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Gorgolis G, Kotsidi M, Messina E, Mazzurco Miritana V, Di Carlo G, Nhuch EL, Martins Leal Schrekker C, Cuty JA, Schrekker HS, Paterakis G, Androulidakis C, Koutroumanis N, Galiotis C. Antifungal Hybrid Graphene-Transition-Metal Dichalcogenides Aerogels with an Ionic Liquid Additive as Innovative Absorbers for Preventive Conservation of Cultural Heritage. MATERIALS (BASEL, SWITZERLAND) 2024; 17:3174. [PMID: 38998257 PMCID: PMC11242601 DOI: 10.3390/ma17133174] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/03/2024] [Revised: 06/22/2024] [Accepted: 06/25/2024] [Indexed: 07/14/2024]
Abstract
The use and integration of novel materials are increasingly becoming vital tools in the field of preventive conservation of cultural heritage. Chemical factors, such as volatile organic compounds (VOCs), but also environmental factors such as high relative humidity, can lead to degradation, oxidation, yellowing, and fading of the works of art. To prevent these phenomena, highly porous materials have been developed for the absorption of VOCs and for controlling the relative humidity. In this work, graphene and transition-metal dichalcogenides (TMDs) were combined to create three-dimensional aerogels that absorb certain harmful substances. More specifically, the addition of the TMDs molybdenum disulfide and tungsten disulfide in such macrostructures led to the selective absorption of ammonia. Moreover, the addition of the ionic liquid 1-hexadecyl-3-methylimidazolium chloride promoted higher rates of VOCs absorption and anti-fungal activity against the fungus Aspergillus niger. These two-dimensional materials outperform benchmark porous absorbers in the absorption of all the examined VOCs, such as ammonia, formic acid, acetic acid, formaldehyde, and acetaldehyde. Consequently, they can be used by museums, galleries, or even storage places for the perpetual protection of works of art.
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Affiliation(s)
- George Gorgolis
- Institute of Chemical Engineering Sciences, Foundation of Research and Technology-Hellas (FORTH/ICE-HT), Stadiou Street, Platani, 26504 Patras, Greece
- Department of Chemical Engineering, University of Patras, 26504 Patras, Greece
| | - Maria Kotsidi
- Department of Chemical Engineering, University of Patras, 26504 Patras, Greece
| | - Elena Messina
- Institute for the Study of Nanostructured Materials (ISMN), National Research Council (CNR), SP35d, 9, 00010 Montelibretti, Italy;
| | - Valentina Mazzurco Miritana
- Department of Energy Technologies and Renewable Sources, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Via Anguillarese 301, 00123 Rome, Italy
| | - Gabriella Di Carlo
- Institute for the Study of Nanostructured Materials (ISMN), National Research Council (CNR), SP35d, 9, 00010 Montelibretti, Italy;
| | - Elsa Lesaria Nhuch
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Federal University of Rio Grande do Sul, Av. Bento Gonçalves 9500, Porto Alegre 91.501-970, RS, Brazil
| | - Clarissa Martins Leal Schrekker
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Federal University of Rio Grande do Sul, Av. Bento Gonçalves 9500, Porto Alegre 91.501-970, RS, Brazil
| | - Jeniffer Alves Cuty
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Federal University of Rio Grande do Sul, Av. Bento Gonçalves 9500, Porto Alegre 91.501-970, RS, Brazil
| | - Henri Stephan Schrekker
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Federal University of Rio Grande do Sul, Av. Bento Gonçalves 9500, Porto Alegre 91.501-970, RS, Brazil
| | - George Paterakis
- Institute of Chemical Engineering Sciences, Foundation of Research and Technology-Hellas (FORTH/ICE-HT), Stadiou Street, Platani, 26504 Patras, Greece
| | - Charalampos Androulidakis
- Skeletal Biology and Engineering Research Center, Department of Development and Regeneration, KU Leuven, O&N1, Herestraat 49, PB 813, 3000 Leuven, Belgium
| | - Nikos Koutroumanis
- Department of Chemical Engineering, University of Patras, 26504 Patras, Greece
| | - Costas Galiotis
- Institute of Chemical Engineering Sciences, Foundation of Research and Technology-Hellas (FORTH/ICE-HT), Stadiou Street, Platani, 26504 Patras, Greece
- Department of Chemical Engineering, University of Patras, 26504 Patras, Greece
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2
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Novello E, Scalzo G, D’Agata G, Raucci MG, Ambrosio L, Soriente A, Tomasello B, Restuccia C, Parafati L, Consoli GML, Ferreri L, Rescifina A, Zagni C, Zampino DC. Synthesis, Characterisation, and In Vitro Evaluation of Biocompatibility, Antibacterial and Antitumor Activity of Imidazolium Ionic Liquids. Pharmaceutics 2024; 16:642. [PMID: 38794304 PMCID: PMC11125126 DOI: 10.3390/pharmaceutics16050642] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2024] [Revised: 04/30/2024] [Accepted: 05/06/2024] [Indexed: 05/26/2024] Open
Abstract
In recent decades, ionic liquids (ILs) have garnered research interest for their noteworthy properties, such as thermal stability, low or no flammability, and negligible vapour pressure. Moreover, their tunability offers limitless opportunities to design ILs with properties suitable for applications in many industrial fields. This study aims to synthetise two series of methylimidazolium ILs bearing long alkyl chain in their cations (C9, C10, C12, C14, C16, C18, C20) and with tetrafluoroborate (BF4) and the 1,3-dimethyl-5-sulfoisophthalate (DMSIP) as counter ions. The ILs were characterised using 1H-NMR and MALDI-TOF, and their thermal behaviour was investigated through DSC and TGA. Additionally, the antimicrobial, anticancer, and cytotoxic activities of the ILs were analysed. Moreover, the most promising ILs were incorporated at different concentrations (0.5, 1, 5 wt%) into polyvinyl chloride (PVC) by solvent casting to obtain antimicrobial blend films. The thermal properties and stability of the resulting PVC/IL films, along with their hydrophobicity/hydrophilicity, IL surface distribution, and release, were studied using DSC and TGA, contact angle (CA), SEM, and UV-vis spectrometry, respectively. Furthermore, the antimicrobial and cytotoxic properties of blends were analysed. The in vitro results demonstrated that the antimicrobial and antitumor activities of pure ILs against t Listeria monocytogenes, Escherichia coli, Pseudomonas fluorescens strains, and the breast cancer cell line (MCF7), respectively, were mainly dependent on their structure. These activities were higher in the series containing the BF4 anion and increased with the increase in the methylimidazolium cation alkyl chain length. However, the elongation of the alkyl chain beyond C16 induced a decrease in antimicrobial activity, indicating a cut-off effect. A similar trend was also observed in terms of in vitro biocompatibility. The loading of both the series of ILs into the PVC matrix did not affect the thermal stability of PVC blend films. However, their Tonset decreased with increased IL concentration and alkyl chain length. Similarly, both the series of PVC/IL films became more hydrophilic with increasing IL concentration and alkyl chain. The loading of ILs at 5% concentration led to considerable IL accumulation on the blend film surfaces (as observed in SEM images) and, subsequently, their higher release. The biocompatibility assessment with healthy human dermal fibroblast (HDF) cells and the investigation of antitumoral properties unveiled promising pharmacological characteristics. These findings provide strong support for the potential utilisation of ILs in biomedical applications, especially in the context of cancer therapy and as antibacterial agents to address the challenge of antibiotic resistance. Furthermore, the unique properties of the PVC/IL films make them versatile materials for advancing healthcare technologies, from drug delivery to tissue engineering and antimicrobial coatings to diagnostic devices.
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Affiliation(s)
- Elisabetta Novello
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Catania, Via Paolo Gaifami, 18, 95126 Catania, Italy; (E.N.); (G.S.); (G.D.); (D.C.Z.)
| | - Giuseppina Scalzo
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Catania, Via Paolo Gaifami, 18, 95126 Catania, Italy; (E.N.); (G.S.); (G.D.); (D.C.Z.)
| | - Giovanni D’Agata
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Catania, Via Paolo Gaifami, 18, 95126 Catania, Italy; (E.N.); (G.S.); (G.D.); (D.C.Z.)
| | - Maria G. Raucci
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Napoli, Viale J.F. Kennedy n.54, Pad.20, 80125 Napoli, Italy; (L.A.); (A.S.)
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Napoli, Viale J.F. Kennedy n.54, Pad.20, 80125 Napoli, Italy; (L.A.); (A.S.)
| | - Alessandra Soriente
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Napoli, Viale J.F. Kennedy n.54, Pad.20, 80125 Napoli, Italy; (L.A.); (A.S.)
| | - Barbara Tomasello
- Department of Drug and Health Sciences, University of Catania, Viale A. Doria 6, 95125 Catania, Italy; (B.T.); (A.R.)
| | - Cristina Restuccia
- Department of Agriculture, Food and Environment, University of Catania, Via Santa Sofia 100, 95123 Catania, Italy; (C.R.); (L.P.)
| | - Lucia Parafati
- Department of Agriculture, Food and Environment, University of Catania, Via Santa Sofia 100, 95123 Catania, Italy; (C.R.); (L.P.)
| | - Grazia M. L. Consoli
- Institute of Biomolecular Chemistry (ICB)-CNR, via Paolo Gaifami 18, 95126 Catania, Italy; (G.M.L.C.); (L.F.)
| | - Loredana Ferreri
- Institute of Biomolecular Chemistry (ICB)-CNR, via Paolo Gaifami 18, 95126 Catania, Italy; (G.M.L.C.); (L.F.)
| | - Antonio Rescifina
- Department of Drug and Health Sciences, University of Catania, Viale A. Doria 6, 95125 Catania, Italy; (B.T.); (A.R.)
| | - Chiara Zagni
- Department of Drug and Health Sciences, University of Catania, Viale A. Doria 6, 95125 Catania, Italy; (B.T.); (A.R.)
| | - Daniela C. Zampino
- Institute of Polymers, Composites and Biomaterials (IPCB)—CNR, Section of Catania, Via Paolo Gaifami, 18, 95126 Catania, Italy; (E.N.); (G.S.); (G.D.); (D.C.Z.)
