital for broader design and utility of therapeutic cancer vaccines. This information is obtained reliably by directly interrogating the MHC-I presented peptide ligands, the immunopeptidome, with state-of-the-art mass spectrometry. Our manuscript describes direct identification of novel tumor antigens for an aggressive triple-negative breast cancer model. Immunopeptidome profiling revealed 2481 unique antigens, among them a novel ERV antigen originating from an endogenous retrovirus element. The clinical benefit and tumor control potential of the identified tumor antigens and ERV antigen were studied in a preclinical model using two vaccine platforms and therapeutic settings. Prominent control of established tumors was achieved using an oncolytic adenovirus platform designed for flexible and specific tumor targeting, namely PeptiCRAd. Our study presents a pipeline integrating immunopeptidome analysis-driven antigen discovery with a therapeutic cancer vaccine platform for improved personalized oncolytic immunotherapy.
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Affiliation(s)
- Karita Peltonen
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, 00790 Helsinki, Finland; (K.P.); (S.F.); (J.C.); (E.Y.)
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, 00790 Helsinki, Finland
- Translational Immunology Research Program (TRIMM), University of Helsinki, 00790 Helsinki, Finland
- iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, 00790 Helsinki, Finland
| | - Sara Feola
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, 00790 Helsinki, Finland; (K.P.); (S.F.); (J.C.); (E.Y.)
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, 00790 Helsinki, Finland
- Translational Immunology Research Program (TRIMM), University of Helsinki, 00790 Helsinki, Finland
- iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, 00790 Helsinki, Finland
| | - Husen M. Umer
- Science for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, 171 65 Solna, Sweden; (H.M.U.); (G.M.); (R.M.M.B.)
| | - Jacopo Chiaro
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, 00790 Helsinki, Finland; (K.P.); (S.F.); (J.C.); (E.Y.)
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, 00790 Helsinki, Finland
- Translational Immunology Research Program (TRIMM), University of Helsinki, 00790 Helsinki, Finland
- iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, 00790 Helsinki, Finland
| | - Georgios Mermelekas
- Science for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, 171 65 Solna, Sweden; (H.M.U.); (G.M.); (R.M.M.B.)
| | - Erkko Ylösmäki
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, 00790 Helsinki, Finland; (K.P.); (S.F.); (J.C.); (E.Y.)
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, 00790 Helsinki, Finland
- Translational Immunology Research Program (TRIMM), University of Helsinki, 00790 Helsinki, Finland
- iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, 00790 Helsinki, Finland
| | | | - Rui M. M. Branca
- Science for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, 171 65 Solna, Sweden; (H.M.U.); (G.M.); (R.M.M.B.)
| | - Janne Lehtiö
- Science for Life Laboratory, Department of Oncology-Pathology, Karolinska Institutet, 171 65 Solna, Sweden; (H.M.U.); (G.M.); (R.M.M.B.)
- Correspondence: (J.L.); (V.C.); Tel.: +46-8-5248-1416 (J.L.); +358-50-31-85754 (V.C.)
| | - Vincenzo Cerullo
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, 00790 Helsinki, Finland; (K.P.); (S.F.); (J.C.); (E.Y.)
- Helsinki Institute of Life Science (HiLIFE), University of Helsinki, 00790 Helsinki, Finland
- Translational Immunology Research Program (TRIMM), University of Helsinki, 00790 Helsinki, Finland
- iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, 00790 Helsinki, Finland
- Correspondence: (J.L.); (V.C.); Tel.: +46-8-5248-1416 (J.L.); +358-50-31-85754 (V.C.)
