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Pennati F, Calza S, Di Biagio A, Mussini C, Rusconi S, Bonora S, Borghetti A, Quiros‐Roldan E, Sarteschi G, Menozzi M, Ferrara M, Celotti A, Ciccullo A, Giacomet V, Izzo I, Dotta L, Badolato R, Castelli F, Focà E. Reduced probability of improving viro-immunological state in subjects with vertical transmission of HIV reaching adult age: A multicenter retrospective cohort study. Immun Inflamm Dis 2023; 11:e778. [PMID: 36840488 PMCID: PMC9910169 DOI: 10.1002/iid3.778] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2022] [Revised: 01/18/2023] [Accepted: 01/19/2023] [Indexed: 02/11/2023] Open
Abstract
INTRODUCTION Young adults with vertical transmission (VT) of human immunodeficiency virus (HIV) represent a fragile population. This study evaluates factors associated with viro-immunological outcome of these patients. METHODS We performed a multicenter study including HIV-infected subjects with VT ≥ 18 years old from six Italian clinics. Subjects were observed from birth to death, lost to follow-up, or last visit until December 31, 2019. Condition of "optimal viro-immunological status" (OS) was defined as the simultaneous presence of HIV ribonucleic acid (RNA) < 50 copies/mL, CD4+ > 500 cells/mm3 , and CD4+/CD8+ ratio ≥ 1. RESULTS A total of 126 subjects were enrolled. At 18 years of age, 52/126 (44.4%) had HIV-RNA > 50 copies/mL, 47/126 (38.2%) had CD4+ < 500/mm3 , and 78/126 (67.2%) had CD4+/CD8+ < 1; 28 subjects (23.7%) presented in the condition of OS. Having a CD4+/CD8+ ratio ≥ 1 at 18 years of age was related with an increased probability of shift from suboptimal viro-immunological status (SOS) to OS (HR: 7.7, 95% confidence interval [CI]: 4.23-14.04), and a reduced risk of shift from the OS to the SOS (HR: 0.49, 95% CI: 0.26-0.92). Acquired immunodeficiency syndrome (AIDS) diagnosis significantly reduced the probability of shift from a viro-immunological SOS to OS (HR: 0.09, 95% CI: 0.03-0.30). Subjects who had not achieved an OS at 18 years of age had an increased risk of discontinuation of combination antiretroviral therapy (cART, p = .019). CONCLUSIONS Only a small proportion of subjects with VT of HIV reached the adult age with "OS". Transition to the adult care with a compromised viro-immunological condition represents a negative driver for future optimal infection control, with a higher risk of discontinuation of cART and a reduced probability to improve the immunological status later in the years.
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Affiliation(s)
- Francesca Pennati
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Stefano Calza
- Unit of Biostatistics, Department of Molecular and Translational MedicineUniversity of BresciaBresciaItaly
| | - Antonio Di Biagio
- Clinic of Infectious and Tropical DiseasesUniversity of Genova and “San Martino” HospitalGenoaItaly
| | - Cristina Mussini
- Department of Infectious DiseasesUniversity of Modena and Reggio Emilia and Modena PolyclinicModenaItaly
| | - Stefano Rusconi
- Unit of Infectious DiseasesUniversity of Milano and ASST Fatebenefratelli “L. Sacco” HospitalMilanItaly
| | - Stefano Bonora
- Department of Infectious DiseasesUniversity of Torino and “Amedeo di Savoia” HospitalTurinItaly
| | - Alberto Borghetti
- Infectious Diseases UnitFondazione Policlinico Universitario Agostino Gemelli IRCCSRomeItaly
| | - Eugenia Quiros‐Roldan
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Giovanni Sarteschi
- Clinic of Infectious and Tropical DiseasesUniversity of Genova and “San Martino” HospitalGenoaItaly
| | - Marianna Menozzi
- Department of Infectious DiseasesUniversity of Modena and Reggio Emilia and Modena PolyclinicModenaItaly
| | - Micol Ferrara
- Department of Infectious DiseasesUniversity of Torino and “Amedeo di Savoia” HospitalTurinItaly
| | - Anna Celotti
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Arturo Ciccullo
- Department of Safety and Bioethics, Section of Infectious DiseasesCatholic University of the Sacred HeartRomeItaly
| | - Vania Giacomet
- Unit of PediatricsUniversity of Milano and ASST Fatebenefratelli “L. Sacco” HospitalMilanItaly
| | - Ilaria Izzo
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Laura Dotta
- Unit of PediatricsUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Raffaele Badolato
- Unit of PediatricsUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Francesco Castelli
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Emanuele Focà
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
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Mazzuti L, Melengu T, Falasca F, Calabretto M, Cella E, Ciccozzi M, Mezzaroma I, Iaiani G, Spaziante M, d'Ettorre G, Fimiani C, Vullo V, Antonelli G, Turriziani O. Transmitted drug resistance mutations and trends of HIV-1 subtypes in treatment-naïve patients: A single-centre experience. J Glob Antimicrob Resist 2019; 20:298-303. [PMID: 31518723 DOI: 10.1016/j.jgar.2019.08.024] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2019] [Revised: 07/12/2019] [Accepted: 08/28/2019] [Indexed: 11/30/2022] Open
Abstract