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3
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Zhou C, Sun M, Wang D, Yang M, Loh JLC, Xu Y, Zhang R. In Vitro Antibacterial and Anti-Inflammatory Properties of Imidazolium Poly(ionic liquids) Microspheres Loaded in GelMA-PEG Hydrogels. Gels 2024; 10:278. [PMID: 38667697 PMCID: PMC11048874 DOI: 10.3390/gels10040278] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/22/2024] [Revised: 04/16/2024] [Accepted: 04/17/2024] [Indexed: 04/28/2024] Open
Abstract
Repairing damaged tissue caused by bacterial infection poses a significant challenge. Traditional antibacterial hydrogels typically incorporate various components such as metal antimicrobials, inorganic antimicrobials, organic antimicrobials, and more. However, drawbacks such as the emergence of multi-drug resistance to antibiotics, the low antibacterial efficacy of natural agents, and the potential cytotoxicity associated with metal antibacterial nanoparticles in hydrogels hindered their broader clinical application. In this study, we successfully developed imidazolium poly(ionic liquids) (PILs) polymer microspheres (APMs) through emulsion polymerization. These APMs exhibited notable antibacterial effectiveness and demonstrated minimal cell toxicity. Subsequently, we integrated the APMs into a gelatin methacryloyl (GelMA)-polyethylene glycol (PEG) hydrogel. This composite hydrogel not only showcased strong antibacterial and anti-inflammatory properties but also facilitated the migration of human skin fibroblasts (HSF) and human umbilical vein endothelial cells (HUVECs) and promoted osteogenic differentiation in vitro.
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Affiliation(s)
- Chao Zhou
- School of Medical and Health Engineering, Changzhou University, Changzhou 213164, China; (C.Z.); (M.S.); (D.W.)
| | - Mengdi Sun
- School of Medical and Health Engineering, Changzhou University, Changzhou 213164, China; (C.Z.); (M.S.); (D.W.)
| | - Danni Wang
- School of Medical and Health Engineering, Changzhou University, Changzhou 213164, China; (C.Z.); (M.S.); (D.W.)
| | - Mingmei Yang
- Department of Dermatology, The Third Affiliated Hospital of Soochow University, Changzhou 213000, China;
- Department of Dermatology, Affiliated Changzhou Children’s Hospital of Nantong University, Changzhou 213000, China
| | | | - Yawen Xu
- Department of Dermatology, The Third Affiliated Hospital of Soochow University, Changzhou 213000, China;
| | - Ruzhi Zhang
- Department of Dermatology, The Third Affiliated Hospital of Soochow University, Changzhou 213000, China;
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Wu Q, Luo W, Du Y, Yang Y, Xiao Y, Cheng N, Tang B, Li H, Wang L, Wang D, Wang C, Guan J, Shen X. Engineered and Durable Antimicrobial Polymer via Controllable Immobilization of Ionic Liquids onto the Poly(lactic acid) Chains. Biomacromolecules 2023; 24:3522-3531. [PMID: 37285477 DOI: 10.1021/acs.biomac.3c00282] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/09/2023]
Abstract
Nowadays, the development of effective modification methods for PLA has gained significant interest because of the wide application of antimicrobial PLA materials in the medical progress. Herein, the ionic liquid (IL) 1-vinyl-3-butylimidazolium bis(trifluoromethylsulfonyl)imide, has been grafted onto the PLA chains successfully in the PLA/IL blending films via electron beam (EB) radiation for the miscibility between PLA and IL. It was found that the existence of IL in the PLA matrix can significantly improve the chemical stability under EB radiation. The Mn of PLA-g-IL copolymer did not change obviously but was just decreased from 6.80 × 104 g/mol to 5.20 × 104 g/mol after radiation with 10 kGy. The obtained PLA-g-IL copolymers showed excellent filament forming property during electrospinning process. The spindle structure on the nanofibers can be completely eliminated after feeding only 0.5 wt % ILs for the improvement of ionic conductivity. Specially, the prepared PLA-g-IL nonwovens exhibited outstanding and durable antimicrobial activity for the enrichment of immobilized ILs on the nanofiber surface. This work provides a feasible strategy to realize the modification of functional ILs onto PLA chains with low EB radiation doses, which may have huge potential application in the medical and packaging industry.
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Affiliation(s)
- Qingsong Wu
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
| | - Wentao Luo
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
| | - Yanqiu Du
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Yaru Yang
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Yunchao Xiao
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Na Cheng
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Bolin Tang
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Haidong Li
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Lei Wang
- State Key Laboratory of NBC Protection for Civilian, Beijing 102205, China
| | - Deshen Wang
- State Key Laboratory of NBC Protection for Civilian, Beijing 102205, China
| | - Chunyu Wang
- State Key Laboratory of NBC Protection for Civilian, Beijing 102205, China
| | - Jipeng Guan
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
| | - Xiaojun Shen
- College of Materials and Textile Engineering, Jiaxing University, Jiaxing 314001, China
- Key Laboratory of Yarn Materials Forming and Composite Processing Technology of Zhejiang Province, Jiaxing University, Jiaxing 314001, China
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Wu X, Shen M, Wang H, He X, Tan J, Wang R, Yang L, Yang H, Qi J, Chen Z, Zhu Q. Evaluation of the efficacy and safety of ionic liquids containing ketoconazole in patients with tinea pedis: A randomized controlled clinical trial. Bioeng Transl Med 2023; 8:e10463. [PMID: 37206222 PMCID: PMC10189433 DOI: 10.1002/btm2.10463] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2022] [Revised: 10/21/2022] [Accepted: 11/23/2022] [Indexed: 12/04/2022] Open
Abstract
Ionic liquids (ILs) loading ketoconazole (KCZ) have shown better efficacy on rats with tinea pedis than the marketed Daktarin® but clinical studies are still lacking. In this study, we described the clinical translation of ILs containing KCZ (KCZ-ILs) from the lab into the clinic and evaluated the efficacy and safety of KCZ-ILs in patients with tinea pedis. Thirty-six enrolled participants were randomized to receive either KCZ-ILs (KCZ, 4.72 mg/g) or Daktarin® (control group; KCZ, 20 mg/g) topically twice daily, making the lesion be covered with a thin layer of medication. The randomized controlled trial lasted for 8 weeks including 4 weeks of intervention and 4 weeks of follow-up. Primary efficacy outcome was the proportion of treatment success responders, defined as patients achieving negative mycological result and ≥60% relative reduction in total clinical symptom score (TSS) from baseline at week 4. Secondary outcomes mainly for evaluating the relapse of disease included the proportion of treatment success individuals at week 8 and fungal recurrence rate at weeks 2, 3, 4, and 8. After 4 weeks of medication, 47.06% of the KCZ-ILs subjects were treatment successes compared with only 25.00% of those using Daktarin®. Throughout the trial period, KCZ-ILs induced a significantly lower recurrence rate (52.94%) than that of control patients (68.75%). Furthermore, KCZ-ILs were found to be safe and well-tolerated. In conclusion, ILs loading only 1/4 KCZ dose of Daktarin® showed a better efficacy and safety profile in the management of tinea pedis, creating a new opportunity for the treatment of skin diseases caused by fungal infection and is worthy of clinical application.
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Affiliation(s)
- Xiying Wu
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
- School of PharmacyFudan UniversityShanghaiChina
| | - Min Shen
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Huan Wang
- School of PharmacyNaval Medical UniversityShanghaiChina
| | - Xue He
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Jingwen Tan
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Ruiping Wang
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Lianjuan Yang
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Hong Yang
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Jianping Qi
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
- School of PharmacyFudan UniversityShanghaiChina
| | - Zhongjian Chen
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
| | - Quangang Zhu
- Shanghai Skin Disease HospitalTongji University School of MedicineShanghaiChina
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Druvari D, Kyriakopoulou F, Lainioti GC, Vlamis-Gardikas A, Kallitsis JK. Humidity-Responsive Antimicrobial Membranes Based on Cross-Linked Copolymers Functionalized with Ionic Liquid Moieties. ACS APPLIED MATERIALS & INTERFACES 2023; 15:11193-11207. [PMID: 36787100 DOI: 10.1021/acsami.3c01017] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/18/2023]
Abstract
Humidity-responsive materials have attracted increasing attention for their potential use in various applications, e.g., sensors, soft robotics, and human-machine interfaces. Much effort has been focused on the use of ionic liquids for the construction of humidity-responsive sensors; yet, not enough attention has been paid on the susceptibility of the used poly(ionic liquid)s to microorganisms. This is especially relevant to the wide use of the polymers for biomedical applications, e.g., wearable body-condition sensors or healthcare control systems. We herein describe the development of dual functional, self-standing, monolayer antimicrobial membranes derived from cross-linked copolymers functionalized with ionic liquids. In a first step, random copolymers of poly(4-vinylbenzyl N-alkyl imidazolium chloride-co-acrylic acid), P(VBCImCn-co-AA20), were synthesized bearing aliphatic chains of different lengths (where n = 1, 4, 8, 12, 16 carbon atoms) to investigate the effect of hydrophobicity/hydrophilicity on the humidity-responsive properties of the copolymer and its antimicrobial activity. The aforementioned copolymers were later blended with the complementary reactive copolymers of poly(cetyl trimethylammonium 4-styrene sulfonate-co-glycidyl methacrylate), P(SSAmC16-co-GMA20), to provide highly stable films and coatings through thermal cross-linking. The membrane P(VBCImC12-co-AA20)/P(SSAmC16-co-GMA20) with a molar ratio of 3:1 (mol AA/mol GMA) exhibited immediate and high response to moisture through folding or flipping motions when placed on a wet filter paper or on the palm of a hand. The inhibition of growth for selected bacterial species (Escherichia coli, Pseudomonas aeruginosa, and Staphylococcus aureus) on the copolymer membranes was dependent on the length of the imidazolium alkyl chain and the species. Additionally, in the case of the cross-linked P(VBCImCn-co-AA20)/P(SSAmC16-co-GMA20) membranes, the overall efficacy was very high against all microorganisms tested, which, combined with their high humidity responsiveness, enables their potential application.