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14
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Hamdan F, Ylösmäki E, Chiaro J, Giannoula Y, Long M, Fusciello M, Feola S, Martins B, Feodoroff M, Antignani G, Kari O, Lee MH, Järvinen P, Nisen H, Kreutzman A, Mustjoki S, McWilliams TG, Grönholm M, Cerullo V. Abstract 1867: Characterization in patient derived tumor organoids of novel oncolytic adenoviruses expressing enhanced cross-hybrid IgGA Fc PD-L1 inhibitors. Cancer Res 2021. [DOI: 10.1158/1538-7445.am2021-1867] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Abstract
Despite the success of immune checkpoint inhibitors in the clinic, they only benefit a fraction of patients. A theoretical strategy to increase efficacy would be to enhance such antibodies with Fc-mediated effector mechanisms. Current IgG1 antibodies are excellent activators of natural killer cells yet neglect a crucial effector population, neutrophils. Hence, we designed a cross-hybrid Fc-fusion peptide against PD-L1 able to elicit simultaneously effector mechanisms of an IgG1 but also IgA1, consequently activating neutrophils, in order to combine multiple effector mechanisms. Moreover, to prevent toxicities, these Fc-fusion peptides were cloned in oncolytic adenoviruses whose replication is restricted to the tumor. Our oncolytic adenoviruses were able to selectively infect tumor cells, secrete the cross-hybrid Fc-fusion peptides able to bind to PD-L1 and activate multiple immune components enhancing tumor cytotoxicity compared to FDA-approved immune checkpoint inhibitors. We validated this in various human and murine cancer cell lines and also renal cell carcinoma patient derived organoids from four patients. In conclusion, our cross-hybrid Fc-fusion peptides demonstrate that activating multiple immune effector populations increases tumor cytotoxicity potentially leading to improved clinical outcomes.
Citation Format: Firas Hamdan, Erkko Ylösmäki, Jacopo Chiaro, Yvonne Giannoula, Maeve Long, Manlio Fusciello, Sara Feola, Beatriz Martins, Michaela Feodoroff, Gabriella Antignani, Otto Kari, Moon Hee Lee, Petrus Järvinen, Harry Nisen, Anna Kreutzman, Satu Mustjoki, Thomas G McWilliams, Mikaela Grönholm, Vincenzo Cerullo. Characterization in patient derived tumor organoids of novel oncolytic adenoviruses expressing enhanced cross-hybrid IgGA Fc PD-L1 inhibitors [abstract]. In: Proceedings of the American Association for Cancer Research Annual Meeting 2021; 2021 Apr 10-15 and May 17-21. Philadelphia (PA): AACR; Cancer Res 2021;81(13_Suppl):Abstract nr 1867.
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Affiliation(s)
| | | | | | | | - Maeve Long
- University of Helsinki, Helsinki, Finland
| | | | - Sara Feola
- University of Helsinki, Helsinki, Finland
| | | | | | | | - Otto Kari
- University of Helsinki, Helsinki, Finland
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15
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Feola S, Happala M, Peltonen K, Capasso C, Antignani G, Federico A, Pietiäinen V, Chiaro J, Feodoroff M, Ranniko A, Fusciello M, Koskela S, Partanen J, Hamdan F, Tähkä S, Ylösmäki E, Greco D, Grönholm M, Branca RMM, Lehtiö J, Siikanen T, Cerullo V. Abstract 1897: PeptiCHIP: A novel microfluidic-based chip platform for tumor antigen landscape identification. Cancer Res 2021. [DOI: 10.1158/1538-7445.am2021-1897] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Abstract
Knowledge about naturally presented HLA class I ligands from the tumor surface (the ligandome or immunopeptidome) is essential for designing T-cell mediated cancer therapeutic approaches. Indeed, the generation of specific anti-tumor CD8+ T cells relies on the recognition of tumor-antigens in the HLA-I complex. However, the sensitivity of the process for isolating the tumor antigens have been the major limiting factor for reliable HLA-I peptide characterization, making clear the need for technical improvement.Here, we assessed the potential of immobilizing a pan-HLA antibody on solid surfaces via well-characterized streptavidin-biotin chemistry, overcoming the limitations of the cross-linking chemistry used to prepare the affinity matrix with the desired antibodies in the immunopeptidomic workflow. Furthermore, to address the restrictions related to the handling and the limited availability of tumor samples, we further developed the concept towards the implementation of a microfluidic through-flow system.Thus, the biotinylated pan-HLA antibody was immobilized on streptavidin-functionalized surfaces, and immune-affinity purification (IP) was carried out on customized microfluidic pillar arrays made of thiol-ene polymer. Compared to the standard methods reported in the field, our methodology drastically reduces the handling, the amount of antibody and the time required for peptide isolation.In this work, we carefully examined the specificity and robustness of our customized technology for immunopeptidomics workflows. We tested this novel platform by immunopurifying HLA-I complexes from as few as 106 cells both in a widely studied B-cell line and in patients-derived ex vivo cell cultures. After the final elution in mild acid, HLA-I-presented peptides were identified by tandem mass spectrometry and further investigated by in vitro methods. These results highlight the potential to exploit microfluidics-based strategies in immunopeptidomic platforms and in personalized immunopeptidome analysis from cells isolated from individual tumor biopsies to design tailored cancer therapeutic vaccines.
