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Sugrue I, Ross RP, Hill C. Bacteriocin diversity, function, discovery and application as antimicrobials. Nat Rev Microbiol 2024; 22:556-571. [PMID: 38730101 PMCID: PMC7616364 DOI: 10.1038/s41579-024-01045-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 03/28/2024] [Indexed: 05/12/2024]
Abstract
Bacteriocins are potent antimicrobial peptides that are produced by bacteria. Since their discovery almost a century ago, diverse peptides have been discovered and described, and some are currently used as commercial food preservatives. Many bacteriocins exhibit extensively post-translationally modified structures encoded on complex gene clusters, whereas others have simple linear structures. The molecular structures, mechanisms of action and resistance have been determined for a number of bacteriocins, but most remain incompletely characterized. These gene-encoded peptides are amenable to bioengineering strategies and heterologous expression, enabling metagenomic mining and modification of novel antimicrobials. The ongoing global antimicrobial resistance crisis demands that novel therapeutics be developed to combat infectious pathogens. New compounds that are target-specific and compatible with the resident microbiota would be valuable alternatives to current antimicrobials. As bacteriocins can be broad or narrow spectrum in nature, they are promising tools for this purpose. However, few bacteriocins have gone beyond preclinical trials and none is currently used therapeutically in humans. In this Review, we explore the broad diversity in bacteriocin structure and function, describe identification and optimization methods and discuss the reasons behind the lack of translation beyond the laboratory of these potentially valuable antimicrobials.
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Affiliation(s)
- Ivan Sugrue
- APC Microbiome Ireland, University College Cork, Cork, Ireland
- School of Microbiology, University College Cork, Cork, Ireland
| | - R Paul Ross
- APC Microbiome Ireland, University College Cork, Cork, Ireland
- School of Microbiology, University College Cork, Cork, Ireland
| | - Colin Hill
- APC Microbiome Ireland, University College Cork, Cork, Ireland.
- School of Microbiology, University College Cork, Cork, Ireland.
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2
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Sil M, Mukherjee D, Goswami A, Nag M, Lahiri D, Bhattacharya D. Antibiofilm activity of mesoporous silica nanoparticles against the biofilm associated infections. NAUNYN-SCHMIEDEBERG'S ARCHIVES OF PHARMACOLOGY 2024; 397:3617-3633. [PMID: 38051365 DOI: 10.1007/s00210-023-02872-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/21/2023] [Accepted: 11/21/2023] [Indexed: 12/07/2023]
Abstract
In pharmaceutical industries, various chemical carriers are present which are used for drug delivery to the correct target sites. The most popular and upcoming drug delivery carriers are mesoporous silica nanoparticles (MSN). The main reason for its popularity is its ability to be specific and optimize the drug delivery process in a controlled manner. Nowadays, MSNs are widely used to eradicate various microbial infections, especially the ones related to biofilms. Biofilms are sessile groups of cells that live by forming a consortium and exhibit antibacterial resistance (AMR). They exhibit AMR by extracellular polymeric substances (EPS) and various quorum sensing (QS) signaling molecules. Usually, bacterial and fungal cells are capable of forming biofilms. These biofilms are pathogenic. In the majority of the cases, biofilms cause nosocomial diseases. This review will focus on the antibiofilm activities of MSN, its mechanism of target-specific drug delivery, and its ability to disrupt the bacterial biofilms inhibiting the infection. The review will also discuss various mechanisms for the delivery of pharmaceutical molecules by the MSNs to inhibit the bacterial biofilms, and lastly, we will talk about the different types of MSNs and their antibiofilm activities.
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Affiliation(s)
- Moumita Sil
- Department of Bioscience & Bioengineering, Indian Institute of Technology, Jodhpur, India
| | - Dipro Mukherjee
- Agricultural and Ecological Research Unit, Biological Sciences Division, Indian Statistical Institute, Kolkata, India
| | - Arunava Goswami
- Department of Bioscience & Bioengineering, Indian Institute of Technology, Jodhpur, India
| | - Moupriya Nag
- Department of Biotechnology, Institute of Engineering and Management, Kolkata, New Town, University of Engineering and Management, Kolkata, India
| | - Dibyajit Lahiri
- Department of Biotechnology, Institute of Engineering and Management, Kolkata, New Town, University of Engineering and Management, Kolkata, India.