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Affiliation(s)
- Denisa Druvari
- Department of Chemistry, University of Patras, GR-26504 Patras, Greece
| | | | | | | | - Joannis K Kallitsis
- Department of Chemistry, University of Patras, GR-26504 Patras, Greece
- Foundation for Research and Technology-Hellas, Institute of Chemical Engineering Sciences (FORTH/ICE-HT), Stadiou Str, GR-26504 Rio-Patras, Greece
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7
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D’Amora U, Ronca A, Scialla S, Soriente A, Manini P, Phua JW, Ottenheim C, Pezzella A, Calabrese G, Raucci MG, Ambrosio L. Bioactive Composite Methacrylated Gellan Gum for 3D-Printed Bone Tissue-Engineered Scaffolds. NANOMATERIALS (BASEL, SWITZERLAND) 2023; 13:772. [PMID: 36839140 PMCID: PMC9963483 DOI: 10.3390/nano13040772] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 01/17/2023] [Revised: 02/15/2023] [Accepted: 02/17/2023] [Indexed: 06/18/2023]
Abstract
Gellan gum (GG) was chemically modified with methacrylic moieties to produce a photocrosslinkable biomaterial ink, hereinafter called methacrylated GG (GGMA), with improved physico-chemical properties, mechanical behavior and stability under physiological conditions. Afterwards, GGMA was functionalized by incorporating two different bioactive compounds, a naturally derived eumelanin extracted from the black soldier fly (BSF-Eumel), or hydroxyapatite nanoparticles (HAp), synthesized by the sol-gel method. Different ink formulations based on GGMA (2 and 4% (w/v)), BSF-Eumel, at a selected concentration (0.3125 mg/mL), or HAp (10 and 30% wHAp/wGGMA) were developed and processed by three-dimensional (3D) printing. All the functionalized GGMA-based ink formulations allowed obtaining 3D-printed GGMA-based scaffolds with a well-organized structure. For both bioactive signals, the scaffolds with the highest GGMA concentration (4% (w/v)) and the highest percentage of infill (45%) showed the best performances in terms of morphological and mechanical properties. Indeed, these scaffolds showed a good structural integrity over 28 days. Given the presence of negatively charged groups along the eumelanin backbone, scaffolds consisting of GGMA/BSF-Eumel demonstrated a higher stability. From a mechanical point of view, GGMA/BSF-Eumel scaffolds exhibited values of storage modulus similar to those of GGMA ones, while the inclusion of HAp at 30% (wHAp/wGGMA) led to a storage modulus of 32.5 kPa, 3.5-fold greater than neat GGMA. In vitro studies proved the capability of the bioactivated 3D-printed scaffolds to support 7F2 osteoblast cell growth and differentiation. BSF-Eumel and HAp triggered a different time-dependent physiological response in the osteoblasts. Specifically, while the ink with BSF-Eumel acted as a stimulus towards cell proliferation, reaching the highest value at 14 days, a higher expression of alkaline phosphatase activity was detected for scaffolds consisting of GGMA and HAp. The overall findings demonstrated the possible use of these biomaterial inks for 3D-printed bone tissue-engineered scaffolds.
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Affiliation(s)
- Ugo D’Amora
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
| | - Alfredo Ronca
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
| | - Stefania Scialla
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
| | - Alessandra Soriente
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
| | - Paola Manini
- Department of Chemical Sciences, University of Naples Federico II, 80126 Naples, Italy
- Bioelectronics Task Force, University of Naples Federico II, 80126 Naples, Italy
| | - Jun Wei Phua
- Insectta, 60 Jalan Penjara, Singapore 149375, Singapore
| | | | - Alessandro Pezzella
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
- Bioelectronics Task Force, University of Naples Federico II, 80126 Naples, Italy
- Department of Physics “E. Pancini”, University of Naples Federico II, 80126 Naples, Italy
| | - Giovanna Calabrese
- Department of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, 98168 Messina, Italy
| | - Maria Grazia Raucci
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
- Bioelectronics Task Force, University of Naples Federico II, 80126 Naples, Italy
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials, National Research Council, 80125 Naples, Italy
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8
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Baldissera FG, Fazolo T, da Silva MB, de Santana Filho PC, da Silva VD, Rivillo Perez DM, Klitzke JS, de Oliveira Soares EG, Rodrigues Júnior LC, Peres A, Dallegrave E, Navegantes-Lima KC, Monteiro MC, Schrekker HS, Torres Romão PR. Imidazolium salts as an alternative for anti-Leishmania drugs: Oxidative and immunomodulatory activities. Front Immunol 2023; 13:1096312. [PMID: 36733394 PMCID: PMC9886892 DOI: 10.3389/fimmu.2022.1096312] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2022] [Accepted: 12/30/2022] [Indexed: 01/18/2023] Open
Abstract
In this study we explored the previously established leishmanicidal activity of a complementary set of 24 imidazolium salts (IS), 1-hexadecylimidazole (C16Im) and 1-hexadecylpyridinium chloride (C16PyrCl) against Leishmania (Leishmania) amazonensis and Leishmania (Leishmania) infantum chagasi. Promastigotes of L. amazonensis and L. infantum chagasi were incubated with 0.1 to 100 μM of the compounds and eight of them demonstrated leishmanicidal activity after 48 h - C10MImMeS (IC50 L. amazonensis = 11.6), C16MImPF6(IC50 L. amazonensis = 6.9), C16MImBr (IC50 L. amazonensis = 6), C16M2ImCl (IC50 L. amazonensis = 4.1), C16M4ImCl (IC50 L. amazonensis = 1.8), (C10)2MImCl (IC50 L. amazonensis = 1.9), C16Im (IC50 L. amazonensis = 14.6), and C16PyrCl (IC50 L. amazonensis = 4).The effect of IS on reactive oxygen species production, mitochondrial membrane potential, membrane integrity and morphological alterations of promastigotes was determined, as well as on L. amazonensis-infected macrophages. Their cytotoxicity against macrophages and human erythrocytes was also evaluated. The IS C10MImMeS, C16MImPF6, C16MImBr, C16M2ImCl, C16M4ImCl and (C10)2MImCl, and the compounds C16Im and C16PyrCl killed and inhibited the growth of promastigote forms of L. amazonensis and L. infantum chagasi in a concentration-dependent manner, contributing to a better understanding of the structure-activity relationship of IS against Leishmania. These IS induced ROS production, mitochondrial dysfunction, membrane disruption and morphological alterations in infective forms of L. amazonensis and killed intracellular amastigote forms in very low concentrations (IC50 amastigotes ≤ 0.3), being potential drug candidates against L. amazonensis.
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Affiliation(s)
- Fernanda Giesel Baldissera
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,Graduate Program in Health Sciences, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil
| | - Tiago Fazolo
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,Graduate Program in Health Sciences, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil
| | - Matheus Brasil da Silva
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil
| | - Paulo Cesar de Santana Filho
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil
| | - Vinícius Demétrio da Silva
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil
| | - David Max Rivillo Perez
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil
| | - Joice Sandra Klitzke
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil
| | - Eduardo Giovanni de Oliveira Soares
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil
| | - Luiz Carlos Rodrigues Júnior
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,Graduate Program in Pharmaceutical Science, Graduate Program in Neuroscience and Cellular Biology, Faculty of Pharmacy, Universidade Federal do Pará, Belém, PA, Brazil
| | - Alessandra Peres
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,Graduate Program in Pharmaceutical Science, Graduate Program in Neuroscience and Cellular Biology, Faculty of Pharmacy, Universidade Federal do Pará, Belém, PA, Brazil
| | - Eliane Dallegrave
- Graduate Program in Health Sciences, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil
| | - Kely Campos Navegantes-Lima
- Graduate Program in Biosciences, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil
| | - Marta Chagas Monteiro
- Graduate Program in Biosciences, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,*Correspondence: Henri Stephan Schrekker, ; Marta Chagas Monteiro,
| | - Henri Stephan Schrekker
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil,*Correspondence: Henri Stephan Schrekker, ; Marta Chagas Monteiro,
| | - Pedro Roosevelt Torres Romão
- Laboratory of Cellular and Molecular Immunology, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,Graduate Program in Health Sciences, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil,Graduate Program in Pharmaceutical Science, Graduate Program in Neuroscience and Cellular Biology, Faculty of Pharmacy, Universidade Federal do Pará, Belém, PA, Brazil
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9
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M. S. Costa F, Lúcia M. F. S. Saraiva M, L. C. Passos M. Ionic Liquids and Organic Salts with Antimicrobial Activity as a Strategy Against Resistant Microorganisms. J Mol Liq 2022. [DOI: 10.1016/j.molliq.2022.120750] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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10
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Mishra K, Devi N, Siwal SS, Zhang Q, Alsanie WF, Scarpa F, Thakur VK. Ionic Liquid-Based Polymer Nanocomposites for Sensors, Energy, Biomedicine, and Environmental Applications: Roadmap to the Future. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2022; 9:e2202187. [PMID: 35853696 PMCID: PMC9475560 DOI: 10.1002/advs.202202187] [Citation(s) in RCA: 24] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/14/2022] [Revised: 05/30/2022] [Indexed: 05/19/2023]
Abstract
Current interest toward ionic liquids (ILs) stems from some of their novel characteristics, like low vapor pressure, thermal stability, and nonflammability, integrated through high ionic conductivity and broad range of electrochemical strength. Nowadays, ionic liquids represent a new category of chemical-based compounds for developing superior and multifunctional substances with potential in several fields. ILs can be used in solvents such as salt electrolyte and additional materials. By adding functional physiochemical characteristics, a variety of IL-based electrolytes can also be used for energy storage purposes. It is hoped that the present review will supply guidance for future research focused on IL-based polymer nanocomposites electrolytes for sensors, high performance, biomedicine, and environmental applications. Additionally, a comprehensive overview about the polymer-based composites' ILs components, including a classification of the types of polymer matrix available is provided in this review. More focus is placed upon ILs-based polymeric nanocomposites used in multiple applications such as electrochemical biosensors, energy-related materials, biomedicine, actuators, environmental, and the aviation and aerospace industries. At last, existing challenges and prospects in this field are discussed and concluding remarks are provided.
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Affiliation(s)
- Kirti Mishra
- Department of ChemistryM.M. Engineering CollegeMaharishi Markandeshwar (Deemed to be University)Mullana‐AmbalaHaryana133207India
| | - Nishu Devi
- Mechanics and Energy LaboratoryDepartment of Civil and Environmental EngineeringNorthwestern University2145 Sheridan RoadEvanstonIL60208USA
| | - Samarjeet Singh Siwal
- Department of ChemistryM.M. Engineering CollegeMaharishi Markandeshwar (Deemed to be University)Mullana‐AmbalaHaryana133207India
| | - Qibo Zhang
- Key Laboratory of Ionic Liquids MetallurgyFaculty of Metallurgical and Energy EngineeringKunming University of Science and TechnologyKunming650093P. R. China
- State Key Laboratory of Complex Nonferrous Metal Resources Cleaning Utilization in Yunnan ProvinceKunming650093P. R. China
| | - Walaa F. Alsanie
- Department of Clinical Laboratories SciencesThe Faculty of Applied Medical SciencesTaif UniversityP.O. Box 11099Taif21944Saudi Arabia
| | - Fabrizio Scarpa
- Bristol Composites InstituteUniversity of BristolBristolBS8 1TRUK
| | - Vijay Kumar Thakur
- Biorefining and Advanced Materials Research CenterScotland's Rural College (SRUC)Kings Buildings, West Mains RoadEdinburghEH9 3JGUK
- School of EngineeringUniversity of Petroleum and Energy Studies (UPES)DehradunUttarakhand248007India
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11
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Deng R, Xie Y, Chan U, Xu T, Huang Y. Biomaterials and biotechnology for periodontal tissue regeneration: Recent advances and perspectives. J Dent Res Dent Clin Dent Prospects 2022; 16:1-10. [PMID: 35936933 PMCID: PMC9339747 DOI: 10.34172/joddd.2022.001] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/06/2021] [Accepted: 02/02/2022] [Indexed: 11/09/2022] Open
Abstract
Periodontal tissues are organized in a complex three-dimensional (3D) architecture, including the alveolar bone, cementum, and a highly aligned periodontal ligament (PDL). Regeneration is difficult due to the complex structure of these tissues. Currently, materials are developing rapidly, among which synthetic polymers and hydrogels have extensive applications. Moreover, techniques have made a spurt of progress. By applying guided tissue regeneration (GTR) to hydrogels and cell sheets and using 3D printing, a scaffold with an elaborate biomimetic structure can be constructed to guide the orientation of fibers. The incorporation of cells and biotic factors improves regeneration. Nevertheless, the current studies lack long-term effect tracking, clinical research, and in-depth mechanistic research. In summary, periodontal tissue engineering still has considerable room for development. The development of materials and techniques and an in-depth study of the mechanism will provide an impetus for periodontal regeneration.
