Results 31 to 40 of about 253,773 (311)

Towards an ecological approach to antibiotics and antibiotic resistance genes [PDF]

open access: yesClinical Microbiology and Infection, 2009
Antibiotics are likely the most important compounds used for human therapy. Conversely, antibiotic resistance is a relevant medical problem. However, besides their relevance for human health, antibiotics and their resistance genes are important elements that can influence the structure of microbial populations.
Fajardo, A.   +2 more
openaire   +3 more sources

Extensive DNA mimicry by the ArdA anti-restriction protein and its role in the spread of antibiotic resistance [PDF]

open access: yes, 2009
The ardA gene, found in many prokaryotes including important pathogenic species, allows associated mobile genetic elements to evade the ubiquitous Type I DNA restriction systems and thereby assist the spread of resistance genes in bacterial populations ...
Blakely, Garry W.   +13 more
core   +1 more source

Comparison of Antibiotic Resistance Mechanisms in Antibiotic-Producing and Pathogenic Bacteria

open access: yesMolecules, 2019
Antibiotic resistance poses a tremendous threat to human health. To overcome this problem, it is essential to know the mechanism of antibiotic resistance in antibiotic-producing and pathogenic bacteria. This paper deals with this problem from four points
Hiroshi Ogawara
doaj   +1 more source

Evolution by Pervasive Gene Fusion in Antibiotic Resistance and Antibiotic Synthesizing Genes [PDF]

open access: yesComputation, 2015
Phylogenetic (tree-based) approaches to understanding evolutionary history are unable to incorporate convergent evolutionary events where two genes merge into one. In this study, as exemplars of what can be achieved when a tree is not assumed a priori, we have analysed the evolutionary histories of polyketide synthase genes and antibiotic resistance ...
Coleman, Orla   +4 more
openaire   +2 more sources

Co‐localization of clinically relevant antibiotic‐ and heavy metal resistance genes on plasmids in Klebsiella pneumoniae from marine bivalves

open access: yesMicrobiologyOpen, 2023
Klebsiella pneumoniae is an opportunistic pathogen frequently associated with antibiotic resistance and present in a wide range of environments, including marine habitats.
Fredrik Håkonsholm   +4 more
doaj   +1 more source

Antibiotic Resistance in Probiotic Microorganisms

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2023
Probiotics are widely used in different forms of food or food supplements due to their health benefits. Probiotics consumption has seen an increase over the years.
Seda Seyirt   +2 more
doaj   +1 more source

Novel resistance functions uncovered using functional metagenomic investigations of resistance reservoirs

open access: yesFrontiers in Microbiology, 2013
Rates of infection with antibiotic-resistant bacteria have increased precipitously over the past several decades, with far-reaching healthcare and societal costs.
Erica C. Pehrsson   +7 more
doaj   +1 more source

Molecular Characterization and Epidemiology of Antibiotic Resistance Genes of β-Lactamase Producing Bacterial Pathogens Causing Septicemia from Tertiary Care Hospitals

open access: yes, 2023
Septicemia is a systematic inflammatory response and can be a consequence of abdominal, urinary tract and lung infections. Keeping in view the importance of Gram-negative bacteria as one of the leading causes of septicemia, the current study was designed
Sadiq Azam   +8 more
core   +1 more source

Shotgun metagenomics reveal antibiotic resistance genes associated with ESKAPE organisms in a polluted river in Trinidad

open access: yesHeliyon
Antibiotic-resistant pathogens are often reported in aquatic environments due to pollution from anthropogenic activities. The introduction of untreated wastewater into rivers and streams makes these environments ideal reservoirs for the spread and ...
Aarti Pustam   +4 more
doaj   +1 more source

Dissemination of antibiotic resistance genes from antibiotic producers to pathogens [PDF]

open access: yesNature Communications, 2017
AbstractIt has been hypothesized that some antibiotic resistance genes (ARGs) found in pathogenic bacteria derive from antibiotic-producing actinobacteria. Here we provide bioinformatic and experimental evidence supporting this hypothesis.
Xinglin Jiang   +8 more
openaire   +7 more sources

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