OBJECTIVES Transmitted drug resistance (TDR) and HIV-1 genetic diversity may affect treatment efficacy and clinical outcomes. Here we describe the circulating viral subtypes and estimate the prevalence of drug resistance among antiretroviral therapy (ART)-naïve patients attending Sapienza University Hospital (Rome, Italy) from 2006-2017. METHODS Genotypic resistance testing (GRT) was performed on 668 ART-naïve patients for integrase (n = 52), protease and reverse transcriptase (n = 668) sequences. RESULTS Twenty-one different HIV-1 subtypes and circulating recombinant forms (CRFs) were identified. Subtype B was the most common (67.1%), followed by CRF02_AG (8.4%), and subtypes C and F (both 6.0%). A significantly increase in the proportion of non-B strains (P < 0.001) and the rate of non-Italian patients was observed over time. The overall prevalence of TDR was 9.4% (NRTI, 4.2%; NNRTI, 5.8%; and PI, 1.0%) and was higher in subtype B strains. Transmitted INSTI mutations (Q148H and G140S) responsible for high-level resistance to raltegravir and elvitegravir and intermediate resistance to dolutegravir and bictegravir were found, for the first time, in two individuals. Minor or accessory INSTI mutations were detected in 17.3% of patients. No significant decrease in the prevalence of TDR was documented over time. CONCLUSION The significant increase in non-B subtypes suggests that the molecular epidemiology of HIV-1 is changing. Detection of a major INSTI mutation in two ART-naïve patients highlights the importance of performing GRT before commencing treatment. This finding and the lack of a significant reduction in TDRs underline the importance of continuous surveillance of resistance mutations.
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Affiliation(s)
- Laura Mazzuti
- Department of Molecular Medicine, Sapienza University of Rome, Rome, Italy
| | - Taulant Melengu
- Department of Molecular Medicine, Sapienza University of Rome, Rome, Italy
| | - Francesca Falasca
- Department of Molecular Medicine, Sapienza University of Rome, Rome, Italy
| | | | - Eleonora Cella
- Unit of Medical Statistics and Molecular Epidemiology, University Campus Bio-Medico of Rome, Rome, Italy
| | - Massimo Ciccozzi
- Unit of Medical Statistics and Molecular Epidemiology, University Campus Bio-Medico of Rome, Rome, Italy
| | - Ivano Mezzaroma
- Department of Translational and Precision Medicine, Department of Public Health and Infectious Diseases, Sapienza University of Rome, Rome, Italy
| | | | - Martina Spaziante
- Department of Public Health and Infectious Diseases, 'Sapienza' University of Rome, Rome, Italy
| | - Gabriella d'Ettorre
- Department of Public Health and Infectious Diseases, 'Sapienza' University of Rome, Rome, Italy
| | | | - Vincenzo Vullo
- Department of Public Health and Infectious Diseases, 'Sapienza' University of Rome, Rome, Italy
| | - Guido Antonelli
- Department of Molecular Medicine, Sapienza University of Rome, Rome, Italy
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Rusconi S, Adorni F, Tau P, Borghi V, Pecorari M, Maserati R, Francisci D, Monno L, Punzi G, Meraviglia P, Paolucci S, Di Biagio A, Bruzzone B, Mancon A, Micheli V, Zazzi M. Dolutegravir (DTG)-containing regimens after receiving raltegravir (RAL) or elvitegravir (EVG): Durability and virological response in a large Italian HIV drug resistance network (ARCA). J Clin Virol 2018; 105:112-117. [PMID: 29957545 DOI: 10.1016/j.jcv.2018.06.012] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/03/2018] [Revised: 05/17/2018] [Accepted: 06/20/2018] [Indexed: 02/05/2023]
Abstract
BACKGROUND Dolutegravir (DTG) is a next-generation HIV integrase inhibitor (INI) with an increased genetic barrier to resistance with respect to raltegravir (RAL) or elvitegravir (EVG). Few data are available on the durability of DTG-containing regimens. OBJECTIVES We aimed at investigating the duration of the DTG-containing regimen, the occurrence of an HIV-1 RNA blip, and factors associated with DTG virological response. STUDY DESIGN From the Antiviral Response Cohort Analysis database, we selected 89 HIV-1-positive four-class-experienced subjects who started DTG after receiving RAL or EVG. Factors associated with durability and virological response were analysed by logistic regression. RESULTS After a median duration of 18.8 [0.4-76.2] months, 79/89 (88.8%) subjects were still on DTG. All subjects remaining on DTG at the end of follow-up had undetectable HIV-1 RNA, compared to 5/10 subjects who discontinued DTG. DTG discontinuation was less frequent in patients who had experienced ≥10 regimens (HR 0.11, p = 0.040). The probability of having an HIV-1 RNA positive value at the last follow-up significantly increased in patients with non-B HIV-1 subtype (HR 5.77, p < .001) and significantly decreased in patients with CD4 nadir >200/μL (HR 0.29, p = 0.038), with more than 10 previous regimens (HR 0.27, p = 0.040), and who harbored virus with IN mutations (HR 0.12, p = 0.023) at DTG start. CONCLUSIONS After previous exposure to first-generation INIs, treatment with DTG showed long durability and did not show virological rebound after virological suppression. Subjects infected with a non-B HIV-1 subtype had a greater risk of having detectable HIV-1 RNA at the last observation.