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Affiliation(s)
- Rong Deng
- School of Stomatology, Jinan University, Guangdong, China
| | - Yuzheng Xie
- School of Stomatology, Jinan University, Guangdong, China
| | - Unman Chan
- School of Stomatology, Jinan University, Guangdong, China
| | - Tao Xu
- Department of Mechanical Engineering, Tsinghua University, Beijing, China
| | - Yue Huang
- School of Stomatology, Jinan University, Guangdong, China
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12
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ABSTRACTS (BY NUMBER). Tissue Eng Part A 2022. [DOI: 10.1089/ten.tea.2022.29025.abstracts] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022] Open
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13
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Sarkar B, Das K, Saha T, Prasad E, Gardas RL. Insights into the Formations of Host-Guest Complexes Based on the Benzimidazolium Based Ionic Liquids-β-Cyclodextrin Systems. ACS PHYSICAL CHEMISTRY AU 2022; 2:3-15. [PMID: 36855576 PMCID: PMC9718304 DOI: 10.1021/acsphyschemau.1c00016] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 04/17/2023]
Abstract
Inclusion complexation is one of the best strategies for developing a controlled release of a toxic drug without unexpected side effects from the very beginning of the administration to the target site. In this study, three benzimidazolium based ionic liquids (ILs) having bromide anion and cation bearing long alkyl chains, hexyl- ([C6CFBim]Br), octyl- ([C8CFBim]Br), and decyl- ([C10CFBim]Br) were designed and synthesized as antibacterial drugs. Inclusion complexes (ICs) of studied ILs have been prepared by the combination of β-cyclodextrin (β-CD), considering these conjugations should enhance the benignity of ILs and make them potential candidates for the controlled drug release. Characterizations and structural analysis of studied ICs have been performed by 1H NMR, 2D-ROESY NMR, FT-IR, HRMS, TGA, DSC, surface tension, ionic conductivity, dynamic light scattering (DLS), and isothermal titration calorimetry (ITC). Further, the morphology of the ICs has been analyzed by SEM and TEM. Furthermore, neat ILs and ICs have been treated against Escherichia coli and Bacillus subtilis to investigate their antibacterial activity, which confirms the prevention of bacterium growth and the shrinkage of the bacterial cell wall. The findings of this work provide the proof of concept that studied benzimidazolium based ILs-β-CD host-guest complexes should act as a potential candidate in controlled drug delivery and other biomedical applications.
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Affiliation(s)
- Bhaswati Sarkar
- Department
of Chemistry, Indian Institute of Technology
Madras, Chennai 600036, Tamil Nadu, India
| | - Koyeli Das
- Department
of Chemistry, Indian Institute of Technology
Madras, Chennai 600036, Tamil Nadu, India
| | - Tilak Saha
- Laboratory
of Immunology, Department of Zoology, University
of North Bengal, Darjeeling 734013, West Bengal, India
| | - Edamana Prasad
- Department
of Chemistry, Indian Institute of Technology
Madras, Chennai 600036, Tamil Nadu, India
- (EP)
| | - Ramesh L. Gardas
- Department
of Chemistry, Indian Institute of Technology
Madras, Chennai 600036, Tamil Nadu, India
- (RLG)
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14
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Sharifi E, Bigham A, Yousefiasl S, Trovato M, Ghomi M, Esmaeili Y, Samadi P, Zarrabi A, Ashrafizadeh M, Sharifi S, Sartorius R, Dabbagh Moghaddam F, Maleki A, Song H, Agarwal T, Maiti TK, Nikfarjam N, Burvill C, Mattoli V, Raucci MG, Zheng K, Boccaccini AR, Ambrosio L, Makvandi P. Mesoporous Bioactive Glasses in Cancer Diagnosis and Therapy: Stimuli-Responsive, Toxicity, Immunogenicity, and Clinical Translation. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2022; 9:e2102678. [PMID: 34796680 PMCID: PMC8805580 DOI: 10.1002/advs.202102678] [Citation(s) in RCA: 57] [Impact Index Per Article: 28.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/24/2021] [Revised: 10/03/2021] [Indexed: 05/10/2023]
Abstract
Cancer is one of the top life-threatening dangers to the human survival, accounting for over 10 million deaths per year. Bioactive glasses have developed dramatically since their discovery 50 years ago, with applications that include therapeutics as well as diagnostics. A new system within the bioactive glass family, mesoporous bioactive glasses (MBGs), has evolved into a multifunctional platform, thanks to MBGs easy-to-functionalize nature and tailorable textural properties-surface area, pore size, and pore volume. Although MBGs have yet to meet their potential in tumor treatment and imaging in practice, recently research has shed light on the distinguished MBGs capabilities as promising theranostic systems for cancer imaging and therapy. This review presents research progress in the field of MBG applications in cancer diagnosis and therapy, including synthesis of MBGs, mechanistic overview of MBGs application in tumor diagnosis and drug monitoring, applications of MBGs in cancer therapy ( particularly, targeted delivery and stimuli-responsive nanoplatforms), and immunological profile of MBG-based nanodevices in reference to the development of novel cancer therapeutics.
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Affiliation(s)
- Esmaeel Sharifi
- Department of Tissue Engineering and BiomaterialsSchool of Advanced Medical Sciences and TechnologiesHamadan University of Medical SciencesHamadan6517838736Iran
- Institute of PolymersComposites and BiomaterialsNational Research Council (IPCB‐CNR)Naples80125Italy
| | - Ashkan Bigham
- Institute of PolymersComposites and BiomaterialsNational Research Council (IPCB‐CNR)Naples80125Italy
| | - Satar Yousefiasl
- School of DentistryHamadan University of Medical SciencesHamadan6517838736Iran
| | - Maria Trovato
- Institute of Biochemistry and Cell Biology (IBBC)National Research Council (CNR)Naples80131Italy
| | - Matineh Ghomi
- Chemistry DepartmentFaculty of ScienceShahid Chamran University of AhvazAhvaz61537‐53843Iran
- School of ChemistryDamghan UniversityDamghan36716‐41167Iran
| | - Yasaman Esmaeili
- Biosensor Research CenterSchool of Advanced Technologies in MedicineIsfahan University of Medical SciencesIsfahan8174673461Iran
| | - Pouria Samadi
- Research Center for Molecular MedicineHamadan University of Medical SciencesHamadan6517838736Iran
| | - Ali Zarrabi
- Sabanci University Nanotechnology Research and Application Center (SUNUM)TuzlaIstanbul34956Turkey
- Department of Biomedical EngineeringFaculty of Engineering and Natural SciencesIstinye UniversitySariyerIstanbul34396Turkey
| | - Milad Ashrafizadeh
- Faculty of Engineering and Natural SciencesSabanci UniversityOrta Mahalle, Üniversite Caddesi No. 27, OrhanlıTuzlaIstanbul34956Turkey
| | - Shokrollah Sharifi
- Department of Mechanical EngineeringUniversity of MelbourneMelbourne3010Australia
| | - Rossella Sartorius
- Institute of Biochemistry and Cell Biology (IBBC)National Research Council (CNR)Naples80131Italy
| | | | - Aziz Maleki
- Department of Pharmaceutical NanotechnologySchool of PharmacyZanjan University of Medical SciencesZanjan45139‐56184Iran
| | - Hao Song
- Australian Institute for Bioengineering and NanotechnologyThe University of QueenslandBrisbane4072Australia
| | - Tarun Agarwal
- Department of BiotechnologyIndian Institute of TechnologyKharagpur721302India
| | - Tapas Kumar Maiti
- Department of BiotechnologyIndian Institute of TechnologyKharagpur721302India
| | - Nasser Nikfarjam
- Department of ChemistryInstitute for Advanced Studies in Basic Sciences (IASBS)Zanjan45137‐66731Iran
| | - Colin Burvill
- Department of Mechanical EngineeringUniversity of MelbourneMelbourne3010Australia
| | - Virgilio Mattoli
- Istituto Italiano di TecnologiaCentre for Materials InterfacePontederaPisa56025Italy
| | - Maria Grazia Raucci
- Institute of PolymersComposites and BiomaterialsNational Research Council (IPCB‐CNR)Naples80125Italy
| | - Kai Zheng
- Istituto Italiano di TecnologiaCentre for Materials InterfacePontederaPisa56025Italy
| | - Aldo R. Boccaccini
- Institute of BiomaterialsUniversity of Erlangen‐NurembergErlangen91058Germany
| | - Luigi Ambrosio
- Institute of PolymersComposites and BiomaterialsNational Research Council (IPCB‐CNR)Naples80125Italy
| | - Pooyan Makvandi
- Chemistry DepartmentFaculty of ScienceShahid Chamran University of AhvazAhvaz6153753843Iran
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Curreri AM, Mitragotri S, Tanner EEL. Recent Advances in Ionic Liquids in Biomedicine. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2021; 8:e2004819. [PMID: 34245140 PMCID: PMC8425867 DOI: 10.1002/advs.202004819] [Citation(s) in RCA: 81] [Impact Index Per Article: 27.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/15/2020] [Revised: 03/04/2021] [Indexed: 05/04/2023]
Abstract
The use of ionic liquids and deep eutectic solvents in biomedical applications has grown dramatically in recent years due to their unique properties and their inherent tunability. This review will introduce ionic liquids and deep eutectics and discuss their biomedical applications, namely solubilization of drugs, creation of active pharmaceutical ingredients, delivery of pharmaceuticals through biological barriers, stabilization of proteins and other nucleic acids, antibacterial agents, and development of new biosensors. Current challenges and future outlooks are discussed, including biocompatibility, the potential impact of the presence of impurities, and the importance of understanding the microscopic interactions in ionic liquids in order to design task-specific solvents.