Citation Format: Sara Feola, Markus Happala, Karita Peltonen, Cristian Capasso, Gabriella Antignani, Antonio Federico, Vilja Pietiäinen, Jacopo Chiaro, Michaela Feodoroff, Antti Ranniko, Manlio Fusciello, Satu Koskela, Jukka Partanen, Firas Hamdan, Sari Tähkä, Erkko Ylösmäki, Dario Greco, Mikaela Grönholm, Rui M M Branca, Janne Lehtiö, Tiina Siikanen, Vincenzo Cerullo. PeptiCHIP: A novel microfluidic-based chip platform for tumor antigen landscape identification [abstract]. In: Proceedings of the American Association for Cancer Research Annual Meeting 2021; 2021 Apr 10-15 and May 17-21. Philadelphia (PA): AACR; Cancer Res 2021;81(13_Suppl):Abstract nr 1897.
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Affiliation(s)
- Sara Feola
- 1University of Helsinki, Helsinki, Finland
| | | | | | | | | | | | - Vilja Pietiäinen
- 3Helsinki Institute of Life Science (HiLIFE) and Institute for Molecular Medicine Finland, FIMM, Helsinki Institute of Life Science (HiLIFE), Helsinki, Finland
| | | | - Michaela Feodoroff
- 4University of Helsinki and Institute for Molecular Medicine Finland, FIMM, Helsinki Institute of Life Science (HiLIFE), Helsinki, Finland
| | | | | | - Satu Koskela
- 5Research & Development Finnish Red Cross Blood Service, Helsinki, Finland
| | - Jukka Partanen
- 5Research & Development Finnish Red Cross Blood Service, Helsinki, Finland
| | | | - Sari Tähkä
- 1University of Helsinki, Helsinki, Finland
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16
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Chiaro J, Kasanen H, Whalley T, Capasso C, Feola S, Grönholm M, Hamdan F, Peltonen K, Hernberg M, Mäkelä S, Karhapää H, Brown P, Martins B, Fusciello M, Ylösmäki E, Kreutzman A, Mustjoki S, Szomolay B, Cerullo V. Abstract 1488: Viral molecular mimicry influences the antitumor immune response in murine and human melanoma. Cancer Res 2021. [DOI: 10.1158/1538-7445.am2021-1488] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Abstract
Molecular mimicry is known to be one of the leading mechanisms by which infectious agents may induce autoimmunity. However, whether a similar mechanism triggers anti-tumor immune response is unexplored, and the role of anti-viral T-cells infiltrating the tumor has remained anecdotal. To address this question, we first developed a bioinformatic tool to identify tumor peptides with high similarity to viral epitopes. Using peptides identified by this tool, we showed that, in mice, viral pre-existing immunity enhanced the efficacy of cancer immunotherapy via molecular mimicry. Specifically, when treated with a cancer vaccine consisting of peptides with a high degree of homology with specific viral peptides, the mice with induced pre-existing immunity to these viral peptides showed significantly better anti-tumor response.To understand whether this mechanism could partly explain immunotherapy-response in humans, we analyzed a cohort of melanoma patients undergoing PD1 treatment with high IgG titer for Cytomegalovirus (CMV). In this cohort of patients, we showed that high level of CMV-antibodies was associated with a prolonged progression free survival, and found that in some cases PBMCs could cross-react with both melanoma and CMV homologous peptides. Finally, T-cell TCR sequencing revealed expansion of the same CD8+ T-cell clones, when PBMCs were pulsed with tumor- or homologous viral peptides.In conclusion, we have demonstrated that pre-existing immunity and molecular mimicry could explain part of the response observed in immunotherapy. Most importantly, we have developed a tool able to identify tumor antigens and neoantigens based on their similarity to pathogen antigens, in order to exploit molecular mimicry and cross-reactive T-cells in cancer vaccine development.
