Results 11 to 20 of about 1,194,207 (363)

Variability of plasmid fitness effects contributes to plasmid persistence in bacterial communities

open access: yesNature Communications, 2021
Plasmid persistence in bacterial populations is strongly influenced by the fitness effects associated with plasmid carriage. However, plasmid fitness effects in wild-type bacterial hosts remain largely unexplored. In this study, we determined the fitness
Aida Alonso-del Valle   +8 more
semanticscholar   +1 more source

Mobility of Plasmids [PDF]

open access: yesMicrobiology and Molecular Biology Reviews, 2010
SUMMARYPlasmids are key vectors of horizontal gene transfer and essential genetic engineering tools. They code for genes involved in many aspects of microbial biology, including detoxication, virulence, ecological interactions, and antibiotic resistance.
Smillie, C.   +4 more
openaire   +4 more sources

Bacteria have numerous distinctive groups of phage–plasmids with conserved phage and variable plasmid gene repertoires

open access: yesNucleic Acids Research, 2021
Plasmids and temperate phages are key contributors to bacterial evolution. They are usually regarded as very distinct. However, some elements, termed phage–plasmids, are known to be both plasmids and phages, e.g. P1, N15 or SSU5. The number, distribution,
E. Pfeifer   +3 more
semanticscholar   +1 more source

Metagenomic analysis reveals gut plasmids as diagnosis markers for colorectal cancer

open access: yesFrontiers in Microbiology, 2023
BackgroundColorectal cancer (CRC) is linked to distinct gut microbiome patterns. The efficacy of gut bacteria as diagnostic biomarkers for CRC has been confirmed. Despite the potential to influence microbiome physiology and evolution, the set of plasmids
Zhiyuan Cai   +8 more
doaj   +1 more source

Analysis of A Plasmid from Lactobacillus acidophilus and the Construction of Shuttle Vectors

open access: yesShipin gongye ke-ji, 2023
To analyze the endogenous plasmid pDX of Lactobacillus acidophilus, and construct the Escherichia coli-Lactobacillus acidophilus shuttle vector based on the plasmid.
Bintao GU   +7 more
doaj   +1 more source

Characteristics of tet(X4)−Producing Escherichia coli in Chicken and Pig Farms in Hunan Province, China

open access: yesAntibiotics, 2023
Background: The plasmid−mediated tigecycline resistance gene tet(X4) confers a high level of resistance to tigecycline. The experiment aims to investigate the prevalence and characterization of tet(X4) in Escherichia coli isolates from chicken and pig ...
Jie Yang   +9 more
doaj   +1 more source

Plasmid-to-plasmid recombination in Haemophilus influenzae [PDF]

open access: yesJournal of Bacteriology, 1986
No recombination between plasmids was observed after conjugal transfer of a plasmid into a cell carrying another plasmid. Two types of such recombination took place after transformation, one type being Rec+ dependent and suggesting a preferred site of recombination. The other much rarer type was at least partially Rec+ independent.
M, Balganesh, J K, Setlow
openaire   +2 more sources

Implementation of a Practical Teaching Course on Protein Engineering

open access: yesBiology, 2022
Protein Engineering is a highly evolved field of engineering aimed at developing proteins for specific industrial, medical, and research applications.
Luciana C. Gomes   +2 more
doaj   +1 more source

Ecological and evolutionary solutions to the plasmid paradox.

open access: yesTrends in Microbiology, 2021
The 'plasmid paradox' arises because, although plasmids are common features of bacterial genomes, theoretically they should not exist: rates of conjugation were believed insufficient to allow plasmids to persist by infectious transmission, whereas the ...
M. Brockhurst, E. Harrison
semanticscholar   +1 more source

The characteristics of mcr-bearing plasmids in clinical Salmonella enterica in Sichuan, China, 2014 to 2017

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Salmonella is one of the most important zoonotic pathogens and a major cause of foodborne illnesses, posing a serious global public health hazard. The emergence of plasmid-mediated mcr genes in Salmonella has greatly reduced the clinical choice of ...
Xinran Sun   +12 more
doaj   +1 more source

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