Results 91 to 100 of about 2,686 (200)

Investigation of Recombinantly Produced Endolysins Reveals a Modular Enzyme Shared by Several Enterobacteria Phages to Exhibit Broad‐Range Lytic Activity Against Different Orders of Gammaproteobacteria

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
The recombinant endolysin El1 derived from Enterobacteria bacteriophages showed potent bactericidal activity against Gram‐negative bacteria when applied exogenously, even in the absence of membrane‐permeabilizing agents, such as ethylenediaminetetraacetic acid (EDTA).
Tatjana Kazaka   +6 more
wiley   +1 more source

The Serratia marcescens NucE protein functions as a holin in Escherichia coli [PDF]

open access: yesJournal of Bacteriology, 1997
The recently discovered nucC locus of Serratia marcescens encodes the cryptic prophage genes nucE, nucD, and nucC. NucC is required for expression of the S. marcescens nuclease and functions as a transcriptional activator of the nuclease gene, nucA. NucE and NucD are dispensable for nuclease expression but were proposed to allow for secretion of the ...
M, Berkmen, M J, Benedik, U, Bläsi
openaire   +2 more sources

Defense Systems and Prophage Detection in Streptococcus mutans Strains

open access: yesMolecular Oral Microbiology, Volume 41, Issue 2, Page 57-68, April 2026.
ABSTRACT Although the species is extensively studied, limited data are available on antiphage defense systems (APDSs) in Streptococcus mutans. The present study aimed to explore the diversity and the occurrence of APDSs and to search for prophages in the genomes of clinical isolates of S. mutans using bioinformatics tools.
Olivier Claisse   +3 more
wiley   +1 more source

Distribution and composition of the lysis cassette of Lactococcus lactis phages and functional analysis of bacteriophage ul36 holin [PDF]

open access: yes, 2017
The bacteriophage lysis cassette, which comprises a lysin and a holin gene, was analyzed in 18 Lactococcus lactis phages. A muramidase motif was found in the lysins of c2-like phages, while an amidase motif was observed in the lysins of 936-like phages ...
Vukov, Nataša   +3 more
core  

Functional Evaluation of a Conserved HNH Endonuclease Gene in Lactococcal Skunavirus Genomes

open access: yesMicrobial Biotechnology, Volume 19, Issue 3, March 2026.
The HNH endonuclease HrdP is a highly conserved and essential determinant of infectivity among Skunavirus phages, specifically required for the successful completion of DNA packaging. This key role highlights HrdP as a promising and specific anti‐phage target to protect dairy starter cultures from failure.
Jun‐Hyeok Yu   +7 more
wiley   +1 more source

Identifying Active Phage Lysins through Functional Viral Metagenomics

open access: yes, 2010
Recent metagenomic sequencing studies of uncultured viral populations have provided novel insights into the ecology of environmental bacteriophage. At the same time, viral metagenomes could also represent a potential source of recombinant proteins with ...
Jonathan E. Schmitz   +2 more
core   +1 more source

SUPER: Upcycling Genetic Parts for Precise Gene Expression Control, Leakage Minimization, and Genetic Circuit Stability

open access: yesAdvanced Science, Volume 13, Issue 12, 27 February 2026.
To precisely modulate natural and synthetic regulatory parts, SUPER is introduced as a sophisticated and tunable controller of genetic devices without requiring sequence modification on the target. SUPER enhances dynamic range of RNA‐, chemical‐, temperature‐, and protein‐responsive biosensors up to 1011%, and converts biosensors to cover an expanded ...
Taeyang Heo   +3 more
wiley   +1 more source

Characterization of the Bacteriophage Lambda Holin and Its Membrane Lesion [PDF]

open access: yes, 2010
Bacteriophage holins are a diverse group of proteins that are responsible for the spontaneous and specifically-timed triggering of host cell lysis. The best-studied holin, S105 of phage lambda, is known to form lesions, or “holes”, in the inner membrane ...
Dewey, Jill Sayes
core   +1 more source

Expanding Horizons in Phage Therapy: Addressing Antibiotic Resistance in Aquaculture

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT Aquaculture has emerged as a cornerstone of global food security, yet its rapid intensification has precipitated widespread bacterial disease outbreaks and escalating antimicrobial resistance (AMR). This review critically examines the limitations of conventional antibiotic use in aquaculture, highlighting regulatory inconsistencies ...
Anisah Azhar   +3 more
wiley   +1 more source

Conjugative Transfer of Disease‐Encoding Plasmid Variants in Serratia spp. Alter Production of Enzymes and Virulence Properties

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 1, February 2026.
Analysis of plasmid transconjugants relative to plasmid‐free and plasmid‐carrying Serratia spp. demonstrates erratic disease phenotypes and reduced fitness. Transconjugants also show reduced ability to degrade substrates associated with virulence, supported by transcriptomic data.
Amy L. Vaughan   +3 more
wiley   +1 more source

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