Citation Format: Jacopo Chiaro, Henna Kasanen, Thomas Whalley, Cristian Capasso, Sara Feola, Mikaela Grönholm, Firas Hamdan, Karita Peltonen, Micaela Hernberg, Siru Mäkelä, Hanna Karhapää, Paul Brown, Beatriz Martins, Manlio Fusciello, Erkko Ylösmäki, Anna Kreutzman, Satu Mustjoki, Barbara Szomolay, Vincenzo Cerullo. Viral molecular mimicry influences the antitumor immune response in murine and human melanoma [abstract]. In: Proceedings of the American Association for Cancer Research Annual Meeting 2021; 2021 Apr 10-15 and May 17-21. Philadelphia (PA): AACR; Cancer Res 2021;81(13_Suppl):Abstract nr 1488.
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Affiliation(s)
| | | | | | | | - Sara Feola
- 1University of Helsinki, Helsinki, Finland
| | | | | | | | | | | | | | - Paul Brown
- 3University of Warwick, Coventry, United Kingdom
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17
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Reigada I, San-Martin-Galindo P, Gilbert-Girard S, Chiaro J, Cerullo V, Savijoki K, Nyman TA, Fallarero A, Miettinen I. Surfaceome and Exoproteome Dynamics in Dual-Species Pseudomonas aeruginosa and Staphylococcus aureus Biofilms. Front Microbiol 2021; 12:672975. [PMID: 34248881 PMCID: PMC8267900 DOI: 10.3389/fmicb.2021.672975] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2021] [Accepted: 05/21/2021] [Indexed: 01/12/2023] Open
Abstract
Bacterial biofilms are an important underlying cause for chronic infections. By switching into the biofilm state, bacteria can evade host defenses and withstand antibiotic chemotherapy. Despite the fact that biofilms at clinical and environmental settings are mostly composed of multiple microbial species, biofilm research has largely been focused on single-species biofilms. In this study, we investigated the interaction between two clinically relevant bacterial pathogens (Staphylococcus aureus and Pseudomonas aeruginosa) by label-free quantitative proteomics focusing on proteins associated with the bacterial cell surfaces (surfaceome) and proteins exported/released to the extracellular space (exoproteome). The changes observed in the surfaceome and exoproteome of P. aeruginosa pointed toward higher motility and lower pigment production when co-cultured with S. aureus. In S. aureus, lower abundances of proteins related to cell wall biosynthesis and cell division, suggesting increased persistence, were observed in the dual-species biofilm. Complementary phenotypic analyses confirmed the higher motility and the lower pigment production in P. aeruginosa when co-cultured with S. aureus. Higher antimicrobial tolerance associated with the co-culture setting was additionally observed in both species. To the best of our knowledge, this study is among the first systematic explorations providing insights into the dynamics of both the surfaceome and exoproteome of S. aureus and P. aeruginosa dual-species biofilms.
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Affiliation(s)
- Inés Reigada
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Paola San-Martin-Galindo
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Shella Gilbert-Girard
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Kirsi Savijoki
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Tuula A Nyman
- Department of Immunology, Institute of Clinical Medicine, Rikshospitalet, University of Oslo, Oslo, Norway
| | - Adyary Fallarero
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
| | - Ilkka Miettinen
- Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland
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18
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Chiaro J, Kasanen HH, Whalley T, Capasso C, Grönholm M, Feola S, Peltonen K, Hamdan F, Hernberg M, Mäkelä S, Karhapää H, Brown PE, Martins B, Fusciello M, Ylösmäki EO, Greco D, Kreutzman AS, Mustjoki S, Szomolay B, Cerullo V. Viral Molecular Mimicry Influences the Antitumor Immune Response in Murine and Human Melanoma. Cancer Immunol Res 2021; 9:981-993. [PMID: 34103348 PMCID: PMC8974425 DOI: 10.1158/2326-6066.cir-20-0814] [Citation(s) in RCA: 21] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/24/2020] [Revised: 01/29/2021] [Accepted: 06/03/2021] [Indexed: 01/07/2023]
Abstract
Molecular mimicry is one of the leading mechanisms by which infectious agents can induce autoimmunity. Whether a similar mechanism triggers an antitumor immune response is unexplored, and the role of antiviral T cells infiltrating the tumor has remained anecdotal. To address these questions, we first developed a bioinformatic tool to identify tumor peptides with high similarity to viral epitopes. Using peptides identified by this tool, we demonstrated that, in mice, preexisting immunity toward specific viral epitopes enhanced the efficacy of cancer immunotherapy via molecular mimicry in different settings. To understand whether this mechanism could partly explain immunotherapy responsiveness in humans, we analyzed a cohort of patients with melanoma undergoing anti-PD1 treatment who had a high IgG titer for cytomegalovirus (CMV). In this cohort of patients, we showed that high levels of CMV-specific antibodies were associated with prolonged progression-free survival and found that, in some cases, peripheral blood mononuclear cells (PBMC) could cross-react with both melanoma and CMV homologous peptides. Finally, T-cell receptor sequencing revealed expansion of the same CD8+ T-cell clones when PBMCs were expanded with tumor or homologous viral peptides. In conclusion, we have demonstrated that preexisting immunity and molecular mimicry could influence the response to immunotherapies. In addition, we have developed a free online tool that can identify tumor antigens and neoantigens highly similar to pathogen antigens to exploit molecular mimicry and cross-reactive T cells in cancer vaccine development.