| | - Debasmita Bhattacharya
- Department of Basic Science and Humanities, Institute of Engineering and Management, Kolkata, Salt Lake, University of Engineering and Management, Kolkata, India
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3
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Viera Herrera C, O'Connor PM, Ratrey P, Paul Ross R, Hill C, Hudson SP. Anionic liposome formulation for oral delivery of thuricin CD, a potential antimicrobial peptide therapeutic. Int J Pharm 2024; 654:123918. [PMID: 38401875 PMCID: PMC7615751 DOI: 10.1016/j.ijpharm.2024.123918] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2023] [Revised: 01/30/2024] [Accepted: 02/16/2024] [Indexed: 02/26/2024]
Abstract
Thuricin CD is a two-peptide antimicrobial produced by Bacillus thuringiensis. Unlike previous antibiotics, it has shown narrow spectrum activity against Clostridioides difficile, a bacterium capable of causing infectious disease in the colon. However, peptide antibiotics have stability, solubility, and permeability problems that can affect their performance in vivo. This work focuses on the bioactivity and bioavailability of thuricin CD with a view to developing a formulation for delivery of active thuricin CD peptides through the gastrointestinal tract (GIT) for local delivery in the colon. The results indicate that thuricin CD is active at low concentrations only when both peptides are present. While thuricin CD was degraded by proteases and was unstable and poorly soluble in gastric fluid, it showed increased solubility in intestinal fluid, probably due to micelle encapsulation. Based on this, thuricin CD was encapsulated in anionic liposomes, which showed increased activity compared to the free peptide, maintained activity after exposure to pepsin in gastric fluid and intestinal fluid, was stable in suspension for over 21 days at room temperature and for 60 days at 4 °C, and exhibited no toxicity to epithelial intestinal cells. These findings suggest that an anionic lipid-based nano formulation may be a promising approach for local oral delivery of thuricin CD.
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Affiliation(s)
- Camila Viera Herrera
- Department of Chemical Sciences, Bernal Institute, University of Limerick, Ireland
| | - Paula M O'Connor
- Food Biosciences, Teagasc, Moorepark Food Research Centre, Fermoy, Co. Cork, Ireland; APC Microbiome Ireland Cork, Cork, Ireland
| | - Poonam Ratrey
- Department of Chemical Sciences, Bernal Institute, University of Limerick, Ireland
| | - R Paul Ross
- APC Microbiome Ireland Cork, Cork, Ireland; School of Microbiology, University College Cork, College Road, Cork, Ireland
| | - Colin Hill
- APC Microbiome Ireland Cork, Cork, Ireland; School of Microbiology, University College Cork, College Road, Cork, Ireland
| | - Sarah P Hudson
- Department of Chemical Sciences, Bernal Institute, University of Limerick, Ireland.
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4
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Raheel I, Mohammed AN, Mohamed AA. The Efficacy of Bacteriocins Against Biofilm-Producing Bacteria Causing Bovine Clinical Mastitis in Dairy Farms: A New Strategy. Curr Microbiol 2023; 80:229. [PMID: 37256384 DOI: 10.1007/s00284-023-03324-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/19/2022] [Accepted: 05/05/2023] [Indexed: 06/01/2023]
Abstract
Using an alternative bio-product is one of the most promising ways to control bovine mastitis and avoid new intra-mammary infections. The aims of this study were to ascertain the prevalence of biofilm-forming bacteria responsible for causing clinical mastitis in dairy herds and to assess the effectiveness of bacteriocins, produced by Bacillus subtilis, in controlling the growth of these bacteria in the milk of animals. A total of 150 milk samples were collected from cows and buffalos suffering from mastitis and the etiological agents were isolated and identified by the VITEK-2-COMPACT-SYSTEM®. Additionally, the capability of the bacterial isolates to produce biofilms was determined. RT-PCR was used to detect enterotoxin-producing genes (sed and seb), resistance genes (mecA and blaZ), and biofilm-associated genes (icaA and fnbA) in the isolated bacteria. The susceptibility patterns of the bacterial isolates to bacteriocins were assessed using an agar well-diffusion assay. S. aureus was significantly more capable of producing biofilms than coagulase-negative Staphylococcus isolates. S. ubris was the strongest biofilm producer among the Streptococcus species. The sensitivity profiles of the Staphylococcus spp. (S. aureus and coagulase-negative Staphylococcus) and their biofilm producers to bacteriocins were significantly higher (100% and 90%, respectively) at the same concentration. Bacteriocins had a lethal effect on Staphylococci, Streptococci, and biofilm development at a dose of 250 µg/mL. In dairy farms, bacteriocins are a viable alternative treatment for the prevention and control of bovine clinical mastitis.