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Affiliation(s)
- Alexander M. Curreri
- John A. Paulson School of Engineering and Applied SciencesHarvard UniversityCambridgeMA02138USA
- Wyss Institute of Biologically Inspired EngineeringBostonMA02115USA
| | - Samir Mitragotri
- John A. Paulson School of Engineering and Applied SciencesHarvard UniversityCambridgeMA02138USA
- Wyss Institute of Biologically Inspired EngineeringBostonMA02115USA
| | - Eden E. L. Tanner
- John A. Paulson School of Engineering and Applied SciencesHarvard UniversityCambridgeMA02138USA
- Present address:
Department of Chemistry and BiochemistryThe University of MississippiUniversityMS38677USA
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16
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Soriente A, Fasolino I, Gomez-Sánchez A, Prokhorov E, Buonocore GG, Luna-Barcenas G, Ambrosio L, Raucci MG. Chitosan/hydroxyapatite nanocomposite scaffolds to modulate osteogenic and inflammatory response. J Biomed Mater Res A 2021; 110:266-272. [PMID: 34331513 PMCID: PMC9291049 DOI: 10.1002/jbm.a.37283] [Citation(s) in RCA: 15] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/17/2020] [Revised: 07/19/2021] [Accepted: 07/21/2021] [Indexed: 11/29/2022]
Abstract
Considerable attention has been given to the use of chitosan (CS)‐based materials reinforced with inorganic bioactive signals such as hydroxyapatite (HA) to treat bone defects and tissue loss. It is well known that CS/HA based materials possess minimal foreign body reactions, good biocompatibility, controlled biodegradability and antibacterial property. Herein, the bioactivity of these composite systems was analyzed on in vitro bone cell models for their applications in the field of bone tissue engineering (BTE). The combination of sol–gel approach and freeze‐drying technology was used to obtain CS/HA scaffolds with three‐dimensional (3D) porous structure suitable for cell in‐growth. Specifically, our aim was to investigate the influence of bioactive composite scaffolds on cellular behavior in terms of osteoinductivity and anti‐inflammatory effects for treating bone defects. The results obtained have demonstrated that by increasing inorganic component concentration, CS/HA (60 and 70% v/v) scaffolds induced a good biological response in terms of osteogenic differentiation of human mesenchymal stem cells (hMSC) towards osteoblast phenotype. Furthermore, the scaffolds with higher concentration of inorganic fillers are able to modulate the production of pro‐inflammatory (TGF‐β) and anti‐inflammatory (IL‐4, IL‐10) cytokines. Our results highlight the possibility of achieving smart CS/HA based composites able to promote a great osteogenic differentiation of hMSC by increasing the amount of HA nanoparticles used as bioactive inorganic signal. Contemporarily, these materials allow avoiding the induction of a pro‐inflammatory response in bone implant site.
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Affiliation(s)
- Alessandra Soriente
- Institute of Polymers, Composites and Biomaterials-National Research Council of Italy (IPCB-CNR), Naples, Italy
| | - Ines Fasolino
- Institute of Polymers, Composites and Biomaterials-National Research Council of Italy (IPCB-CNR), Naples, Italy
| | - Alejandro Gomez-Sánchez
- Cinvestav-Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Unidad Querétaro, Querétaro, Mexico
| | - Evgen Prokhorov
- Cinvestav-Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Unidad Querétaro, Querétaro, Mexico
| | - Giovanna Giuliana Buonocore
- Institute of Polymers, Composites and Biomaterials-National Research Council of Italy (IPCB-CNR), Naples, Italy
| | - Gabriel Luna-Barcenas
- Cinvestav-Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Unidad Querétaro, Querétaro, Mexico
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials-National Research Council of Italy (IPCB-CNR), Naples, Italy
| | - Maria Grazia Raucci
- Institute of Polymers, Composites and Biomaterials-National Research Council of Italy (IPCB-CNR), Naples, Italy
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17
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Ambrosio L, Raucci MG, Vadalà G, Ambrosio L, Papalia R, Denaro V. Innovative Biomaterials for the Treatment of Bone Cancer. Int J Mol Sci 2021; 22:8214. [PMID: 34360979 PMCID: PMC8347125 DOI: 10.3390/ijms22158214] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/18/2021] [Revised: 07/18/2021] [Accepted: 07/28/2021] [Indexed: 12/14/2022] Open
Abstract
Bone cancer is a demanding challenge for contemporary medicine due to its high frequency of presentation and significant heterogeneity of malignant lesions developing within the bone. To date, available treatments are rarely curative and are primarily aimed at prolonging patients' survival and ameliorating their quality of life. Furthermore, both pharmacological and surgical therapies are aggravated by a consistent burden of adverse events and subsequent disability due to the loss of healthy bone structural and functional properties. Therefore, great research efforts are being made to develop innovative biomaterials able to selectively inhibit bone cancer progression while reducing the loss of bone structural properties secondary to local tissue invasion. In this review, we describe the state of the art of innovative biomaterials for the treatment of bone cancer. Along with physiological bone remodeling, the development of bone metastasis and osteosarcoma will be depicted. Subsequently, recent advances on nanocarrier-based drug delivery systems, as well as the application of novel, multifunctional biomaterials for the treatment of bone cancer will be discussed. Eventually, actual limitations and promising future perspectives regarding the employment of such approaches in the clinical scenario will be debated.
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Affiliation(s)
- Luca Ambrosio
- Laboratory of Regenerative Orthopaedics, Department of Orthopaedic and Trauma Surgery, Campus Bio-Medico, University of Rome, Via Alvaro del Portillo 200, 00128 Rome, Italy; (G.V.); (R.P.); (V.D.)
| | - Maria Grazia Raucci
- Institute of Polymers, Composites and Biomaterials, National Research Council (IPCB-CNR), Viale J.F. Kennedy 54, Mostra d’Oltremare Pad. 20, 80125 Naples, Italy; (M.G.R.); (L.A.)
| | - Gianluca Vadalà
- Laboratory of Regenerative Orthopaedics, Department of Orthopaedic and Trauma Surgery, Campus Bio-Medico, University of Rome, Via Alvaro del Portillo 200, 00128 Rome, Italy; (G.V.); (R.P.); (V.D.)
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials, National Research Council (IPCB-CNR), Viale J.F. Kennedy 54, Mostra d’Oltremare Pad. 20, 80125 Naples, Italy; (M.G.R.); (L.A.)
| | - Rocco Papalia
- Laboratory of Regenerative Orthopaedics, Department of Orthopaedic and Trauma Surgery, Campus Bio-Medico, University of Rome, Via Alvaro del Portillo 200, 00128 Rome, Italy; (G.V.); (R.P.); (V.D.)
| | - Vincenzo Denaro
- Laboratory of Regenerative Orthopaedics, Department of Orthopaedic and Trauma Surgery, Campus Bio-Medico, University of Rome, Via Alvaro del Portillo 200, 00128 Rome, Italy; (G.V.); (R.P.); (V.D.)
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Vereshchagin AN, Frolov NA, Egorova KS, Seitkalieva MM, Ananikov VP. Quaternary Ammonium Compounds (QACs) and Ionic Liquids (ILs) as Biocides: From Simple Antiseptics to Tunable Antimicrobials. Int J Mol Sci 2021; 22:6793. [PMID: 34202677 PMCID: PMC8268321 DOI: 10.3390/ijms22136793] [Citation(s) in RCA: 77] [Impact Index Per Article: 25.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/20/2021] [Revised: 06/15/2021] [Accepted: 06/16/2021] [Indexed: 12/13/2022] Open
Abstract
Quaternary ammonium compounds (QACs) belong to a well-known class of cationic biocides with a broad spectrum of antimicrobial activity. They are used as essential components in surfactants, personal hygiene products, cosmetics, softeners, dyes, biological dyes, antiseptics, and disinfectants. Simple but varied in their structure, QACs are divided into several subclasses: Mono-, bis-, multi-, and poly-derivatives. Since the beginning of the 20th century, a significant amount of work has been dedicated to the advancement of this class of biocides. Thus, more than 700 articles on QACs were published only in 2020, according to the modern literature. The structural variability and diverse biological activity of ionic liquids (ILs) make them highly prospective for developing new types of biocides. QACs and ILs bear a common key element in the molecular structure-quaternary positively charged nitrogen atoms within a cyclic or acyclic structural framework. The state-of-the-art research level and paramount demand in modern society recall the rapid development of a new generation of tunable antimicrobials. This review focuses on the main QACs exhibiting antimicrobial and antifungal properties, commercial products based on QACs, and the latest discoveries in QACs and ILs connected with biocide development.
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Affiliation(s)
- Anatoly N. Vereshchagin
- N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Prospect 47, 119991 Moscow, Russia; (N.A.F.); (K.S.E.); (M.M.S.)
| | | | | | | | - Valentine P. Ananikov
- N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Prospect 47, 119991 Moscow, Russia; (N.A.F.); (K.S.E.); (M.M.S.)
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Bigham A, Salehi AOM, Rafienia M, Salamat MR, Rahmati S, Raucci MG, Ambrosio L. Zn-substituted Mg 2SiO 4 nanoparticles-incorporated PCL-silk fibroin composite scaffold: A multifunctional platform towards bone tissue regeneration. MATERIALS SCIENCE & ENGINEERING. C, MATERIALS FOR BIOLOGICAL APPLICATIONS 2021; 127:112242. [PMID: 34225882 DOI: 10.1016/j.msec.2021.112242] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/25/2021] [Revised: 05/27/2021] [Accepted: 06/02/2021] [Indexed: 02/08/2023]
Abstract
Electrospun porous bone scaffolds are known to imitate the extracellular matrix very well and provide an environment through which the tissue formation is enhanced. Although polymeric scaffolds have a great potential in bone tissue regeneration, their weak bioactivity (bone bonding ability) and mechanical properties have left room for improvement. Therefore, the present study focused on the developing a ternary multifunctional platform composed of polycaprolactone (PCL)/silk fibroin (SF)/Zn-substituted Mg2SiO4 nanoparticles for bone tissue regeneration. This study is composed of two connected sections including synthesis and characterization of Mg(2-x)ZnxSiO4, x = 0, 0.5, 1, 1.5, 2 through surfactant-assisted sol-gel technique followed by incorporation of the nanoparticles into PCL/SF hybrid scaffold via electrospinning technique. The weight ratios of polymers and ceramic nanoparticles were optimized to reach desirable textural-porosity, pore size, and fiber diameter-and mechanical properties. Having optimized the ternary scaffold, it was then undergone different physical, chemical, and biological tests in vitro. A precise comparison study between the ternary (PCL/SF/ceramic nanoparticles), binary (PCL/SF), and pure PCL was made to shed light on the effect of each composition on the applicability of ternary scaffold. The overall results confirmed that the Mg1Zn1SiO4 nanoparticles-incorporated PCL/SF scaffold with fluorescence property was the one yielding the highest Young's modulus and desirable textural properties. The ternary scaffold showed improved biological properties making it a promising candidate for further studies towards bone tissue regeneration.