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Affiliation(s)
- Jacopo Chiaro
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Henna H.E. Kasanen
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Hematology Research Unit Helsinki, Department of Hematology, University of Helsinki and Helsinki University Hospital Comprehensive Cancer Center, Helsinki, Finland.,Department of Clinical Chemistry, University of Helsinki, Helsinki, Finland
| | - Thomas Whalley
- Systems Immunity Research Institute, Cardiff University School of Medicine, Cardiff, United Kingdom.,Cardiff University School of Medicine, Cardiff, United Kingdom
| | - Cristian Capasso
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Mikaela Grönholm
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland
| | - Sara Feola
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Karita Peltonen
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Firas Hamdan
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Micaela Hernberg
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Department of Oncology, Comprehensive Cancer Center, Helsinki University Hospital and Helsinki University, Helsinki, Finland
| | - Siru Mäkelä
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Department of Oncology, Comprehensive Cancer Center, Helsinki University Hospital and Helsinki University, Helsinki, Finland
| | - Hanna Karhapää
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Department of Oncology, Comprehensive Cancer Center, Helsinki University Hospital and Helsinki University, Helsinki, Finland
| | - Paul E. Brown
- Warwick Systems Biology Centre, University of Warwick, Coventry, United Kingdom
| | - Beatriz Martins
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Erkko O. Ylösmäki
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Dario Greco
- Institute of Biotechnology, Helsinki Institute of Life Science, University of Helsinki, Helsinki, Finland.,Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland
| | - Anna S. Kreutzman
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Hematology Research Unit Helsinki, Department of Hematology, University of Helsinki and Helsinki University Hospital Comprehensive Cancer Center, Helsinki, Finland.,Department of Clinical Chemistry, University of Helsinki, Helsinki, Finland
| | - Satu Mustjoki
- TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,Hematology Research Unit Helsinki, Department of Hematology, University of Helsinki and Helsinki University Hospital Comprehensive Cancer Center, Helsinki, Finland.,Department of Clinical Chemistry, University of Helsinki, Helsinki, Finland.,Warwick Systems Biology Centre, University of Warwick, Coventry, United Kingdom.,HiLIFE Helsinki Institute of Life Science, Helsinki, Finland
| | - Barbara Szomolay
- Systems Immunity Research Institute, Cardiff University School of Medicine, Cardiff, United Kingdom.,Cardiff University School of Medicine, Cardiff, United Kingdom
| | - Vincenzo Cerullo
- Laboratory of ImmunoViroTherapy, Drug Research Program, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland.,HiLIFE Helsinki Institute of Life Science, Helsinki, Finland.,Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University Federico II, Naples, Italy.,Corresponding Author: Vincenzo Cerullo, Laboratory of ImmunoViroTherapy, Drug Research Program, University of Helsinki, PO Box 56, Helsinki 00790, Finland. Phone: 358 29 4159328; E-mail:
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19
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Hamdan F, Martins B, Feodoroff M, Giannoula Y, Feola S, Fusciello M, Chiaro J, Antignani G, Grönholm M, Ylösmäki E, Cerullo V. GAMER-Ad: a novel and rapid method for generating recombinant adenoviruses. Mol Ther Methods Clin Dev 2021; 20:625-634. [PMID: 33718513 PMCID: PMC7907680 DOI: 10.1016/j.omtm.2021.01.014] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 11/19/2020] [Accepted: 01/27/2021] [Indexed: 12/18/2022]
Abstract
Oncolytic adenoviruses have become ideal agents in the path toward treating cancer. Such viruses have been engineered to conditionally replicate in malignant cells in which certain signaling pathways have been disrupted. Other than such oncolytic properties, the viruses need to activate the immune system in order to sustain a long-term response. Therefore, oncolytic adenoviruses have been genetically modified to express various immune-stimulatory agents to achieve this. However, genetically modifying adenoviruses is very time consuming and labor intensive with the current available methods. In this paper, we describe a novel method we have called GAMER-Ad to genetically modify adenovirus genomes within 2 days. Our method entails the replacement of the gp19k gene in the E3 region with any given gene of interest (GOI) using Gibson Assembly avoiding the homologous recombination between the shuttle and the parental plasmid. In this manuscript as proof of concept we constructed and characterized three oncolytic adenoviruses expressing CXCL9, CXCL10, and interleukin-15 (IL-15). We demonstrate that our novel method is fast, reliable, and simple compared to other methods. We anticipate that our method will be used in the future to genetically engineer oncolytic but also other adenoviruses used for gene therapy as well.