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Affiliation(s)
- Ismail Raheel
- Department of Bacteriology, Mycology and Immunology, Faculty of Veterinary Medicine, Beni-Suef University, Beni-Suef, 62511, Egypt
| | - Asmaa N Mohammed
- Department of Hygiene, Zoonoses and Epidemiology, Faculty of Veterinary Medicine, Beni-Suef University, Beni-Suef, 62511, Egypt.
| | - Asmaa Abdrabo Mohamed
- Veterinarian at the Directorate of Veterinary Medicine, El-Fayoum Governorate, Egypt
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5
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Ramírez-Hernández M, Norambuena J, Hu H, Thomas B, Tang C, Boyd JM, Asefa T. Repurposing Anthelmintics: Rafoxanide- and Copper-Functionalized SBA-15 Carriers against Methicillin-Resistant Staphylococcus aureus. ACS APPLIED MATERIALS & INTERFACES 2023; 15:17459-17469. [PMID: 36975176 DOI: 10.1021/acsami.2c19899] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/25/2023]
Abstract
The development of materials that can more efficiently administer antimicrobial agents in a controlled manner is urgently needed due to the rise in microbial resistance to traditional antibiotics. While new classes of antibiotics are developed and put into widespread usage, existing, inexpensive compounds can be repurposed to fight bacterial infections. Here, we present the synthesis of amine-functionalized SBA-15 mesoporous silica nanomaterials with physisorbed rafoxanide (RFX), a commonly used salicylanilide anthelmintic, and anchored Cu(II) ions that exhibit enhanced antimicrobial efficacy against the pathogenic bacterium Staphylococcus aureus. The synthesized nanomaterials are structurally characterized by a combination of physicochemical, thermal, and optical methods. Additionally, release studies are carried out in vitro to determine the effects of pH and the synthetic sequence used to produce the materials on Cu(II) ion release. Our results indicate that SBA-15 mesoporous silica nanocarriers loaded with Cu(II) and RFX exhibit 10 times as much bactericidal action against wild-type S. aureus as the nanocarrier loaded with only RFX. Furthermore, the synthetic sequence used to produce the nanomaterials could significantly affect (enhance) their bactericidal efficacy.
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Affiliation(s)
- Maricely Ramírez-Hernández
- Department of Chemical and Biochemical Engineering, Rutgers, The State University of New Jersey, 98 Brett Road, Piscataway, New Jersey 08854, United States
| | - Javiera Norambuena
- Department of Biochemistry and Microbiology, Rutgers, The State University of New Jersey, 76 Lipman Drive, New Brunswick, New Jersey 08901, United States
| | - Hongnan Hu
- Department of Chemical and Biochemical Engineering, Rutgers, The State University of New Jersey, 98 Brett Road, Piscataway, New Jersey 08854, United States
| | - Belvin Thomas
- Department of Chemistry and Chemical Biology Rutgers, The State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854, United States
| | - Chaoyun Tang
- Department of Chemical and Biochemical Engineering, Rutgers, The State University of New Jersey, 98 Brett Road, Piscataway, New Jersey 08854, United States
- Department of Chemistry and Chemical Biology Rutgers, The State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854, United States
- Hoffman Institute of Advanced Materials, Shenzhen Polytechnic, 7098 Liuxian Boulevard, Shenzhen 518060, China
| | - Jeffrey M Boyd
- Department of Biochemistry and Microbiology, Rutgers, The State University of New Jersey, 76 Lipman Drive, New Brunswick, New Jersey 08901, United States
| | - Tewodros Asefa
- Department of Chemical and Biochemical Engineering, Rutgers, The State University of New Jersey, 98 Brett Road, Piscataway, New Jersey 08854, United States
- Department of Chemistry and Chemical Biology Rutgers, The State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854, United States
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6
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Gándara Z, Rubio N, Castillo RR. Delivery of Therapeutic Biopolymers Employing Silica-Based Nanosystems. Pharmaceutics 2023; 15:pharmaceutics15020351. [PMID: 36839672 PMCID: PMC9963032 DOI: 10.3390/pharmaceutics15020351] [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: 12/01/2022] [Revised: 01/15/2023] [Accepted: 01/17/2023] [Indexed: 01/22/2023] Open
Abstract
The use of nanoparticles is crucial for the development of a new generation of nanodevices for clinical applications. Silica-based nanoparticles can be tailored with a wide range of functional biopolymers with unique physicochemical properties thus providing several advantages: (1) limitation of interparticle interaction, (2) preservation of cargo and particle integrity, (3) reduction of immune response, (4) additional therapeutic effects and (5) cell targeting. Therefore, the engineering of advanced functional coatings is of utmost importance to enhance the biocompatibility of existing biomaterials. Herein we will focus on the most recent advances reported on the delivery and therapeutic use of silica-based nanoparticles containing biopolymers (proteins, nucleotides, and polysaccharides) with proven biological effects.