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Affiliation(s)
- S Rusconi
- Divisione Malattie Infettive, DIBIC Luigi Sacco, Università degli Studi di Milano, Italy.
| | | | - P Tau
- Divisione Malattie Infettive, DIBIC Luigi Sacco, Università degli Studi di Milano, Italy
| | - V Borghi
- Clinica Malattie Infettive, Modena, Italy
| | | | - R Maserati
- Ambulatorio Clinica Malattie Infettive, Fondazione Policlinico San Matteo, Pavia, Italy
| | | | - L Monno
- Clinica Malattie Infettive, Bari, Italy
| | - G Punzi
- Laboratorio di Virologia, Bari, Italy
| | - P Meraviglia
- Prima divisione di Malattie Infettive, Ospedale Luigi Sacco, Milano, Italy
| | - S Paolucci
- Laboratorio di Virologia, Fondazione Policlinico San Matteo, Pavia, Italy
| | - A Di Biagio
- Clinica Malattie Infettive, Azienda Ospedaliera Universitaria San Martino, Genova, Italy
| | - B Bruzzone
- Laboratorio di Igiene, Azienda Ospedaliera Universitaria San Martino, Genova, Italy
| | - A Mancon
- Laboratorio Microbiologia Clinica - Virologia - Bioterrorismo, Ospedale Luigi Sacco, ASST FBF-Sacco, Milano, Italy
| | - V Micheli
- Laboratorio Microbiologia Clinica - Virologia - Bioterrorismo, Ospedale Luigi Sacco, ASST FBF-Sacco, Milano, Italy
| | - M Zazzi
- Dipartimento di Biotecnologie Mediche, Università degli Studi di Siena, Italy
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López P, De Jesús O, Yamamura Y, Rodríguez N, Arias A, Sánchez R, Rodríguez Y, Tamayo-Agrait V, Cuevas W, Rivera-Amill V. Molecular Epidemiology of HIV-1 Virus in Puerto Rico: Novel Cases of HIV-1 Subtype C, D, and CRF-24BG. AIDS Res Hum Retroviruses 2018; 34:507-516. [PMID: 29658302 DOI: 10.1089/aid.2017.0305] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Abstract
HIV-1 subtype B virus is the most prevalent subtype in Puerto Rico (PR), accounting for about 90% of infection in the island. Recently, other subtypes and circulating recombinant forms (CRFs), including F(12_BF), A (01_BF), and CRF-39 BF-like, have been identified. The purpose of this study is to assess the distribution of drug resistance mutations and subtypes in PR. A total of 846 nucleotide sequences from the period comprising 2013 through 2017 were obtained from our "HIV Genotyping" test file. Phylogenetic and molecular epidemiology analyses were performed to evaluate the evolutionary dynamics and prevalence of drug resistance mutations. According to our results, we detected a decrease in the prevalence of protease inhibitor, nucleoside reverse transcriptase inhibitor (NRTI), and non-NRTI (NNRTI) resistance mutations over time. In addition, we also detected recombinant forms and, for the first time, identified subtypes C, D, and CRF-24BG in PR. Recent studies suggest that non-subtypes B are associated with a high risk of treatment failure and disease progression. The constant monitoring of viral evolution and drug resistance mutation dynamics is important to establish appropriate efforts for controlling viral expansion.
