Results 81 to 90 of about 992,387 (299)

Genomic analysis, culturing optimization, and characterization of Escherichia bacteriophage OSYSP, previously studied as effective pathogen control on fresh produce

open access: yesFrontiers in Microbiology
Advances in bacteriophage genome sequencing and regulatory approvals of some bacteriophages in various applications have renewed interest in these antibacterial viruses as a potential solution to persistent food safety challenges.
Mustafa Yesil   +6 more
doaj   +1 more source

The use of genomic signature distance between bacteriophages and their hosts displays evolutionary relationships and phage growth cycle determination

open access: yesVirology Journal, 2010
Background Bacteriophage classification is mainly based on morphological traits and genome characteristics combined with host information and in some cases on phage growth lifestyle.
Regeard Christophe   +2 more
doaj   +1 more source

Genome Sequence of the Pseudomonas protegens Phage ΦGP100

open access: yes, 2018
We report here the complete annotated genome sequence of ΦGP100, a lytic bacteriophage of the Podoviridae family. ΦGP100 was isolated from rhizosphere soil in Switzerland and infects specifically strains of Pseudomonas
Peter Kupferschmied   +7 more
core   +1 more source

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

Mosaic Graphs and Comparative Genomics in Phage Communities [PDF]

open access: yesJournal of Computational Biology, 2010
Comparing the genomes of two closely related viruses often produces mosaics where nearly identical sequences alternate with sequences that are unique to each genome. When several closely related genomes are compared, the unique sequences are likely to be shared with third genomes, leading to virus mosaic communities.
Mahdi Belcaid   +2 more
openaire   +3 more sources

Whole-genome sequence of phage-resistant strain Escherichia coli DH5α

open access: yes, 2018
The genomes of many strains of Escherichia coli have been sequenced, as this organism is a classic model bacterium. Here, we report the genome sequence of Escherichia coli DH5α, which is resistant to a T4 bacteriophage (CCTCC AB 2015375), while its other
Kun Zhang   +7 more
core   +1 more source

Discovery of cyanophage genomes which contain mitochondrial DNA polymerase [PDF]

open access: yes, 2011
DNA polymerase γ is a family A DNA polymerase responsible for the replication of mitochondrial DNA in eukaryotes. The origins of DNA polymerase γ have remained elusive because it is not present in any known bacterium, though it has been hypothesized that
Whitworth, Anna L.   +19 more
core   +1 more source

Complete Genome Sequences of the Methicillin-Resistant Strain Staphylococcus aureus 17Gst354 and Its Prophage Staphylococcus Phage vB_StaphS-IVBph354 [PDF]

open access: yes, 2021
We report the complete 2,783,931 bp circular genome sequence of the human methicillin-resistant 28 Staphylococcus aureus strain 17Gst354 isolated from a nasal swab. The strain possessed an additional 29 4,397 bp plasmid.
Kittl, Sonja   +5 more
core   +2 more sources

Salmonella enterica serovar typhi limits the potency of typhoid toxin and ADP‐ribosylating toxin AB to establish a persistent infection

open access: yesFEBS Open Bio, EarlyView.
The two catalytic subunits of typhoid toxin dissociate from the holotoxin in the ER of an intoxicated cell, but only CdtB exits the ER to generate immunosuppressive effects. PltA is retained in the ER and sequestered from its cytosolic target, thus allowing the anti‐inflammatory effects of CdtB to promote intestinal colonization.
Maria C. Zabala‐Rodriguez   +4 more
wiley   +1 more source

Spontaneous deletion of an "ORFanage" region facilitates host adaptation in a "photosynthetic" cyanophage [PDF]

open access: yes, 2015
Viruses have been suggested to be the largest source of genetic diversity on Earth. Genome sequencing and metagenomic surveys reveal that novel genes with unknown functions are abundant in viral genomes.
David J Evans   +18 more
core   +1 more source

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