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Affiliation(s)
- Zoila Gándara
- Departamento de Química Orgánica y Química Inorgánica, Universidad de Alcalá, 28805 Alcalá de Henares, Spain
- Instituto de Investigación Química “Andrés M. del Río” (IQAR), Universidad de Alcalá, 28805 Alcalá de Henares, Spain
- Correspondence: (Z.G.); (N.R.); (R.R.C.)
| | - Noelia Rubio
- Departamento de Química Orgánica y Química Inorgánica, Universidad de Alcalá, 28805 Alcalá de Henares, Spain
- Instituto de Investigación Química “Andrés M. del Río” (IQAR), Universidad de Alcalá, 28805 Alcalá de Henares, Spain
- Correspondence: (Z.G.); (N.R.); (R.R.C.)
| | - Rafael R. Castillo
- Departamento de Química Orgánica y Química Inorgánica, Universidad de Alcalá, 28805 Alcalá de Henares, Spain
- Instituto de Investigación Química “Andrés M. del Río” (IQAR), Universidad de Alcalá, 28805 Alcalá de Henares, Spain
- Correspondence: (Z.G.); (N.R.); (R.R.C.)
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7
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Flynn J, Culebras M, Collins MN, Hudson SP. The impact of varying dextran oxidation levels on the inhibitory activity of a bacteriocin loaded injectable hydrogel. Drug Deliv Transl Res 2023; 13:308-319. [PMID: 35851672 PMCID: PMC9726672 DOI: 10.1007/s13346-022-01201-x] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/14/2022] [Indexed: 12/14/2022]
Abstract
In the design of injectable antimicrobial dextran-alginate hydrogels, the impact of dextran oxidation and its subsequent changes in molecular weight and the incorporation of glycol chitosan on (i) gel mechanical strength and (ii) the inhibitory profile of an encapsulated bacteriocin, nisin A, are explored. As the degree of oxidation increases, the weight average molecular mass of the dextran decreases, resulting in a reduction in elastic modulus of the gels made. Upon encapsulation of the bacteriocin nisin into the gels, varying the dextran mass/oxidation level allowed the antimicrobial activity against S. aureus to be controlled. Gels made with a higher molecular weight (less oxidised) dextran show a higher initial degree of inhibition while those made with a lower molecular weight (more oxidised) dextran exhibit a more sustained inhibition. Incorporating glycol chitosan into gels composed of dextran with higher masses significantly increased their storage modulus and the gels' initial degree of inhibition.
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Affiliation(s)
- James Flynn
- Department of Chemical Sciences, Bernal Institute, SSPC – The SFI Pharmaceutical Research Centre, University of Limerick, Limerick, Ireland
| | - Mario Culebras
- School of Engineering, Stokes Laboratories, Bernal Institute, University of Limerick, Limerick, Ireland
| | - Maurice N. Collins
- School of Engineering, Stokes Laboratories, Bernal Institute, University of Limerick, Limerick, Ireland ,Health Research Institute and AMBER, University of Limerick, Limerick, Ireland
| | - Sarah P. Hudson
- Department of Chemical Sciences, Bernal Institute, SSPC – The SFI Pharmaceutical Research Centre, University of Limerick, Limerick, Ireland
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8
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Bennett S, Fliss I, Ben Said L, Malouin F, Lacasse P. Efficacy of bacteriocin-based formula for reducing staphylococci, streptococci, and total bacterial counts on teat skin of dairy cows. J Dairy Sci 2022; 105:4498-4507. [DOI: 10.3168/jds.2021-21381] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/05/2021] [Accepted: 01/24/2022] [Indexed: 11/19/2022]
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9
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Lin L, Chi J, Yan Y, Luo R, Feng X, Zheng Y, Xian D, Li X, Quan G, Liu D, Wu C, Lu C, Pan X. Membrane-disruptive peptides/peptidomimetics-based therapeutics: Promising systems to combat bacteria and cancer in the drug-resistant era. Acta Pharm Sin B 2021; 11:2609-2644. [PMID: 34589385 PMCID: PMC8463292 DOI: 10.1016/j.apsb.2021.07.014] [Citation(s) in RCA: 55] [Impact Index Per Article: 18.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2021] [Revised: 07/08/2021] [Accepted: 07/12/2021] [Indexed: 02/05/2023] Open
Abstract
Membrane-disruptive peptides/peptidomimetics (MDPs) are antimicrobials or anticarcinogens that present a general killing mechanism through the physical disruption of cell membranes, in contrast to conventional chemotherapeutic drugs, which act on precise targets such as DNA or specific enzymes. Owing to their rapid action, broad-spectrum activity, and mechanisms of action that potentially hinder the development of resistance, MDPs have been increasingly considered as future therapeutics in the drug-resistant era. Recently, growing experimental evidence has demonstrated that MDPs can also be utilized as adjuvants to enhance the therapeutic effects of other agents. In this review, we evaluate the literature around the broad-spectrum antimicrobial properties and anticancer activity of MDPs, and summarize the current development and mechanisms of MDPs alone or in combination with other agents. Notably, this review highlights recent advances in the design of various MDP-based drug delivery systems that can improve the therapeutic effect of MDPs, minimize side effects, and promote the co-delivery of multiple chemotherapeutics, for more efficient antimicrobial and anticancer therapy.
