Results 71 to 80 of about 6,539 (207)

A nuclease domain fused to the Snf2 helicase confers antiphage defence in coral‐associated Halomonas meridiana

open access: yesMicrobial Biotechnology, Volume 17, Issue 7, July 2024.
Snf2‐related helicases from corals‐associated Halomonas meridiana mediate phage defence. We have characterized a novel defence gene hmaA, which encode a nickase activity containing helicase for defence against Escherichia coli phage T4. The analysis of the hma region reveals an insertion hot spot for defence systems and predicts the presence of several
Tianlang Liu   +6 more
wiley   +1 more source

Decay of Coliphages in Sewage-Contaminated Freshwater: Uncertainty and Seasonal Effects

open access: yes, 2016
Understanding the fate of enteric viruses in water is vital for protection of water quality. However, the decay of enteric viruses is not well characterized, and its uncertainty has not been examined yet.
Jianyong Wu (190201)   +7 more
core   +1 more source

Isolation and characterization of a phage collection against Pseudomonas putida

open access: yesEnvironmental Microbiology, Volume 26, Issue 6, June 2024.
This study presents the first collection of bacteriophages isolated specifically to act against the common laboratory strain, Pseudomonas putida PaW85. The collection comprises 67 double‐stranded DNA phages, which are classified into 22 species and 9 genera.
Age Brauer   +6 more
wiley   +1 more source

Coliphages as Model Organisms in the Characterization and Management of Water Resources

open access: yes, 2016
Two groups of bacteriophages that infect Escherichia coli, somatic and F-specific coliphages, have been used in academia as both fecal and viral indicators for many years.
Francisco Lucena   +3 more
core   +2 more sources

Molecular Typing of Somatic Coliphage Groups and Their Occurrence and Survival in Sewage

open access: yesApplied Microbiology
A conventional, group-specific PCR method was developed to identify each of the four previously defined major taxa (Myoviridae, Siphoviridae, Podoviridae and Microviridae) of somatic coliphages and used to classify isolates from sewage. Somatic coliphage
Heesuk Lee   +4 more
doaj   +1 more source

Dominant Vibrio cholerae phage exhibits lysis inhibition sensitive to disruption by a defensive phage satellite

open access: yeseLife, 2020
Bacteria, bacteriophages that prey upon them, and mobile genetic elements (MGEs) compete in dynamic environments, evolving strategies to sense the milieu. The first discovered environmental sensing by phages, lysis inhibition, has only been characterized
Stephanie G Hays, Kimberley D Seed
doaj   +1 more source

Redefining the bacteriophage mv4 site‐specific recombination system and the sequence specificity of its attB and core‐attP sites

open access: yesMolecular Microbiology, Volume 121, Issue 6, Page 1200-1216, June 2024.
While hundreds of mobile genetic elements utilising tyrosine recombinases (YRs) for integration and excision from bacterial genomes have been identified in databases, less than a dozen have been described in detail. Using in vitro recombination of randomized DNA libraries and high‐throughput sequencing analyses, we have characterised the recombination ...
Kevin Debatisse   +7 more
wiley   +1 more source

Detección de virus entéricos en un sistema piloto de tratamiento de aguas residuales municipales

open access: yesKasmera, 2014
: A pilot system for treating municipal waste was evaluated to verify its ability to remove viral pathogens. The presence of Adenovirus, Calicivirus, Enterovirus and Hepatitis A and E was determined using RT-PCR.
Romero R   +6 more
doaj  

Engineering strategies and challenges of endolysin as an antibacterial agent against Gram‐negative bacteria

open access: yesMicrobial Biotechnology, Volume 17, Issue 4, April 2024.
Bacteriophage endolysins have limited use against Gram‐negative bacteria for the envelop. To enhance the extracellular activity of endolysin and facilitate its crossing through the outer membrane of Gram‐negative bacteria, researchers have adopted physical, chemical, and molecular strategies for endolysin modification, to promote the application of ...
Tianyu Zheng, Can Zhang
wiley   +1 more source

Effect of Sunlight on Coliphages in an Oxidation Pond

open access: yes, 1986
Escherichia coli B were used as host cells for isolation and multiplication of coliphages. The coliphages were isolated from a small canal which receives the effluent from an oxidation pond in Bangkok, Thailand, and were used as a virological indicator ...
Awrapin Ketratanakul   +2 more
core   +1 more source

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