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Affiliation(s)
- Ashkan Bigham
- Institute of Polymers, Composites and Biomaterials - National Research Council (IPCB-CNR), Viale J.F. Kennedy 54 - Mostra d'Oltremare pad. 20, 80125 Naples, Italy
| | | | - Mohammad Rafienia
- Biosensor Research Center, Isfahan University of Medical Sciences, Isfahan, Iran.
| | - Mohammad Reza Salamat
- Department of Medical Physics, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran
| | - Shahram Rahmati
- Biosensor Research Center, Isfahan University of Medical Sciences, Isfahan, Iran
| | - Maria Grazia Raucci
- Institute of Polymers, Composites and Biomaterials - National Research Council (IPCB-CNR), Viale J.F. Kennedy 54 - Mostra d'Oltremare pad. 20, 80125 Naples, Italy
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials - National Research Council (IPCB-CNR), Viale J.F. Kennedy 54 - Mostra d'Oltremare pad. 20, 80125 Naples, Italy
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20
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Scialla S, Martuscelli G, Nappi F, Singh SSA, Iervolino A, Larobina D, Ambrosio L, Raucci MG. Trends in Managing Cardiac and Orthopaedic Device-Associated Infections by Using Therapeutic Biomaterials. Polymers (Basel) 2021; 13:1556. [PMID: 34066192 PMCID: PMC8151391 DOI: 10.3390/polym13101556] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/22/2021] [Revised: 05/08/2021] [Accepted: 05/10/2021] [Indexed: 12/23/2022] Open
Abstract
Over the years, there has been an increasing number of cardiac and orthopaedic implanted medical devices, which has caused an increased incidence of device-associated infections. The surfaces of these indwelling devices are preferred sites for the development of biofilms that are potentially lethal for patients. Device-related infections form a large proportion of hospital-acquired infections and have a bearing on both morbidity and mortality. Treatment of these infections is limited to the use of systemic antibiotics with invasive revision surgeries, which had implications on healthcare burdens. The purpose of this review is to describe the main causes that lead to the onset of infection, highlighting both the biological and clinical pathophysiology. Both passive and active surface treatments have been used in the field of biomaterials to reduce the impact of these infections. This includes the use of antimicrobial peptides and ionic liquids in the preventive treatment of antibiotic-resistant biofilms. Thus far, multiple in vivo studies have shown efficacious effects against the antibiotic-resistant biofilm. However, this has yet to materialize in clinical medicine.
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Affiliation(s)
- Stefania Scialla
- Institute of Polymers, Composites and Biomaterials of National Research Council (IPCB-CNR), 80125 Naples, Italy; (S.S.); (D.L.)
| | - Giorgia Martuscelli
- Multidisciplinary Department of Medical-Surgical and Dental Specialties, University of Campania Luigi Vanvitelli, 81100 Naples, Italy;
| | - Francesco Nappi
- Centre Cardiologie du Nord de Saint-Denis, Department of Cardiac Surgery, 93200 Paris, France; (F.N.); (A.I.)
| | | | - Adelaide Iervolino
- Centre Cardiologie du Nord de Saint-Denis, Department of Cardiac Surgery, 93200 Paris, France; (F.N.); (A.I.)
| | - Domenico Larobina
- Institute of Polymers, Composites and Biomaterials of National Research Council (IPCB-CNR), 80125 Naples, Italy; (S.S.); (D.L.)
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials of National Research Council (IPCB-CNR), 80125 Naples, Italy; (S.S.); (D.L.)
| | - Maria Grazia Raucci
- Institute of Polymers, Composites and Biomaterials of National Research Council (IPCB-CNR), 80125 Naples, Italy; (S.S.); (D.L.)
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21
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Tan B, Tang Q, Zhong Y, Wei Y, He L, Wu Y, Wu J, Liao J. Biomaterial-based strategies for maxillofacial tumour therapy and bone defect regeneration. Int J Oral Sci 2021; 13:9. [PMID: 33727527 PMCID: PMC7966790 DOI: 10.1038/s41368-021-00113-9] [Citation(s) in RCA: 74] [Impact Index Per Article: 24.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/25/2020] [Revised: 12/13/2020] [Accepted: 01/17/2021] [Indexed: 02/07/2023] Open
Abstract
Issues caused by maxillofacial tumours involve not only dealing with tumours but also repairing jaw bone defects. In traditional tumour therapy, the systemic toxicity of chemotherapeutic drugs, invasive surgical resection, intractable tumour recurrence, and metastasis are major threats to the patients' lives in the clinic. Fortunately, biomaterial-based intervention can improve the efficiency of tumour treatment and decrease the possibility of recurrence and metastasis, suggesting new promising antitumour therapies. In addition, maxillofacial bone tissue defects caused by tumours and their treatment can negatively affect the physiological and psychological health of patients, and investment in treatment can result in a multitude of burdens to society. Biomaterials are promising options because they have good biocompatibility and bioactive properties for stimulation of bone regeneration. More interestingly, an integrated material regimen that combines tumour therapy with bone repair is a promising treatment option. Herein, we summarized traditional and biomaterial-mediated maxillofacial tumour treatments and analysed biomaterials for bone defect repair. Furthermore, we proposed a promising and superior design of dual-functional biomaterials for simultaneous tumour therapy and bone regeneration to provide a new strategy for managing maxillofacial tumours and improve the quality of life of patients in the future.
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Affiliation(s)
- Bowen Tan
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Quan Tang
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Yongjin Zhong
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Yali Wei
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Linfeng He
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Yanting Wu
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Jiabao Wu
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
| | - Jinfeng Liao
- grid.13291.380000 0001 0807 1581State Key Laboratory of Oral Diseases & National Clinical Research Centre for Oral Diseases & West China Hospital of Stomatology, Sichuan University, Chengdu, China
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Zampino D, Mancuso M, Zaccone R, Ferreri T, Borzacchiello A, Zeppetelli S, Dattilo S, Ussia M, Ferreri L, Carbone DC, Recca G, Puglisi C. Thermo-mechanical, antimicrobial and biocompatible properties of PVC blends based on imidazolium ionic liquids. MATERIALS SCIENCE & ENGINEERING. C, MATERIALS FOR BIOLOGICAL APPLICATIONS 2021; 122:111920. [PMID: 33641913 DOI: 10.1016/j.msec.2021.111920] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/15/2020] [Revised: 01/21/2021] [Accepted: 01/26/2021] [Indexed: 10/22/2022]
Abstract
The aim of this study was the development of antimicrobial polyvinylchloride (PVC) blends loaded with 0.1-10% (w/w) of the ILs 1-hexadecyl-3-methylimidazolium 1,3-dimethyl 5-sulfoisophthalate (HdmimDMSIP) and 1-octyloximethyl-3-methylimidazolium hexafluorophosphate (OOMmimPF6). The synthetized ILs were characterized by 1HNMR, MALDI-TOF, DSC and TGA. PVC/ILs films were obtained by solvent casting.Thermal and mechanical properties (tensile stress TS and elongation at break EB), morphology by SEM, surface wettability, antimicrobial activity, cytotoxicity and ILs release in sterile water from PVC/ILs film blends were determined. Results demonstrated that the presence of both ILs in PVC formulation slightly affected thermal and mechanical properties of blends. The loading of both ILs into PVC matrix made PVC/ILs films hydrophilic, especially at the highest concentration of HdmimDMSIP. The PVC/ILs blends displayed antibacterial activity up to ILs lowest concentrations (0.1-0.5%). The inhibition of Escherichia coli growth was lower than that showed toward Staphylococcus epidermidis. The addition of 10% ILs concentration resulted excessive as demonstrated by accumulation of ILs on film surfaces (SEM) and ILs high release from PVC/ILs blends during the first day of water immersion. Biocompatibility studies highlighted that the addition of low amounts of both ILs into PVC matrix is not cytotoxic for mouse fibroblast cells (L929), supporting their potential use for biomedical porposes.
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Affiliation(s)
- Daniela Zampino
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Section of Catania, Via Paolo Gaifami 18, 95126 Catania, Italy.
| | - Monique Mancuso
- Institute for Biological Resources and Marine Biotechnology (IRBIM)-CNR, Section of Messina, Spianata San Raineri 86, 98122 Messina, Italy
| | - Renata Zaccone
- Institute of Polar Science (IPS)-CNR, Section of Messina, Spianata San Raineri 86, 98122 Messina, Italy
| | - Tiziana Ferreri
- Institute of Biomolecular Chemistry (ICB)-CNR, Section of Catania, via Paolo Gaifami 18, 95126 Catania, Italy
| | - Assunta Borzacchiello
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Viale Kennedy 54, Pad.20, 80125 Napoli, Italy
| | - Stefania Zeppetelli
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Viale Kennedy 54, Pad.20, 80125 Napoli, Italy
| | - Sandro Dattilo
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Section of Catania, Via Paolo Gaifami 18, 95126 Catania, Italy
| | - Martina Ussia
- Institute for Microelectronics and Microsystems (IMM)-CNR, Via Santa Sofia 64, 95123 Catania, Italy
| | - Loredana Ferreri
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Section of Catania, Via Paolo Gaifami 18, 95126 Catania, Italy
| | - Domenico C Carbone
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Section of Catania, Via Paolo Gaifami 18, 95126 Catania, Italy
| | - Giuseppe Recca
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Section of Catania, Via Paolo Gaifami 18, 95126 Catania, Italy
| | - Concetto Puglisi
- Institute of Polymers, Composites and Biomaterials (IPCB)-CNR, Section of Catania, Via Paolo Gaifami 18, 95126 Catania, Italy
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23
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Yang DD, Paterna NJ, Senetra AS, Casey KR, Trieu PD, Caputo GA, Vaden TD, Carone BR. Synergistic interactions of ionic liquids and antimicrobials improve drug efficacy. iScience 2021; 24:101853. [PMID: 33364575 PMCID: PMC7753145 DOI: 10.1016/j.isci.2020.101853] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2020] [Revised: 10/08/2020] [Accepted: 11/18/2020] [Indexed: 01/16/2023] Open
Abstract
Combinations of ionic liquids (ILs) with antimicrobial compounds have been shown to produce synergistic activities in model liposomes. In this study, imidazolium chloride-based ILs with alkyl tail length variations are combined with commercially available, small-molecule antimicrobials to examine the potential for combinatorial and synergistic antimicrobial effects on P. aeruginosa, E. coli, S. aureus, and S. cerevisiae. The effects of these treatments in a human cell culture model indicate the cytotoxic limits of ILs paired with antimicrobials. The analysis of these ILs demonstrates that the length of the alkyl chain on the IL molecule is proportional to both antimicrobial activity and cytotoxicity. Moreover, the ILs which exhibit synergy with small-molecule antibiotics appear to be acting in a membrane permeabilizing manner. Collectively, results from these experiments demonstrate an increase in antimicrobial efficacy with specific IL + antimicrobial combinations on microbial cultures while maintaining low cytotoxicity in a mammalian cell culture model.