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Affiliation(s)
- Liming Lin
- School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, China
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Jiaying Chi
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Yilang Yan
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Rui Luo
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Xiaoqian Feng
- School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, China
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Yuwei Zheng
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Dongyi Xian
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Xin Li
- The Third Affiliated Hospital, Sun Yat-sen University, Guangzhou 510630, China
| | - Guilan Quan
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Daojun Liu
- Shantou University Medical College, Shantou 515041, China
| | - Chuanbin Wu
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Chao Lu
- College of Pharmacy, Jinan University, Guangzhou 511443, China
| | - Xin Pan
- School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, China
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10
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Marcelino-Pérez G, Ruiz-Medrano R, Gallardo-Hernández S, Xoconostle-Cázares B. Adsorption of Recombinant Human β-Defensin 2 and Two Mutants on Mesoporous Silica Nanoparticles and Its Effect against Clavibacter michiganensis subsp. michiganensis. NANOMATERIALS 2021; 11:nano11082144. [PMID: 34443974 PMCID: PMC8400394 DOI: 10.3390/nano11082144] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/17/2021] [Revised: 08/06/2021] [Accepted: 08/14/2021] [Indexed: 12/14/2022]
Abstract
Solanum lycopersicum L. is affected among other pests and diseases, by the actinomycete Clavibacter michiganensis subsp. michiganensis (Cmm), causing important economic losses worldwide. Antimicrobial peptides (AMPs) are amphipathic cationic oligopeptides with which the development of pathogenic microorganisms has been inhibited. Therefore, in this study, we evaluate antimicrobial activity of mesoporous silica nanoparticles (MSN5.4) loaded with human β-defensin-2 (hβD2) and two mutants (TRX-hβD2-M and hβD2-M) against Cmm. hβD2, TRX-hβD2-M and hβD2-M presented a half-maximum inhibitory concentration (IC50) of 3.64, 1.56 and 6.17 μg/mL, respectively. MSNs had average particle sizes of 140 nm (SEM) and a tunable pore diameter of 4.8 up to 5.4 nm (BJH). AMPs were adsorbed more than 99% into MSN and a first release after 24 h was observed. The MSN loaded with the AMPs inhibited the growth of Cmm in solid and liquid media. It was also determined that MSNs protect AMPs from enzymatic degradation when the MSN/AMPs complexes were exposed to a pepsin treatment. An improved AMP performance was registered when it was adsorbed in the mesoporous matrix. The present study could expand the applications of MSNs loaded with AMPs as a biological control and provide new tools for the management of phytopathogenic microorganisms.
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Affiliation(s)
- Gabriel Marcelino-Pérez
- Programa de Doctorado en Nanociencias y Nanotecnología, Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Av. IPN 2508, Ciudad de México 07360, Mexico;
| | - Roberto Ruiz-Medrano
- Departamento de Biotecnología y Bioingeniería, Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Av. IPN 2508, Ciudad de México 07360, Mexico;
| | - Salvador Gallardo-Hernández
- Departamento de Física, Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Av. IPN 2508, Ciudad de México 07360, Mexico
- Correspondence: (S.G.-H.); (B.X.-C.)
| | - Beatriz Xoconostle-Cázares
- Departamento de Biotecnología y Bioingeniería, Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Av. IPN 2508, Ciudad de México 07360, Mexico;
- Correspondence: (S.G.-H.); (B.X.-C.)
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11
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Wang C, Hong T, Cui P, Wang J, Xia J. Antimicrobial peptides towards clinical application: Delivery and formulation. Adv Drug Deliv Rev 2021; 175:113818. [PMID: 34090965 DOI: 10.1016/j.addr.2021.05.028] [Citation(s) in RCA: 85] [Impact Index Per Article: 28.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2021] [Revised: 05/14/2021] [Accepted: 05/30/2021] [Indexed: 02/07/2023]
Abstract
Antimicrobial peptides hold promise to supplement small molecules antibiotics and combat the multidrug resistant microbes. There are however technical hurdles towards the clinical applications, largely due to the inherent limitations of peptides including stability, cytotoxicity and bioavailability. Here we review recent studies concerning the delivery and formulation of antimicrobial peptides, by categorizing the different strategies as driven by physical interactions or chemical conjugation reactions, and carriers ranging from inorganic based ones (including gold, silver and silica based solid nanoparticles) to organic ones (including micelle, liposome and hydrogel) are covered. Besides, targeted delivery of antimicrobial peptides or using antimicrobial peptides as the targeting moiety, and responsive release of the peptides after delivery are also reviewed. Lastly, strategies towards the increase of oral bioavailability, from both physical or chemical methods, are highlighted. Altogether, this article provides a comprehensive review of the recent progress of the delivery and formulation of antimicrobial peptides towards clinical application.
