Results 41 to 50 of about 171,270 (316)

Evidence that the 36kb plasmid of Brachyspira hyodysenteriae contributes to virulence [PDF]

open access: yes, 2011
Swine dysentery (SD) results from infection of the porcine large intestine with the anaerobic intestinal spirochaete Brachyspira hyodysenteriae. Recently the genome of virulent Australian B. hyodysenteriae strain WA1 was sequenced, and a 36. kilobase (kb)
Bellgard, M.I.   +5 more
core   +2 more sources

SpxA1 and SpxA2 act coordinately to fine-tune stress responses and virulence in Streptococcus pyogenes [PDF]

open access: yes, 2017
SpxA is a unique transcriptional regulator highly conserved among members of the phylum Firmicutes that binds RNA polymerase and can act as an antiactivator. Why some Firmicutes members have two highly similar SpxA paralogs is not understood.
Gary C. Port   +4 more
core   +4 more sources

Gene transfer in the GI tract and oral cavity [PDF]

open access: yes, 2000
Gene transfer is important in spreading antibiotic resistance and other traits such as virulence factors. In this review the molecular mechanisms of gene transfer are outlined and the biological consequences of bacterial gene transfer in the GI tract and
Mullany, P
core   +1 more source

Virulence Plasmids of the Pathogenic Clostridia

open access: yesMicrobiology Spectrum, 2019
ABSTRACT The clostridia cause a spectrum of diseases in humans and animals ranging from life-threatening tetanus and botulism, uterine infections, histotoxic infections and enteric diseases, including antibiotic-associated diarrhea, and food poisoning.
Sarah A, Revitt-Mills   +5 more
openaire   +2 more sources

Mobilizable plasmids drive the spread of antimicrobial resistance genes and virulence genes in Klebsiella pneumoniae

open access: yesGenome Medicine, 2023
Background Klebsiella pneumoniae is a notorious clinical pathogen and frequently carries various plasmids, which are the main carriers of antimicrobial resistance and virulence genes.
Jianfeng Zhang   +8 more
doaj   +1 more source

Genomic comparison of diverse Salmonella serovars isolated from swine. [PDF]

open access: yes, 2019
Food animals act as a reservoir for many foodborne pathogens. Salmonella enterica is one of the leading pathogens that cause food borne illness in a broad host range including animals and humans.
Barrett, John B   +9 more
core   +2 more sources

Identification of MrtAB, an ABC transporter specifically required for Yersinia pseudotuberculosis to colonize the mesenteric lymph nodes. [PDF]

open access: yesPLoS Pathogens, 2012
A highly conserved virulence plasmid encoding a type III secretion system is shared by the three Yersinia species most pathogenic for mammals. Although factors encoded on this plasmid enhance the ability of Yersinia to thrive in their mammalian hosts ...
Gregory T Crimmins   +5 more
doaj   +1 more source

Hybrid Plasmids Encoding Antimicrobial Resistance and Virulence Traits Among Hypervirulent Klebsiella pneumoniae ST2096 in India

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
BackgroundHypervirulent variants of Klebsiella pneumoniae (HvKp) were typically associated with a broadly antimicrobial susceptible clone of sequence type (ST) 23 at the time of its emergence.
Chaitra Shankar   +8 more
doaj   +1 more source

Acquisition of a novel conjugative multidrug‐resistant hypervirulent plasmid leads to hypervirulence in clinical carbapenem‐resistant Klebsiella pneumoniae strains

open access: yesmLife, 2023
The co‐occurrence of plasmid‐mediated multidrug resistance and hypervirulence in epidemic carbapenem‐resistant Klebsiella pneumoniae has emerged as a global public health issue. In this study, an ST23 carbapenem‐resistant hypervirulent K.
Gong Li   +15 more
doaj   +1 more source

Complete Assembly of the Genome of an Acidovorax citrulli Strain Reveals a Naturally Occurring Plasmid in This Species [PDF]

open access: yes, 2019
Acidovorax citrulli is the causal agent of bacterial fruit blotch (BFB), a serious threat to cucurbit crop production worldwide. Based on genetic and phenotypic properties, A.
Chen, Gong   +6 more
core   +1 more source

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