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Affiliation(s)
- Daniel D. Yang
- Department of Chemistry and Biochemistry, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Nicholas J. Paterna
- Department of Chemistry and Biochemistry, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Alexandria S. Senetra
- Department of Chemistry and Biochemistry, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Kaitlyn R. Casey
- Department of Molecular and Cellular Biosciences, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Phillip D. Trieu
- Department of Chemistry and Biochemistry, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Gregory A. Caputo
- Department of Chemistry and Biochemistry, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
- Department of Molecular and Cellular Biosciences, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Timothy D. Vaden
- Department of Chemistry and Biochemistry, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
| | - Benjamin R. Carone
- Department of Molecular and Cellular Biosciences, Rowan University, 201 Mullica Hill Road, Glassboro, NJ 08028, USA
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24
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de Campos PS, Menti LD, Pazutti L, Bortoli NÂ, Ferreira LA, van Wyk JL, Darkwa J, Schrekker HS, Lamers ML. The anti-tumor effects of imidazolium salts on oral squamous cell carcinoma. J Oral Pathol Med 2020; 50:470-477. [PMID: 33340378 DOI: 10.1111/jop.13146] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/20/2020] [Revised: 09/21/2020] [Accepted: 10/24/2020] [Indexed: 12/24/2022]
Abstract
BACKGROUND Imidazolium salts (IS), ionic derivatives of neutral imidazoles, have properties that can be adjusted by structural modifications to their cations and anions, which makes this particular class of compounds a promising option for developing biologically active compounds. The anti-tumor effects of the IS 1-n-butyl-3-methylimidazolium chloride (C4 MImCl), 1-n-decyl-3-methylimidazolium chloride (C10 MImCl), 1-n-hexadecyl-3-methylimidazolium chloride (C16 MImCl), 1-n-hexadecyl-2,3-dimethylimidazolium chloride (C16 M2 ImCl), 1-n-octadecyl-3-methylimidazolium chloride (C18 MImCl), 1-n-hexadecyl-3-methylimidazolium methanesulfonate (C16 MImMeS), and 1-n-hexadecyl-2,3- dimethylimidazolium methanesulfonate (C16 M2 ImMeS) on oral squamous cell carcinoma (OSCC) have been studied here. METHODS Oral squamous cell carcinoma cells (CAL27) were incubated with increasing IS doses and then submitted to proliferation (2D), cell death (2D) and spheroid assay (3D). RESULTS The IS anti-tumor effect was dependent on both its N-alkyl chain length and anion, whereby C16 MImCl proved to be more effective in combination for inhibiting cell proliferation and cell-cell adhesion, outperforming the methylated C16 M2 ImCl derivative and, most importantly, the gold standard-cisplatin. In addition, C16 MImCl had little effect on keratinocytes and more pronounced effects on more aggressive tumor cells. It also exhibited similar effects on inducing cell death when compared to Cisplatin. This compound spread to a greater area of the tumor sphere and produced an enhanced number of apoptotic and necrotic cells in the tumor cell line, demonstrating only a small rise in the healthy cells. CONCLUSION These data indicate that the effect of C16 MlmCl on OSCC is promising, as it is selective for cancer cells.
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Affiliation(s)
- Paloma Santos de Campos
- Dentistry School, Basic Research Center, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
| | - Luiza Deitos Menti
- Dentistry School, Basic Research Center, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
| | - Luise Pazutti
- Dentistry School, Basic Research Center, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
| | - Natália Ângela Bortoli
- Dentistry School, Basic Research Center, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
| | - Leonildo Alves Ferreira
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
| | - Juanita Lizele van Wyk
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.,School of Chemistry, Molecular Science Institute, University of Witswatersrand, Johannesburg, South Africa
| | - James Darkwa
- Department of Chemical Sciences, University of Johannesburg, Johannesburg, South Africa
| | - Henri Stephan Schrekker
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
| | - Marcelo Lazzaron Lamers
- Dentistry School, Basic Research Center, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.,Department of Morphological Sciences, Institute of Basic Health Sciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
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Zinc-based particle with ionic liquid as a hybrid filler for dental adhesive resin. J Dent 2020; 102:103477. [PMID: 32950630 DOI: 10.1016/j.jdent.2020.103477] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2020] [Revised: 08/28/2020] [Accepted: 09/14/2020] [Indexed: 10/23/2022] Open
Abstract
OBJECTIVES The aim of this study was to evaluate the effect of a zinc-based particle with ionic liquid as filler for an experimental adhesive resin. METHODS The ionic liquid 1-n-butyl-3-methylimidazolium chloride (BMI.Cl) and zinc chloride (ZnCl2) were used to synthesize 1-n-butyl-3-methylimidazolium trichlorozincate (BMI.ZnCl3), which was hydrolyzed under basic conditions to produce the simonkolleite (SKT) particles. SKT was analyzed by scanning electron microscopy and transmission electron microscopy. An experimental adhesive resin was formulated and SKT was incorporated at 1, 2.5, or 5 wt.% in the adhesive. One group without SKT was a control group. The antibacterial activity against Streptococcus mutans, cytotoxicity, degree of conversion (DC), ultimate tensile strength (UTS), softening in solvent, and microtensile bond strength (μ-TBS) were investigated. RESULTS SKT prepared from the ionic liquid BMI.ZnCl3 presented a hexagonal shape in the micrometer scale. SKT addition provided antibacterial activity against biofilm formation of S.mutans and planktonic bacteria (p < 0.05). There were no differences in pulp cells' viability (p > 0.05). The DC ranged from 62.18 (±0.83)% for control group to 64.44 (±1.55)% for 2.5 wt.% (p > 0.05). There was no statistically significant difference among groups for UTS (p > 0.05), softening in solvent (p > 0.05), and 24 h or 6 months μ-TBS (p > 0.05). CONCLUSIONS The physicochemical properties of adhesives were not affected by SKT incorporation, and the filler provided antibacterial activity against S. mutans without changes in the pulp cells' viability. This hybrid zinc-based particle with ionic liquid coating may be a promising filler to improve dental restorations. CLINICAL RELEVANCE A filler based on a zinc-derived material coated with ionic liquid was synthesized and added in dental adhesives, showing antibacterial activity and maintaining the other properties analyzed. SKT may be a promising filler to decrease the biofilm formation around resin-based restorative materials.
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Osteogenic and Anti-Inflammatory Behavior of Injectable Calcium Phosphate Loaded with Therapeutic Drugs. NANOMATERIALS 2020; 10:nano10091743. [PMID: 32899225 PMCID: PMC7558013 DOI: 10.3390/nano10091743] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 08/08/2020] [Revised: 08/25/2020] [Accepted: 09/01/2020] [Indexed: 12/31/2022]
Abstract
Bone fractures related to musculoskeletal disorders determine long-term disability in older people with a consequent significant economic burden. The recovery of pathologically impaired tissue architecture allows avoiding bone loss-derived consequences such as bone height reduction, deterioration of bone structure, inflamed bone pain, and high mortality for thighbone fractures. Actually, standard therapy for osteoporosis treatment is based on the systemic administration of biphosphonates and anti-inflammatory drugs, which entail several side effects including gastrointestinal (GI) diseases, fever, and articular pain. Hence, the demand of innovative therapeutic approaches for locally treating bone lesions has been increasing in the last few years. In this scenario, the development of injectable materials loaded with therapeutically active agents (i.e., anti-inflammatory drugs, antibiotics, and peptides mimicking growth factors) could be an effective tool to treat bone loss and inflammation related to musculoskeletal diseases, including osteoporosis and osteoarthritis. According to this challenge, here, we propose three different compositions of injectable calcium phosphates (CaP) as new carrier materials of therapeutic compounds such as bisphosphonates (i.e., alendronate), anti-inflammatory drugs (i.e., diclofenac sodium), and natural molecules (i.e., harpagoside) for the local bone disease treatment. Biological quantitative analyses were performed for screening osteoinductive and anti-inflammatory properties of injectable drug-loaded systems. Meanwhile, cell morphological features were analyzed through scanning electron microscopy and confocal investigations. The results exhibited that the three systems exerted an osteoinductive effect during later phases of osteogenesis. Simultaneously, all compositions showed an anti-inflammatory activity on inflammation in vitro models.
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Rau JV, Fosca M, Fadeeva IV, Kalay S, Culha M, Raucci MG, Fasolino I, Ambrosio L, Antoniac IV, Uskoković V. Tricalcium phosphate cement supplemented with boron nitride nanotubes with enhanced biological properties. MATERIALS SCIENCE & ENGINEERING. C, MATERIALS FOR BIOLOGICAL APPLICATIONS 2020; 114:111044. [DOI: 10.1016/j.msec.2020.111044] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/01/2020] [Revised: 04/26/2020] [Accepted: 04/30/2020] [Indexed: 11/26/2022]
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28
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Yang L, Chen S, Shang T, Zhao R, Yuan B, Zhu X, Raucci MG, Yang X, Zhang X, Santin M, Ambrosio L. Complexation of Injectable Biphasic Calcium Phosphate with Phosphoserine-Presenting Dendrons with Enhanced Osteoregenerative Properties. ACS APPLIED MATERIALS & INTERFACES 2020; 12:37873-37884. [PMID: 32687309 DOI: 10.1021/acsami.0c09004] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/11/2023]
Abstract
Injectable biphasic calcium phosphates have been proposed as a solution in the treatment of a range of clinical applications including as fillers in the augmentation of osteoporotic bone. To date, various biodegradable natural or synthetic organics have been used as a polymer component of bone materials to increase their cohesiveness. Herein, a novel bone material was developed combining osteoconductive biphasic calcium phosphate (BCP) nanoparticles with phosphoserine-tethered generation 3 poly(epsilon-lysine) dendron (G3-K PS), a class of hyperbranched peptides previously shown to induce biomineralization and stem cell osteogenic differentiation. Strontium was also incorporated into the BCP nanocrystals (SrBCP) to prevent bone resorption. Within 24 h, an antiwashout behavior was observed in G3-K PS-integrated pure BCP group (BCPG3). Moreover, both in vitro tests by relevant cell phenotypes and an in vivo tissue regeneration study by an osteoporotic animal bone implantation showed that the integration of G3-K PS would downregulate Cxcl9 gene and protein expressions, thus enhancing bone regeneration measured as bone mineral density, new bone volume ratio, and trabecular microarchitectural parameters. However, no synergistic effect was found when Sr was incorporated into the BCPG3 bone pastes. Notably, results indicated a concomitant reduction of bone regeneration potential assessed as reduced Runx2 and PINP expression when bone resorptive RANKL and CTX-I levels were reduced by Sr supplementation. Altogether, the results suggest the potential of injectable BCPG3 bone materials in the treatment of osteoporotic bone defects.