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Affiliation(s)
- Cheng Wang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Pharmacy, Changzhou University, Changzhou, Jiangsu 213164, China
| | - Tingting Hong
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Pharmacy, Changzhou University, Changzhou, Jiangsu 213164, China
| | - Pengfei Cui
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Pharmacy, Changzhou University, Changzhou, Jiangsu 213164, China
| | - Jianhao Wang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Pharmacy, Changzhou University, Changzhou, Jiangsu 213164, China.
| | - Jiang Xia
- Department of Chemistry, The Chinese University of Hong Kong, Shatin, Hong Kong Special Administrative Region.
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12
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Castillo RR, Vallet-Regí M. Recent Advances Toward the Use of Mesoporous Silica Nanoparticles for the Treatment of Bacterial Infections. Int J Nanomedicine 2021; 16:4409-4430. [PMID: 34234434 PMCID: PMC8256096 DOI: 10.2147/ijn.s273064] [Citation(s) in RCA: 27] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/15/2021] [Accepted: 06/07/2021] [Indexed: 12/19/2022] Open
Abstract
It is a fact that the use of antibiotics is inducing a growing resistance on bacteria. This situation is not only the consequence of a drugs’ misuse, but a direct consequence of a widespread and continuous use. Current studies suggest that this effect could be reversed by using abandoned antibiotics to which bacteria have lost their resistance, but this is only a temporary solution that in near future would lead to new resistance problems. Fortunately, current nanotechnology offers a new life for old and new antibiotics, which could have significantly different pharmacokinetics when properly delivered; enabling new routes able to bypass acquired resistances. In this contribution, we will focus on the use of porous silica nanoparticles as functional carriers for the delivery of antibiotics and biocides in combination with additional features like membrane sensitizing and heavy metal-driven metabolic-disrupting therapies as two of the most interesting combination therapies.
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Affiliation(s)
- Rafael R Castillo
- Dpto. Química en Ciencias Farmacéuticas, Facultad de Farmacia, Universidad Complutense de Madrid, Madrid, 28040, Spain
| | - María Vallet-Regí
- Dpto. Química en Ciencias Farmacéuticas, Facultad de Farmacia, Universidad Complutense de Madrid, Madrid, 28040, Spain.,Centro de Investigación Biomédica en Red-CIBER, Madrid, 28029, Spain.,Instituto de Investigación Sanitaria Hospital 12 de Octubre-imas12, Madrid, 28041, Spain
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13
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Kashapov R, Ibragimova A, Pavlov R, Gabdrakhmanov D, Kashapova N, Burilova E, Zakharova L, Sinyashin O. Nanocarriers for Biomedicine: From Lipid Formulations to Inorganic and Hybrid Nanoparticles. Int J Mol Sci 2021; 22:7055. [PMID: 34209023 PMCID: PMC8269010 DOI: 10.3390/ijms22137055] [Citation(s) in RCA: 29] [Impact Index Per Article: 9.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/03/2021] [Revised: 06/25/2021] [Accepted: 06/26/2021] [Indexed: 02/07/2023] Open
Abstract
Encapsulation of cargoes in nanocontainers is widely used in different fields to solve the problems of their solubility, homogeneity, stability, protection from unwanted chemical and biological destructive effects, and functional activity improvement. This approach is of special importance in biomedicine, since this makes it possible to reduce the limitations of drug delivery related to the toxicity and side effects of therapeutics, their low bioavailability and biocompatibility. This review highlights current progress in the use of lipid systems to deliver active substances to the human body. Various lipid compositions modified with amphiphilic open-chain and macrocyclic compounds, peptide molecules and alternative target ligands are discussed. Liposome modification also evolves by creating new hybrid structures consisting of organic and inorganic parts. Such nanohybrid platforms include cerasomes, which are considered as alternative nanocarriers allowing to reduce inherent limitations of lipid nanoparticles. Compositions based on mesoporous silica are beginning to acquire no less relevance due to their unique features, such as advanced porous properties, well-proven drug delivery efficiency and their versatility for creating highly efficient nanomaterials. The types of silica nanoparticles, their efficacy in biomedical applications and hybrid inorganic-polymer platforms are the subject of discussion in this review, with current challenges emphasized.
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Affiliation(s)
- Ruslan Kashapov
- A.E. Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Arbuzov Street 8, 420088 Kazan, Russia; (A.I.); (R.P.); (D.G.); (N.K.); (E.B.); (L.Z.); (O.S.)