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Affiliation(s)
- Firas Hamdan
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Beatriz Martins
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Michaela Feodoroff
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Yvonne Giannoula
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Sara Feola
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Manlio Fusciello
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Jacopo Chiaro
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Gabriella Antignani
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Mikaela Grönholm
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland
| | - Erkko Ylösmäki
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland
| | - Vincenzo Cerullo
- Laboratory of Immunovirotherapy (IVTLab), Drug Research Program, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.,Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Helsinki, Finland.,TRIMM, Translational Immunology Research Program, University of Helsinki, Helsinki, Finland.,iCAN Digital Precision Cancer Medicine Flagship, University of Helsinki, Helsinki, Finland.,Department of Molecular Medicine and Medical Biotechnology and CEINGE, Naples University 24 Federico II, 80131 Naples, Italy
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20
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Fontana F, Lindstedt H, Correia A, Chiaro J, Kari OK, Ndika J, Alenius H, Buck J, Sieber S, Mäkilä E, Salonen J, Urtti A, Cerullo V, Hirvonen JT, Santos HA. Cell Membrane Wrapping: Influence of Cell Membrane Wrapping on the Cell−Porous Silicon Nanoparticle Interactions (Adv. Healthcare Mater. 17/2020). Adv Healthc Mater 2020. [DOI: 10.1002/adhm.202070056] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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21
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Fontana F, Lindstedt H, Correia A, Chiaro J, Kari OK, Ndika J, Alenius H, Buck J, Sieber S, Mäkilä E, Salonen J, Urtti A, Cerullo V, Hirvonen JT, Santos HA. Influence of Cell Membrane Wrapping on the Cell-Porous Silicon Nanoparticle Interactions. Adv Healthc Mater 2020; 9:e2000529. [PMID: 32729247 DOI: 10.1002/adhm.202000529] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/01/2020] [Revised: 07/06/2020] [Indexed: 12/30/2022]
Abstract
Biohybrid nanosystems represent the cutting-edge research in biofunctionalization of micro- and nano-systems. Their physicochemical properties bring along advantages in the circulation time, camouflaging from the phagocytes, and novel antigens. This is partially a result of the qualitative differences in the protein corona, and the preferential targeting and uptake in homologous cells. However, the effect of the cell membrane on the cellular endocytosis mechanisms and time has not been fully evaluated yet. Here, the effect is assessed by quantitative flow cytometry analysis on the endocytosis of hydrophilic, negatively charged porous silicon nanoparticles and on their membrane-coated counterparts, in the presence of chemical inhibitors of different uptake pathways. Principal component analysis is used to analyze all the data and extrapolate patterns to highlight the cell-specific differences in the endocytosis mechanisms. Furthermore, the differences in the composition of static protein corona between naked and coated particles are investigated together with how these differences affect the interaction with human macrophages. Overall, the presence of the cell membrane only influences the speed and the entity of nanoparticles association with the cells, while there is no direct effect on the endocytosis pathways, composition of protein corona, or any reduction in macrophage-mediated uptake.