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Affiliation(s)
- Pablo López
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Omayra De Jesús
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Yasuhiro Yamamura
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Nayra Rodríguez
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Andrea Arias
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Raphael Sánchez
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Yadira Rodríguez
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
| | - Vivian Tamayo-Agrait
- Puerto Rico Community Network for Clinical Research on AIDS, University of Puerto Rico, Medical Sciences Campus, San Juan, Puerto Rico
| | - Wilfredo Cuevas
- HIV Clinic Outpatient Department, Ryder Memorial Hospital, Humacao, Puerto Rico
| | - Vanessa Rivera-Amill
- AIDS Research Program, Ponce Health Sciences University-School of Medicine, Ponce Research Institute, Ponce, Puerto Rico
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Nozza S, Poli A, Ripa M, Galli L, Chiappetta S, Spagnuolo V, Rovelli C, Lazzarin A, Castagna A, Tambussi G. Efficacy of elvitegravir/cobicistat/emtricitabine/tenofovir disoproxil fumarate as treatment for primary or recent HIV infection-authors' response. J Antimicrob Chemother 2017; 72:1549-1550. [PMID: 28333303 DOI: 10.1093/jac/dkx073] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Affiliation(s)
- Silvia Nozza
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy
| | - Andrea Poli
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy
| | - Marco Ripa
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy.,Università Vita-Salute San Raffaele, Milan, Italy
| | - Laura Galli
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy
| | | | - Vincenzo Spagnuolo
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy.,Università Vita-Salute San Raffaele, Milan, Italy
| | | | - Adriano Lazzarin
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy.,Università Vita-Salute San Raffaele, Milan, Italy
| | - Antonella Castagna
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy.,Università Vita-Salute San Raffaele, Milan, Italy
| | - Giuseppe Tambussi
- Infectious Diseases Department, San Raffaele Scientific Institute, Milan, Italy
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Drug resistance in B and non-B subtypes amongst subjects recently diagnosed as primary/recent or chronic HIV-infected over the period 2013-2016: Impact on susceptibility to first-line strategies including integrase strand-transfer inhibitors. J Glob Antimicrob Resist 2017; 10:106-112. [PMID: 28732792 DOI: 10.1016/j.jgar.2017.05.011] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2017] [Revised: 04/30/2017] [Accepted: 05/03/2017] [Indexed: 11/23/2022] Open
Abstract
OBJECTIVES To characterize the prevalence of transmitted drug resistance mutations (TDRMs) by plasma analysis of 750 patients at the time of HIV diagnosis from January 1, 2013 to November 16, 2016 in the Veneto region (Italy), where all drugs included in the recommended first line therapies were prescribed, included integrase strand transfer inhibitors (InNSTI). METHODS TDRMs were defined according to the Stanford HIV database algorithm. RESULTS Subtype B was the most prevalent HIV clade (67.3%). A total of 92 patients (12.3%) were expected to be resistant to one drug at least, most with a single class mutation (60/68-88.2% in subtype B infected subjectsand 23/24-95.8% in non-B subjects) and affecting mainly NNRTIs. No significant differences were observed between the prevalence rates of TDRMs involving one or more drugs, except for the presence of E138A quite only in patients with B subtype and other NNRTI in subjects with non-B infection. The diagnosis of primary/recent infection was made in 73 patients (9.7%): they had almost only TDRMs involving a single class. Resistance to InSTI was studied in 484 subjects (53 with primary-recent infection), one patient had 143C in 2016, a total of thirteen 157Q mutations were detected (only one in primary/recent infection). CONCLUSIONS Only one major InSTI-TDRM was identified but monitoring of TDRMs should continue in the light of continuing presence of NNRTI-related mutation amongst newly diagnosed subjects, sometime impacting also to modern NNRTI drugs recommended in first-line therapy.
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The Role of Caveolin 1 in HIV Infection and Pathogenesis. Viruses 2017; 9:v9060129. [PMID: 28587148 PMCID: PMC5490806 DOI: 10.3390/v9060129] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/23/2017] [Revised: 05/02/2017] [Accepted: 05/22/2017] [Indexed: 12/29/2022] Open
Abstract
Caveolin 1 (Cav-1) is a major component of the caveolae structure and is expressed in a variety of cell types including macrophages, which are susceptible to human immunodeficiency virus (HIV) infection. Caveolae structures are present in abundance in mechanically stressed cells such as endothelial cells and adipocytes. HIV infection induces dysfunction of these cells and promotes pathogenesis. Cav-1 and the caveolae structure are believed to be involved in multiple cellular processes that include signal transduction, lipid regulation, endocytosis, transcytosis, and mechanoprotection. Such a broad biological role of Cav-1/caveolae is bound to have functional cross relationships with several molecular pathways including HIV replication and viral-induced pathogenesis. The current review covers the relationship of Cav-1 and HIV in respect to viral replication, persistence, and the potential role in pathogenesis.
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