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Flynn J, Ryan A, Hudson SP. Pre-formulation and delivery strategies for the development of bacteriocins as next generation antibiotics. Eur J Pharm Biopharm 2021; 165:149-163. [PMID: 34020021 DOI: 10.1016/j.ejpb.2021.05.015] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/28/2021] [Revised: 05/06/2021] [Accepted: 05/12/2021] [Indexed: 10/21/2022]
Abstract
Bacteriocins, a class of antimicrobial peptide produced by bacteria, may offer a potential alternative to traditional antibiotics, an important step towards mitigating the ever-increasing antimicrobial resistance crisis. They are active against a range of clinically relevant Gram-positive and Gram-negative bacteria. Bacteriocins have been discussed in the literature for over a century. Although they are used as preservatives in food, no medicine based on their antimicrobial activity exists on the market today. In order to formulate them into clinical antibiotics, pre-formulation studies on their biophysical and physicochemical properties that will influence their activity in vivo and their stability during manufacture must be elucidated. Thermal, pH and enzymatic stability of bacteriocins are commonly studied and regularly reported in the literature. Solubility, permeability and aggregation properties on the other hand are less frequently reported for many bacteriocins, which may contribute to their poor clinical progression. Promising cytotoxicity studies report that bacteriocins exhibit few cytotoxic effects on a variety of mammalian cell lines, at active concentrations. This review highlights the lack of quantitative data and in many cases even qualitative data, on bacteriocins' solubility, stability, aggregation, permeability and cytotoxicity. The formulation strategies that have been explored to date, proposed routes of administration, trends in in vitro/in vivo behaviour and efforts in clinical development are discussed. The future promise of bacteriocins as a new generation of antibiotics may require tailored local delivery strategies to fulfil their potential as a force to combat antimicrobial-resistant bacterial infections.
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Affiliation(s)
- James Flynn
- Department of Chemical Sciences, SSPC, the SFI Research Centre for Pharmaceuticals, Bernal Institute, University of Limerick, Ireland
| | - Aoibhín Ryan
- Department of Chemical Sciences, SSPC, the SFI Research Centre for Pharmaceuticals, Bernal Institute, University of Limerick, Ireland
| | - Sarah P Hudson
- Department of Chemical Sciences, SSPC, the SFI Research Centre for Pharmaceuticals, Bernal Institute, University of Limerick, Ireland.
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15
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Formulation technologies and advances for oral delivery of novel nitroimidazoles and antimicrobial peptides. J Control Release 2020; 324:728-749. [PMID: 32380201 DOI: 10.1016/j.jconrel.2020.05.002] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/13/2020] [Revised: 05/01/2020] [Accepted: 05/02/2020] [Indexed: 02/06/2023]
Abstract
Antibiotic resistance has become a global crisis, driving the exploration for novel antibiotics and novel treatment approaches. Among these research efforts two classes of antibiotics, bicyclic nitroimidazoles and antimicrobial peptides, have recently shown promise as novel antimicrobial agents with the possibility to treat multi-drug resistant infections. However, they suffer from the issue of poor oral bioavailability due to disparate factors: low solubility in the case of nitroimidazoles (BCS class II drugs), and low permeability in the case of peptides (BCS class III drugs). Moreover, antimicrobial peptides present another challenge as they are susceptible to chemical and enzymatic degradation, which can present an additional pharmacokinetic hurdle for their oral bioavailability. Formulation technologies offer a potential means for improving the oral bioavailability of poorly permeable and poorly soluble drugs, but there are still drawbacks and limitations associated with this approach. This review discusses in depth the challenges associated with oral delivery of nitroimidazoles and antimicrobial peptides and the formulation technologies that have been used to overcome these problems, including an assessment of the drawbacks and limitations associated with the technologies that have been applied. Furthermore, the potential for supercritical fluid technology to overcome the shortcomings associated with conventional drug formulation methods is reviewed.
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Bannigan P, Flynn J, Hudson SP. The impact of endogenous gastrointestinal molecules on the dissolution and precipitation of orally delivered hydrophobic APIs. Expert Opin Drug Deliv 2020; 17:677-688. [DOI: 10.1080/17425247.2020.1743677] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Pauric Bannigan
- Department of Chemical Sciences, SSPC the SFI Pharmaceutical Centre, Bernal Institute, University of Limerick, Limerick, Ireland
| | - James Flynn
- Department of Chemical Sciences, SSPC the SFI Pharmaceutical Centre, Bernal Institute, University of Limerick, Limerick, Ireland
| | - Sarah P. Hudson
- Department of Chemical Sciences, SSPC the SFI Pharmaceutical Centre, Bernal Institute, University of Limerick, Limerick, Ireland
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17
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O'Connor PM, Kuniyoshi TM, Oliveira RP, Hill C, Ross RP, Cotter PD. Antimicrobials for food and feed; a bacteriocin perspective. Curr Opin Biotechnol 2020; 61:160-167. [PMID: 31968296 DOI: 10.1016/j.copbio.2019.12.023] [Citation(s) in RCA: 108] [Impact Index Per Article: 27.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2019] [Revised: 11/30/2019] [Accepted: 12/20/2019] [Indexed: 02/07/2023]
Abstract
Bacteriocins are natural antimicrobials that have been consumed via fermented foods for millennia and have been the focus of renewed efforts to identify novel bacteriocins, and their producing microorganisms, for use as food biopreservatives and other applications. Bioengineering bacteriocins or combining bacteriocins with multiple modes of action (hurdle approach) can enhance their preservative effect and reduces the incidence of antimicrobial resistance. In addition to their role as food biopreservatives, bacteriocins are gaining credibility as health modulators, due to their ability to regulate the gut microbiota, which is strongly associated with human wellbeing. Indeed the strengthening link between the gut microbiota and obesity make bacteriocins ideal alternatives to Animal Growth Promoters (AGP) in animal feed also. Here we review recent advances in bacteriocin research that will contribute to the development of functional foods and feeds as a consequence of roles in food biopreservation and human/animal health.
