Results 61 to 70 of about 1,053,006 (335)

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

Control of Bacterial Sulfite Detoxification by Conserved and Species-Specific Regulatory Circuits

open access: yesFrontiers in Microbiology, 2019
Although sulfite, a by-product of the degradation of many sulfur compounds, is highly reactive and can cause damage to DNA, proteins and lipids, comparatively little is known about the regulation of sulfite-oxidizing enzyme (SOEs) expression.
Yi Jie Chelsea Tan   +8 more
doaj   +1 more source

Regulation of virulence gene expression

open access: yesVirulence, 2014
The bacterial pathogen that finds itself, either by accident or design, within the human or animal host, senses and adapts to the prevailing conditions by modulating its gene expression on a global scale.
Mark Thomas, S. Wigneshweraraj
semanticscholar   +1 more source

Regulation of bacterial gene expression by the NTP substrates of transcription initiation [PDF]

open access: yesMolecular Microbiology, 2008
SummaryMany mechanisms of gene regulation in bacteria do not employ repressor or activator proteins. One class of these mechanisms includes those in which the key regulatory element is the control of transcription initiation by the availability of NTP substrates.
openaire   +3 more sources

Lithium-sensing riboswitch classes regulate expression of bacterial cation transporter genes

open access: yesScientific Reports, 2022
AbstractLithium is rare in Earth’s crust compared to the biologically relevant alkali metal cations sodium and potassium but can accumulate to toxic levels in some environments. We report the experimental validation of two distinct bacterial riboswitch classes that selectively activate gene expression in response to elevated Li+ concentrations.
Neil White   +4 more
openaire   +3 more sources

Transcriptional control of the H-NS antagonists LeuO and RcsB-BglJ in Escherichia coli [PDF]

open access: yes, 2012
The bacterial nucleoid-associated protein (NAP) H-NS is involved in the organization and compaction of the bacterial chromatin and acts as a global respressor, mainly of genes that have been acquired by horizontal gene transfer and that are related to ...
Stratmann, Thomas
core  

Tissue Tropism in Host Transcriptional Response to Members of the Bovine Respiratory Disease Complex. [PDF]

open access: yes, 2017
Bovine respiratory disease (BRD) is the most common infectious disease of beef and dairy cattle and is characterized by a complex infectious etiology that includes a variety of viral and bacterial pathogens.
Behura, Susanta K   +11 more
core   +3 more sources

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

Integration of the Salmonella Typhimurium Methylome and Transcriptome Reveals That DNA Methylation and Transcriptional Regulation Are Largely Decoupled under Virulence-Related Conditions

open access: yesmBio, 2022
Despite being in a golden age of bacterial epigenomics, little work has systematically examined the plasticity and functional impacts of the bacterial DNA methylome.
Jeffrey S. Bourgeois   +7 more
doaj   +1 more source

Expression regulation of bacterial lipase genes: a review

open access: yesFrontiers in Microbiology
Microbial lipases constitute the primary source of commercialized and industrial lipases, and they are extensively utilized across numerous industrial sectors. Compared to fungal lipases, bacterial lipases catalyze a broader spectrum of reactions with higher activity, enhanced stability, and improved stress resistance.
Dai-ming Zha, Yun-jun Yan
openaire   +2 more sources

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