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Affiliation(s)
- Flavia Fontana
- Drug Research Program Division of Pharmaceutical Chemistry and Technology Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Hanna Lindstedt
- Drug Research Program Division of Pharmaceutical Chemistry and Technology Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Alexandra Correia
- Drug Research Program Division of Pharmaceutical Chemistry and Technology Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Jacopo Chiaro
- Drug Research Program Division of Pharmaceutical Biosciences Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Otto K. Kari
- Drug Research Program Division of Pharmaceutical Biosciences Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Joseph Ndika
- Human Microbiome Research Faculty of Medicine University of Helsinki Helsinki FI‐00014 Finland
| | - Harri Alenius
- Human Microbiome Research Faculty of Medicine University of Helsinki Helsinki FI‐00014 Finland
- Institute of Environmental Medicine Karolinska Institutet Stockholm SE‐17177 Sweden
| | - Jonas Buck
- Department of Pharmaceutical Sciences University of Basel Basel 4056 Switzerland
| | - Sandro Sieber
- Department of Pharmaceutical Sciences University of Basel Basel 4056 Switzerland
| | - Ermei Mäkilä
- Laboratory of Industrial Physics Department of Physics and Astronomy University of Turku Turku FI‐20014 Finland
| | - Jarno Salonen
- Laboratory of Industrial Physics Department of Physics and Astronomy University of Turku Turku FI‐20014 Finland
| | - Arto Urtti
- Drug Research Program Division of Pharmaceutical Biosciences Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Vincenzo Cerullo
- Drug Research Program Division of Pharmaceutical Biosciences Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
- Translational Immunology Program (TRIMM) Digital Precision Cancer Flagship (iCAN) University of Helsinki Helsinki FI‐00014 Finland
- Helsinki Institute of Life Science (HiLIFE) University of Helsinki Helsinki FI‐00014 Finland
| | - Jouni T. Hirvonen
- Drug Research Program Division of Pharmaceutical Chemistry and Technology Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
| | - Hélder A. Santos
- Drug Research Program Division of Pharmaceutical Chemistry and Technology Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
- Helsinki Institute of Life Science (HiLIFE) University of Helsinki Helsinki FI‐00014 Finland
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22
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Tähtinen S, Feola S, Capasso C, Laustio N, Groeneveldt C, Ylösmäki EO, Ylösmäki L, Martins B, Fusciello M, Medeot M, Tagliamonte M, Chiaro J, Hamdan F, Peltonen K, Ranki T, Buonaguro L, Cerullo V. Exploiting Preexisting Immunity to Enhance Oncolytic Cancer Immunotherapy. Cancer Res 2020; 80:2575-2585. [PMID: 32107211 DOI: 10.1158/0008-5472.can-19-2062] [Citation(s) in RCA: 29] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/05/2019] [Revised: 12/06/2019] [Accepted: 02/24/2020] [Indexed: 11/16/2022]
Abstract
Because of the high coverage of international vaccination programs, most people worldwide have been vaccinated against common pathogens, leading to acquired pathogen-specific immunity with a robust memory T-cell repertoire. Although CD8+ antitumor cytotoxic T lymphocytes (CTL) are the preferred effectors of cancer immunotherapy, CD4+ T-cell help is also required for an optimal antitumor immune response to occur. Hence, we investigated whether the pathogen-related CD4+ T-cell memory populations could be reengaged to support the CTLs, converting a weak primary antitumor immune response into a stronger secondary one. To this end, we used our PeptiCRAd technology that consists of an oncolytic adenovirus coated with MHC-I-restricted tumor-specific peptides and developed it further by introducing pathogen-specific MHC-II-restricted peptides. Mice preimmunized with tetanus vaccine were challenged with B16.OVA tumors and treated with the newly developed hybrid TT-OVA-PeptiCRAd containing both tetanus toxoid- and tumor-specific peptides. Treatment with the hybrid PeptiCRAd significantly enhanced antitumor efficacy and induced TT-specific, CD40 ligand-expressing CD4+ T helper cells and maturation of antigen-presenting cells. Importantly, this approach could be extended to naturally occurring tumor peptides (both tumor-associated antigens and neoantigens), as well as to other pathogens beyond tetanus, highlighting the usefulness of this technique to take full advantage of CD4+ memory T-cell repertoires when designing immunotherapeutic treatment regimens. Finally, the antitumor effect was even more prominent when combined with the immune checkpoint inhibitor anti-PD-1, strengthening the rationale behind combination therapy with oncolytic viruses. SIGNIFICANCE: These findings establish a novel technology that enhances oncolytic cancer immunotherapy by capitalizing on pre-acquired immunity to pathogens to convert a weak antitumor immune response into a much stronger one.
