Results 41 to 50 of about 6,882,915 (286)

The coevolution of toxin and antitoxin genes drives the dynamics of bacterial addiction complexes and intragenomic conflict [PDF]

open access: yes, 2012
Bacterial genomes commonly contain ‘addiction’ gene complexes that code for both a toxin and a corresponding antitoxin. As long as both genes are expressed, cells carrying the complex can remain healthy.
Brown, Sam P.   +3 more
core   +1 more source

Bacterial riboproteogenomics : the era of N-terminal proteoform existence revealed [PDF]

open access: yes, 2020
With the rapid increase in the number of sequenced prokaryotic genomes, relying on automated gene annotation became a necessity. Multiple lines of evidence, however, suggest that current bacterial genome annotations may contain inconsistencies and are ...
Fijalkowska, Daria   +3 more
core   +2 more sources

Anaerobic methane-oxidizing bacterial communities in sediments of a drinking reservoir, Beijing, China

open access: yesAnnals of Microbiology, 2020
Purpose Nitrate/nitrite-dependent anaerobic methane oxidation (N-DAMO) connects the global cycle of carbon and nitrogen in aquatic ecosystems. The aims of this study were to investigate the spatiotemporal variation of N-DAMO bacteria and its driving ...
Yang Liu   +5 more
doaj   +1 more source

The infinitely many genes model with horizontal gene transfer

open access: yes, 2014
The genome of bacterial species is much more flexible than that of eukaryotes. Moreover, the distributed genome hypothesis for bacteria states that the total number of genes present in a bacterial population is greater than the genome of every single ...
Baumdicker, Franz, Pfaffelhuber, Peter
core   +1 more source

Structure and Function of Soil Bacterial Communities in the Different Wetland Types of the Liaohe Estuary Wetland

open access: yesMicroorganisms
Soil bacterial communities play a crucial role in the functioning of estuarine wetlands. Investigating the structure and function of these communities across various wetland types, along with the key factors influencing them, is essential for ...
Yunlong Zheng   +5 more
doaj   +1 more source

Diversity of Bacterial Biosynthetic Genes in Maritime Antarctica

open access: yesMicroorganisms, 2020
Bacterial natural products (NPs) are still a major source of new drug leads. Polyketides (PKs) and non-ribosomal peptides (NRP) are two pharmaceutically important families of NPs and recent studies have revealed Antarctica to harbor endemic polyketide ...
Adriana Rego   +6 more
doaj   +1 more source

Occurrence of Antibiotic Resistance Genes and Bacterial Markers in a Tropical River Receiving Hospital and Urban Wastewaters

open access: yesPLoS ONE, 2016
The occurrence of emerging biological contaminants including antibiotic resistance genes (ARGs) and Faecal Indicator Bacteria (FIB) is still little investigated in developing countries under tropical conditions.
Naresh Devarajan   +8 more
semanticscholar   +1 more source

Microbial exopolysaccharide production by polyextremophiles in the adaptation to multiple extremes

open access: yesFEBS Letters, EarlyView.
Polyextremophiles are microorganisms that endure multiple extreme conditions by various adaptation strategies that also include the production of exopolysaccharides (EPSs). This review provides an integrated perspective on EPS biosynthesis, function, and regulation in these organisms, emphasizing their critical role in survival and highlighting their ...
Tracey M Gloster, Ebru Toksoy Öner
wiley   +1 more source

Transcriptomic Biomarkers to Discriminate Bacterial from Nonbacterial Infection in Adults Hospitalized with Respiratory Illness

open access: yesScientific Reports, 2017
Lower respiratory tract infection (LRTI) commonly causes hospitalization in adults. Because bacterial diagnostic tests are not accurate, antibiotics are frequently prescribed. Peripheral blood gene expression to identify subjects with bacterial infection
Soumyaroop Bhattacharya   +12 more
doaj   +1 more source

Burkholderiaceae and Multidrug Resistance Genes Are Key Players in Resistome Development in a Germfree Soil Model

open access: yesmSystems, 2021
Assembly of a resistome in parallel with the establishment of a microbial community is not well understood. Germfree models can reveal microbiota interactions and shed light on bacterial colonization and resistance development under antibiotic pressure ...
Yuping Cao   +4 more
doaj   +1 more source

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