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Affiliation(s)
- Long Yang
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Siyu Chen
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Tieliang Shang
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Rui Zhao
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Bo Yuan
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Xiangdong Zhu
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Maria Grazia Raucci
- Institute of Polymers, Composites and Biomaterials (IPCB)-National Research Council of Italy (CNR), 80125 Naples, Italy
| | - Xiao Yang
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Xingdong Zhang
- National Engineering Research Center for Biomaterials, Sichuan University, Chengdu 610064, China
| | - Matteo Santin
- School of Pharmacy and Biomolecular Sciences, University of Brighton, Huxley Building Lewes Road, Brighton BN2 4GJ, U.K
| | - Luigi Ambrosio
- Institute of Polymers, Composites and Biomaterials (IPCB)-National Research Council of Italy (CNR), 80125 Naples, Italy
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Raucci MG, D'Amora U, Ronca A, Ambrosio L. Injectable Functional Biomaterials for Minimally Invasive Surgery. Adv Healthc Mater 2020; 9:e2000349. [PMID: 32484311 DOI: 10.1002/adhm.202000349] [Citation(s) in RCA: 57] [Impact Index Per Article: 14.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2020] [Revised: 05/08/2020] [Indexed: 12/21/2022]
Abstract
Injectable materials represent very attractive ready-to-use biomaterials for application in minimally invasive surgical procedures. It is shown that this approach to treat, for example, vertebral fracture, craniofacial defects, or tumor resection has significant clinical potential in the biomedical field. In the last four decades, calcium phosphate cements have been widely used as injectable materials for orthopedic surgery due to their excellent properties in terms of biocompatibility and osteoconductivity. However, few clinical studies have demonstrated certain weaknesses of these cements, which include high viscosity, long degradation time, and difficulties being manipulated. To overcome these limitations, the use of sol-gel technology has been investigated, which has shown good results for synthesis of injectable calcium phosphate-based materials. In the last few decades, injectable hydrogels have gained increasing attention owing to their structural similarities with the extracellular matrix, easy process conditions, and potential applications in minimally invasive surgery. However, the need to protect cells during injection leads to the development of double network injectable hydrogels that are capable of being cross-linked in situ. This review will provide the current state of the art and recent advances in the field of injectable biomaterials for minimally invasive surgery.
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Affiliation(s)
- Maria Grazia Raucci
- Institute of Polymers, Composites and BiomaterialsNational Research Council (IPCB‐CNR) Viale J.F. Kennedy 54, Mostra d'Oltremare Pad.20 Naples 80125 Italy
| | - Ugo D'Amora
- Institute of Polymers, Composites and BiomaterialsNational Research Council (IPCB‐CNR) Viale J.F. Kennedy 54, Mostra d'Oltremare Pad.20 Naples 80125 Italy
| | - Alfredo Ronca
- Institute of Polymers, Composites and BiomaterialsNational Research Council (IPCB‐CNR) Viale J.F. Kennedy 54, Mostra d'Oltremare Pad.20 Naples 80125 Italy
| | - Luigi Ambrosio
- Institute of Polymers, Composites and BiomaterialsNational Research Council (IPCB‐CNR) Viale J.F. Kennedy 54, Mostra d'Oltremare Pad.20 Naples 80125 Italy
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Clarizia G, Bernardo P, Carroccio SC, Ussia M, Restuccia C, Parafati L, Calarco A, Zampino D. Heterogenized Imidazolium-Based Ionic Liquids in Pebax ®Rnew. Thermal, Gas Transport and Antimicrobial Properties. Polymers (Basel) 2020; 12:E1419. [PMID: 32630521 PMCID: PMC7361949 DOI: 10.3390/polym12061419] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2020] [Revised: 06/19/2020] [Accepted: 06/23/2020] [Indexed: 01/17/2023] Open
Abstract
Imidazolium-based ionic liquids (ILs) have interesting antimicrobial activity and their inclusion in a flexible film is ideal to take advantage of their properties in practical applications. Poly(ether-block-amide) (Pebax®Rnew) films were prepared by solution casting, loading two synthetized ILs (1-hexadecyl-3-methylimidazolium dimethyl-5-sulfoisophthalate [Hdmim][DMSIP], IL1 and 1-octyloximethyl-3-methylimidazolium hexafluorophosphate [OOMmim][PF6], IL2) up to 5 wt.%. The ILs were characterized by 1H NMR and MALDI-TOF spectroscopy. The films were investigated for miscibility, morphology, wettability, spectral properties and gas transport. The films display a good thermal stability (>200 °C). Differential scanning calorimetry (DSC) proves phase separation in the blends, that is consistent with FTIR analysis and with the island-like surface morphology observed in the micrographs. Gas permeability tests revealed that the IL-loaded films are dense and poreless, keeping the selectivity of the polymer matrix with a somewhat lessened permeability owing to the impermeable ILs crystals. The film antimicrobial activity, evaluated against Gram-negative and Gram-positive bacterial strains, was correlated to the structure of the incorporated ILs. The smaller IL2 salt did not modify the hydrophobic nature of the neat polymer and was readily released from the films. Instead, IL1, having a longer alkyl chain in the cation, provided a promising antimicrobial activity with a good combination of hydrophilicity, permeability and thermal stability.
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Affiliation(s)
- Gabriele Clarizia
- Institute on Membrane Technology, ITM-CNR (c/o University of Calabria), Via P. Bucci 17/C, 87036 Rende (CS), Italy;
| | - Paola Bernardo
- Institute on Membrane Technology, ITM-CNR (c/o University of Calabria), Via P. Bucci 17/C, 87036 Rende (CS), Italy;
| | - Sabrina C. Carroccio
- Institute of Polymers, Composites and Biomaterials, IPCB-CNR, via P. Gaifami 18, 95126 Catania, Italy;
- Institute for Microelectronics and Microsystems, IMM-CNR (c/o University of Catania), Via Santa Sofia 64, 95123 Catania, Italy;
| | - Martina Ussia
- Institute for Microelectronics and Microsystems, IMM-CNR (c/o University of Catania), Via Santa Sofia 64, 95123 Catania, Italy;
| | - Cristina Restuccia
- Department of Agriculture, Food and Environment (Di3A), University of Catania, Via Santa Sofia 100, 95123 Catania, Italy; (C.R.); (L.P.)
| | - Lucia Parafati
- Department of Agriculture, Food and Environment (Di3A), University of Catania, Via Santa Sofia 100, 95123 Catania, Italy; (C.R.); (L.P.)
| | - Anna Calarco
- Research Institute on Terrestrial Ecosystems, IRET-CNR, Via P. Castellino 111, 80131 Napoli, Italy;
| | - Daniela Zampino
- Institute of Polymers, Composites and Biomaterials, IPCB-CNR, via P. Gaifami 18, 95126 Catania, Italy;
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Neves YF, Eloi ACL, de Freitas HMM, Soares EGO, Rivillo D, Demétrio da Silva V, Schrekker HS, Badel JL. Imidazolium salts as alternative compounds to control diseases caused by plant pathogenic bacteria. J Appl Microbiol 2020; 128:1236-1247. [PMID: 31922640 DOI: 10.1111/jam.14575] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2019] [Revised: 11/20/2019] [Accepted: 01/06/2020] [Indexed: 12/21/2022]
Abstract
AIMS To evaluate the inhibitory effect of five structurally different imidazolium salts on the in vitro growth of plant pathogenic bacteria that belong to divergent taxonomic genera as well as their ability to reduce the severity of common bacterial blight of common bean caused by Xanthomonas axonopodis pv. phaseoli and bacterial speck of tomato caused by Pseudomonas syringae pv. tomato. METHODS AND RESULTS Growth inhibition of Xanthomonas, Pseudomonas, Erwinia, Pectobacterium and Dickeya strains by imidazolium salts was assessed in vitro by radial diffusion on agar medium and by ressazurin reduction in liquid medium. The reduction of common bacterial blight and bacterial speck symptoms and the area under de disease progress curves were determined by spraying two selected imidazolium salts on healthy plants 48 h prior to inoculation with virulent strains of the bacterial pathogens. All imidazolium salts inhibited the growth of all plant pathogenic bacteria when tested by radial diffusion on agar medium. The strength of inhibition differed among imidazolium salts when tested on the same bacterial strain and among bacterial strains when tested with the same imidazolium salt. In liquid medium, most imidazolium salts presented the same minimum inhibitory concentration (MIC) and minimum bactericidal concentration values (200 µmol l-1 ), the most notable exception of which was the MIC (at least 1000 µmol l-1 ) for the dicationic MImC10 MImBr2 . The imidazolium salts C16 MImBr and C16 MImCl caused significant reductions in the severity of common bacterial blight symptoms when compared with nontreated plants. CONCLUSION Imidazolium salts inhibit the in vitro growth of plant pathogenic bacteria and reduce plant disease symptoms to levels comparable to an authorized commercial antibiotic product. SIGNIFICANCE AND IMPACT OF THE STUDY New compounds exhibiting broad-spectrum antibacterial activity with potential use in agriculture were identified.
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Affiliation(s)
- Y F Neves
- Laboratory of Molecular Phytobacteriology, Department of Plant Pathology, Universidade Federal de Viçosa, Viçosa, MG, Brazil
| | - A C L Eloi
- Laboratory of Molecular Phytobacteriology, Department of Plant Pathology, Universidade Federal de Viçosa, Viçosa, MG, Brazil
| | - H M M de Freitas
- Laboratory of Molecular Phytobacteriology, Department of Plant Pathology, Universidade Federal de Viçosa, Viçosa, MG, Brazil
| | - E G O Soares
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
| | - D Rivillo
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
| | - V Demétrio da Silva
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
| | - H S Schrekker
- Laboratory of Technological Processes and Catalysis, Institute of Chemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
| | - J L Badel
- Laboratory of Molecular Phytobacteriology, Department of Plant Pathology, Universidade Federal de Viçosa, Viçosa, MG, Brazil
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32
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Microbiota potentialized larvicidal action of imidazolium salts against Aedes aegypti (Diptera: Culicidae). Sci Rep 2019; 9:16164. [PMID: 31700056 PMCID: PMC6838459 DOI: 10.1038/s41598-019-52687-4] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2019] [Accepted: 10/21/2019] [Indexed: 01/18/2023] Open
Abstract
Mosquitoes are important vectors of pathogens due to their blood feeding behavior. Aedes aegypti (Diptera: Culicidae) transmits arboviruses, such as dengue, Zika, and Chikungunya. This species carries several bacteria that may be beneficial for its biological and physiological development. Therefore, studying the response of its microbiota to chemical products could result in vector control. Recently, imidazolium salts (IS) were identified as effective Ae. aegypti larvicides. Considering the importance of the mosquito microbiota, this study addressed the influence of IS on the bacteria of Ae. aegypti larvae. After exposition of larvae to different IS concentrations, the cultured microbiota was identified through culturomics and mass spectrometry, and the non-cultivated microbiota was characterized by molecular markers. In addition, the influence of the IS on axenic larvae was studied for comparison. There was an alteration in both cultivable species and in their diversity, including modifications in bacterial communities. The axenic larvae were less susceptible to the IS, which was increased after exposing these larvae to bacteria of laboratory breeding water. This highlights the importance of understanding the role of the larval microbiota of Ae. aegypti in the development of imidazolium salt-based larvicides. Such effect of IS towards microbiota of Ae. aegypti larvae, through their antimicrobial action, increases their larvicidal potential.
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