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Everything related to horizontal gene transfer, and more.
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· 11d
Microbial Metabolites: An Underexploited Arsenal to Combat Antibiotic Resistance Dissemination - PubMed
The relentless global proliferation of antibiotic resistance genes (ARGs) poses a profound threat to public health and ecological stability. Unlike static chemical pollutants, ARGs propagate through horizontal gene transfer (HGT)a dynamic biological process that facilitates the cross-taxa dissemina …
pubmed.ncbi.nlm.nih.gov
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· 13d
Analysis of the mitochondrial genome of the Camellia sinensis cv. 'Zhuyeqi': multichromosomal structure, RNA editing sites, and evolutionary characterization - PubMed
The mitochondrial genome of 'Zhuyeqi' consists of one circular chromosome and six linear chromosomes, with a total length of 911,255 bp and a GC content of 46%. Genome annotation identified 77 functional genes, including 38 protein-coding genes (PCGs). The study revealed heterogeneously distributed …
pubmed.ncbi.nlm.nih.gov
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· 13d
AmpC β-lactamases: A key to antibiotic resistance in ESKAPE pathogens - PubMed
We identified 1790 AmpC enzymes in nine distinct groups across ESKAPE pathogens, with species-specific distribution patterns and notable absence in Gram-positive bacteria. The PIB enzyme group demonstrated unique motif variants (YST/AQG) conferring carbapenem resistance, while other groups maintaine …
pubmed.ncbi.nlm.nih.gov
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· 16d
The transferable resistome of biosolids-plasmid sequencing reveals carriage of clinically relevant antibiotic resistance genes - PubMed
This study emphasizes the critical role of wastewater treatment plants (WWTPs) in facilitating the horizontal transfer of ARGs through biosolids. As biosolids are routinely applied to agricultural soils, their load of clinically relevant ARG content and transferability pose risks to animal and human …
pubmed.ncbi.nlm.nih.gov
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· 17d
Antimicrobial resistance of Enterobacteriaceae in rabbit farms: an underestimated reservoir harboring mcr-1.1 - PubMed
A total of 73 <i>Enterobacteriaceae</i> strains were isolated, including <i>Klebsiella pneumoniae</i>, Salmonella enterica, <i>Enterobacter hormaechei</i>, and <i>Escherichia coli</i>. Resistance rates to tetracycline, ciprofloxacin, nalidixic acid, sulfamethoxazole-trimethoprim, and ampicillin exce …
pubmed.ncbi.nlm.nih.gov
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· 19d
(Meta)transcriptomic Insights into the Role of Ticks in Poxvirus Evolution and Transmission: A Multicontinental Analysis - PubMed
Our findings indicate that ticks play a significant role in the transmission and evolution of poxviruses. These viruses demonstrate the capacity to modulate virulence and adaptability through horizontal gene transfer, gene recombination, and gene mutations, thereby promoting co-existence and co-evol …
pubmed.ncbi.nlm.nih.gov
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· 20d
Microcystis plasmids: the unexplored portion of the mobilome and the presence of potential phage-like plasmids - PubMed
While resequencing <i>Microcystis aeruginosa</i> (PCC7806) and its nontoxigenic mutant (PCC7806 Δ<i>mcyB</i>), we discovered identical unreported plasmids in both strains. These strains were separated in culture over 25 years ago, resulting in sequence divergence among their chromosomes. RNA-seq dat …
pubmed.ncbi.nlm.nih.gov
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· 20d
Genomic Evolution and Patterns of Horizontal Gene Transfer in Coccomorpha Species - PubMed
As a significant group of agricultural and forestry pests, Coccomorpha warrants in-depth investigation into their environmental adaptation mechanisms. This study conducted a comparative genomic analysis using five published chromosome-level genomes of Coccomorpha species. Phylogenetic analysis revea …
pubmed.ncbi.nlm.nih.gov
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· 24d
Urban wastewater overflows as hotspots for dissemination of bacteria producing extended-spectrum β-lactamases and carbapenemases in the Suquía River, Argentina - PubMed
Antimicrobial resistance (AMR) is a critical global challenge, yet the role of environmental dissemination of antibiotic-resistant bacteria remains underexplored, particularly in developing regions. This study investigated urban wastewater overflows from public streets as vectors for extended-spectr …
pubmed.ncbi.nlm.nih.gov
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· 24d
Systemic organellar genome reconfiguration along the parasitic continuum in the broomrape family (Orobanchaceae) - PubMed
The transition from autotrophy to heterotrophy in parasitic plants disrupts organellar coordination and presents a unique opportunity to examine the coevolution of cellular genomes. Using the Broomrape family (Orobanchaceae) as a model, we analyzed mitochondrial and plastid genome evolution across 3 …
pubmed.ncbi.nlm.nih.gov
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· 24d
Revisiting Clonal Evolution Through the Light of Retrotransposons - PubMed
The clonal evolution model provides a framework for understanding the evolution of cancer cells. According to this model, cancer cells accumulate genetic mutations over time, and these mutations are passed down to their descendants, leading to genetic diversity within the tumor. Some of these mutati …
pubmed.ncbi.nlm.nih.gov
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· 25d
Impact of antibiotic use on Escherichia coli resistance in goats: A longitudinal cohort study in Selangor, Malaysia - PubMed
This study confirms that antibiotic use in goat farming significantly influences the development of ABR in <i>E. coli</i>. The detection of resistance in farms without antibiotic use underscores the need to investigate other contributing factors, such as environmental residues and horizontal gene tr …
pubmed.ncbi.nlm.nih.gov
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· 25d
Perspectives in clinical microbiology for combating multi-drug resistant bacterial infections - PubMed
Multidrug-resistant bacterial infections are a major global threat, exacerbated by globalization and poor sanitation. Bacteria develop resistance through mechanisms like enzymatic degradation, efflux pumps, and horizontal gene transfer. Rapid diagnostics and artificial intelligence are crucial for o …
pubmed.ncbi.nlm.nih.gov