Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development

The global increase in the prevalence of drug-resistant bacteria has necessitated the development of alternative treatments that do not rely on conventional antimicrobial agents. Using bacteriophage-derived lytic enzymes in antibacterial therapy shows promise; however, a thorough comparison and eval...

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Main Authors: Wakana Yamashita, Shinjiro Ojima, Azumi Tamura, Aa Haeruman Azam, Kohei Kondo, Zhang Yuancheng, Longzhu Cui, Masaki Shintani, Masato Suzuki, Yoshimasa Takahashi, Koichi Watashi, Satoshi Tsuneda, Kotaro Kiga
Format: Article
Language:English
Published: American Association for the Advancement of Science (AAAS) 2024-01-01
Series:BioDesign Research
Online Access:https://spj.science.org/doi/10.34133/bdr.0028
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author Wakana Yamashita
Shinjiro Ojima
Azumi Tamura
Aa Haeruman Azam
Kohei Kondo
Zhang Yuancheng
Longzhu Cui
Masaki Shintani
Masato Suzuki
Yoshimasa Takahashi
Koichi Watashi
Satoshi Tsuneda
Kotaro Kiga
author_facet Wakana Yamashita
Shinjiro Ojima
Azumi Tamura
Aa Haeruman Azam
Kohei Kondo
Zhang Yuancheng
Longzhu Cui
Masaki Shintani
Masato Suzuki
Yoshimasa Takahashi
Koichi Watashi
Satoshi Tsuneda
Kotaro Kiga
author_sort Wakana Yamashita
collection DOAJ
description The global increase in the prevalence of drug-resistant bacteria has necessitated the development of alternative treatments that do not rely on conventional antimicrobial agents. Using bacteriophage-derived lytic enzymes in antibacterial therapy shows promise; however, a thorough comparison and evaluation of their bactericidal efficacy are lacking. This study aimed to compare and investigate the bactericidal activity and spectrum of such lytic enzymes, with the goal of harnessing them for antibacterial therapy. First, we examined the bactericidal activity of spanins, endolysins, and holins derived from 2 Escherichia coli model phages, T1 and T7. Among these, T1-spanin exhibited the highest bactericidal activity against E. coli. Subsequently, we expressed T1-spanin within bacterial cells and assessed its bactericidal activity. T1-spanin showed potent bactericidal activity against all clinical isolates tested, including bacterial strains of 111 E. coli, 2 Acinetobacter spp., 3 Klebsiella spp., and 3 Pseudomonas aeruginosa. In contrast, T1 phage-derived endolysin showed bactericidal activity against E. coli and P. aeruginosa, yet its efficacy against other bacteria was inferior to that of T1-spanin. Finally, we developed a phage-based technology to introduce the T1-spanin gene into target bacteria. The synthesized non-proliferative phage exhibited strong antibacterial activity against the targeted bacteria. The potent bactericidal activity exhibited by spanins, combined with the novel phage synthetic technology, holds promise for the development of innovative antimicrobial agents.
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spelling doaj.art-e6648894c7274c73982c6f8070c4657f2024-03-21T03:25:50ZengAmerican Association for the Advancement of Science (AAAS)BioDesign Research2693-12572024-01-01610.34133/bdr.0028Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial DevelopmentWakana Yamashita0Shinjiro Ojima1Azumi Tamura2Aa Haeruman Azam3Kohei Kondo4Zhang Yuancheng5Longzhu Cui6Masaki Shintani7Masato Suzuki8Yoshimasa Takahashi9Koichi Watashi10Satoshi Tsuneda11Kotaro Kiga12Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Division of Bacteriology, Department of Infection and Immunity, School of Medicine, Jichi Medical University, Shimotsuke-shi, Tochigi 329-0498, Japan.Division of Bacteriology, Department of Infection and Immunity, School of Medicine, Jichi Medical University, Shimotsuke-shi, Tochigi 329-0498, Japan.Department of Engineering, Graduate School of Integrated Science and Technology, Shizuoka University, 3-5-1 Johoku, Naka-ku, Hamamatsu, Shizuoka, 432-8561, Japan.Antimicrobial Resistance Research Center, National Institute of Infectious Diseases, Tokyo, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.Department of Life Science and Medical Bioscience, Waseda University, 2-2 Wakamatsu-cho, Shinjuku-ku, Tokyo 162-8480, Japan.Research Center for Drug and Vaccine Development, National Institute of Infectious Diseases, Tokyo 162-8640, Japan.The global increase in the prevalence of drug-resistant bacteria has necessitated the development of alternative treatments that do not rely on conventional antimicrobial agents. Using bacteriophage-derived lytic enzymes in antibacterial therapy shows promise; however, a thorough comparison and evaluation of their bactericidal efficacy are lacking. This study aimed to compare and investigate the bactericidal activity and spectrum of such lytic enzymes, with the goal of harnessing them for antibacterial therapy. First, we examined the bactericidal activity of spanins, endolysins, and holins derived from 2 Escherichia coli model phages, T1 and T7. Among these, T1-spanin exhibited the highest bactericidal activity against E. coli. Subsequently, we expressed T1-spanin within bacterial cells and assessed its bactericidal activity. T1-spanin showed potent bactericidal activity against all clinical isolates tested, including bacterial strains of 111 E. coli, 2 Acinetobacter spp., 3 Klebsiella spp., and 3 Pseudomonas aeruginosa. In contrast, T1 phage-derived endolysin showed bactericidal activity against E. coli and P. aeruginosa, yet its efficacy against other bacteria was inferior to that of T1-spanin. Finally, we developed a phage-based technology to introduce the T1-spanin gene into target bacteria. The synthesized non-proliferative phage exhibited strong antibacterial activity against the targeted bacteria. The potent bactericidal activity exhibited by spanins, combined with the novel phage synthetic technology, holds promise for the development of innovative antimicrobial agents.https://spj.science.org/doi/10.34133/bdr.0028
spellingShingle Wakana Yamashita
Shinjiro Ojima
Azumi Tamura
Aa Haeruman Azam
Kohei Kondo
Zhang Yuancheng
Longzhu Cui
Masaki Shintani
Masato Suzuki
Yoshimasa Takahashi
Koichi Watashi
Satoshi Tsuneda
Kotaro Kiga
Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development
BioDesign Research
title Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development
title_full Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development
title_fullStr Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development
title_full_unstemmed Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development
title_short Harnessing a T1 Phage-Derived Spanin for Developing Phage-Based Antimicrobial Development
title_sort harnessing a t1 phage derived spanin for developing phage based antimicrobial development
url https://spj.science.org/doi/10.34133/bdr.0028
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