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Affiliation(s)
- Siri Tähtinen
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Sara Feola
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Cristian Capasso
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Netta Laustio
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | | | - Erkko O Ylösmäki
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Leena Ylösmäki
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Beatriz Martins
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Manlio Fusciello
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Marta Medeot
- Department of Pharmaceutical and Pharmacological Sciences, University of Padova, Padova, Italy
| | - Maria Tagliamonte
- Cancer Immunoregulatory, Istituto Nazionale Tumori (IRCCS) G. Pascale, Naples, Italy
| | - Jacopo Chiaro
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Firas Hamdan
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | - Karita Peltonen
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland
| | | | - Luigi Buonaguro
- Cancer Immunoregulatory, Istituto Nazionale Tumori (IRCCS) G. Pascale, Naples, Italy
| | - Vincenzo Cerullo
- Drug Research Program ImmunoViroTherapy Lab (IVT), Faculty of Pharmacy iCAN Digital Precision Cancer Medicine Flagship, Helsinki University, Viikinkaari 5E, Finland. .,Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Helsinki, Finland.,Department of Molecular Medicine and Medical Biotechnology, Naples University "Federico II", Naples, Italy
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23
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Fontana F, Fusciello M, Groeneveldt C, Capasso C, Chiaro J, Feola S, Liu Z, Mäkilä EM, Salonen JJ, Hirvonen JT, Cerullo V, Santos HA. Biohybrid Vaccines for Improved Treatment of Aggressive Melanoma with Checkpoint Inhibitor. ACS Nano 2019; 13:6477-6490. [PMID: 31100004 PMCID: PMC6595659 DOI: 10.1021/acsnano.8b09613] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/02/2023]
Abstract
Recent approaches in the treatment of cancer focus on involving the immune system to control the tumor growth. The administration of immunotherapies, like checkpoint inhibitors, has shown impressive results in the long term survival of patients. Cancer vaccines are being investigated as further tools to prime tumor-specific immunity. Biomaterials show potential as adjuvants in the formulation of vaccines, and biomimetic elements derived from the membrane of tumor cells may widen the range of antigens contained in the vaccine. Here, we show how mice presenting an aggressive melanoma tumor model treated twice with the complete nanovaccine formulation showed control on the tumor progression, while in a less aggressive model, the animals showed remission and control on the tumor progression, with a modification in the immunological profile of the tumor microenvironment. We also prove that co-administration of the nanovaccine together with a checkpoint inhibitor increases the efficacy of the treatment (87.5% of the animals responding, with 2 remissions) compared to the checkpoint inhibitor alone in the B16.OVA model. Our platform thereby shows potential applications as a cancer nanovaccine in combination with the standard clinical care treatment for melanoma cancers.
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Affiliation(s)
- Flavia Fontana
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Manlio Fusciello
- Drug
Research Program, Division of Pharmaceutical Biosciences, Faculty
of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Christianne Groeneveldt
- Division
of Biotherapeutics, Leiden Academic Center for Drug Research (LACDR), Leiden University, 2300 RA Leiden, Netherlands
| | - Cristian Capasso
- Drug
Research Program, Division of Pharmaceutical Biosciences, Faculty
of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Jacopo Chiaro
- Drug
Research Program, Division of Pharmaceutical Biosciences, Faculty
of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Sara Feola
- Drug
Research Program, Division of Pharmaceutical Biosciences, Faculty
of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Zehua Liu
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Ermei M. Mäkilä
- Laboratory
of Industrial Physics, Department of Physics and Astronomy, University of Turku, FI-20014 Turku, Finland
| | - Jarno J. Salonen
- Laboratory
of Industrial Physics, Department of Physics and Astronomy, University of Turku, FI-20014 Turku, Finland
| | - Jouni T. Hirvonen
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
| | - Vincenzo Cerullo
- Drug
Research Program, Division of Pharmaceutical Biosciences, Faculty
of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, FI-00014 Helsinki, Finland
- E-mail:
| | - Hélder A. Santos
- Drug
Research Program, Division of Pharmaceutical Chemistry and Technology,
Faculty of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
- Helsinki
Institute of Life Science (HiLIFE), University
of Helsinki, FI-00014 Helsinki, Finland
- E-mail:
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