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Affiliation(s)
- Paula M O'Connor
- Teagasc Food Research Centre, Moorepark, Fermoy, Co. Cork, Ireland; APC Microbiome Ireland, University College Cork, Ireland
| | - Taís M Kuniyoshi
- Teagasc Food Research Centre, Moorepark, Fermoy, Co. Cork, Ireland; Biochemical and Pharmaceutical Technology Department, Faculty of Pharmaceutical Sciences, University of São Paulo, Av. Lineu Prestes 580, São Paulo 05508-900, Brazil
| | - Ricardo Ps Oliveira
- Biochemical and Pharmaceutical Technology Department, Faculty of Pharmaceutical Sciences, University of São Paulo, Av. Lineu Prestes 580, São Paulo 05508-900, Brazil
| | - Colin Hill
- APC Microbiome Ireland, University College Cork, Ireland; School of Microbiology, University College Cork, Ireland
| | - Reynolds Paul Ross
- APC Microbiome Ireland, University College Cork, Ireland; School of Microbiology, University College Cork, Ireland
| | - Paul D Cotter
- Teagasc Food Research Centre, Moorepark, Fermoy, Co. Cork, Ireland; APC Microbiome Ireland, University College Cork, Ireland.
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Ito R, Akatsuka M, Ozawa A, Kato Y, Kawaguchi Y, Yamamoto M, Tanabe T, Yoshida T. Photocatalytic Activity of Ga 2O 3 Supported on Al 2O 3 for Water Splitting and CO 2 Reduction. ACS OMEGA 2019; 4:5451-5458. [PMID: 31459710 PMCID: PMC6648821 DOI: 10.1021/acsomega.9b00048] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/07/2019] [Accepted: 02/25/2019] [Indexed: 05/06/2023]
Abstract
We have examined the photocatalytic activity of Ga2O3 supported on Al2O3 (Ga2O3/Al2O3 catalyst) without a noble metal cocatalyst for water splitting and reduction of CO2 with water under UV light irradiation by changing the loading amount of Ga2O3. All prepared Ga2O3/Al2O3 catalysts show photocatalytic activities for both water splitting and CO2 reduction, and their activities are significantly improved compared to those of nonsupported Ga2O3 and Al2O3. The water splitting is dominated for Ga2O3/Al2O3 with less than 1.0 vol % of Ga2O3 loaded, whereas the CO2 reduction, for higher Ga2O3-loaded samples (2.6, 4.2 vol %). Crystalline structure characterizations of Ga2O3/Al2O3 catalysts indicate that active sites for both reactions are different. The water splitting proceeds on nanometer-sized Ga2O3 rods dispersed on an Al2O3 support consisting of a little distorted α-Ga2O3 phase. On the other hand, the CO2 reduction proceeds on sub-micrometer-sized Ga2O3 particles consisting of mixed phases of α-Ga2O3 and γ-Ga2O3 or with appearance of boundaries between the α and γ phases, which plays a critical role. Al2O3 used as the support of the Ga2O3 particles does not seem to play an important role in the photocatalytic CO2 reduction.
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Affiliation(s)
- Ryota Ito
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
| | - Masato Akatsuka
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
| | - Akiyo Ozawa
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
- Corporate
Research Laboratories, Research & Development Division, Sakai Chemical Industry, Co., Ltd., 5-2, Ebisujima-cho, Sakai-ku, Sakai 590-0815, Japan
| | - Yuma Kato
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
| | - Yu Kawaguchi
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
| | - Muneaki Yamamoto
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
- E-mail: . Phone: +81-6-6605-3619. Fax: +81-6-6605-3627
| | - Tetsuo Tanabe
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
| | - Tomoko Yoshida
- Applied Chemistry and Bioengineering, Graduate School
of Engineering and Advanced Research
Institute for Natural Science and Technology, Osaka City University, 3-3-138 Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan
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