Results 21 to 30 of about 491,654 (394)

Regulation of Αlpha-Synuclein Gene (SNCA) by Epigenetic Modifier TET1 in Parkinson Disease [PDF]

open access: yesInternational Neurourology Journal, 2022
Purpose Deregulation of SNCA encoding α-synuclein (α-SYN) has been associated with both the familial and sporadic forms of Parkinson disease (PD). Epigenetic regulation plays a crucial role in PD.
Subhrangshu Guhathakurta   +5 more
doaj   +1 more source

Identification of Promoter Region Markers Associated With Altered Expression of Resistance-Nodulation-Division Antibiotic Efflux Pumps in Acinetobacter baumannii

open access: yesFrontiers in Microbiology, 2022
Genetic alterations leading to the constitutive upregulation of specific efflux pumps contribute to antibacterial resistance in multidrug resistant bacteria.
Mireia López-Siles   +2 more
doaj   +1 more source

Rules of Expansion: an Updated Consensus Operator Site for the CopR-CopY Family of Bacterial Copper Exporter System Repressors

open access: yesmSphere, 2020
Copper is broadly toxic to bacteria. As such, bacteria have evolved specialized copper export systems (cop operons) often consisting of a DNA-binding/copper-responsive regulator (which can be a repressor or activator), a copper chaperone, and a copper ...
Henrik O’Brien   +5 more
doaj   +1 more source

Two Retrotransposon Elements in Intron of Porcine BMPR1B Is Associated with Phenotypic Variation

open access: yesLife, 2022
It has been established that through binding to bone morphogenetic proteins (BMPs), bone morphogenetic protein receptor I B (BMPR1B) can mediate transforming growth factor β (TGF-β) signal transduction, and is involved in the regulation of several ...
Chenglin Chi   +9 more
doaj   +1 more source

Profiling of REST-dependent microRNAs reveals dynamic modes of expression

open access: yesFrontiers in Neuroscience, 2012
Multipotent neural stem cells (NSCs) possess the ability to self-renew and differentiate into both neurons and glia. However, the detailed mechanisms underlying NSC fate decisions are not well understood.
Zhengliang eGao   +2 more
doaj   +1 more source

The KRAB Domain‐Containing Protein ZFP961 Represses Adipose Thermogenesis and Energy Expenditure through Interaction with PPARα

open access: yesAdvanced Science, 2022
Adipose thermogenesis plays a pivotal role in whole‐body metabolic homeostasis. Although transcriptional mechanisms that promote thermogenesis are extensively studied, the negative regulatory network is still poorly understood. Here, a Krüppel‐associated
Lei Huang   +3 more
doaj   +1 more source

Role of the purine repressor hinge sequence in repressor function [PDF]

open access: yesJournal of Bacteriology, 1994
A protease-hypersensitive hinge sequence in Escherichia coli purine repressor (PurR) connects an N-terminal DNA-binding domain with a contiguous corepressor-binding domain. Binding of one molecule of dimeric repressor to operator DNA protects the hinge against proteolytic cleavage.
K Y, Choi, H, Zalkin
openaire   +2 more sources

The Transcription Repressor REST in Adult Neurons: Physiology, Pathology, and Diseases,,

open access: yeseNeuro, 2015
REST [RE1-silencing transcription factor (also called neuron-restrictive silencer factor)] is known to repress thousands of possible target genes, many of which are neuron specific.
P. Baldelli, J. Meldolesi
semanticscholar   +1 more source

Multiple binding sites for transcriptional repressors can produce regular bursting and enhance noise suppression [PDF]

open access: yes, 2017
Cells may control fluctuations in protein levels by means of negative autoregulation, where transcription factors bind DNA sites to repress their own production.
Lengyel, Iván M., Morelli, Luis G.
core   +2 more sources

A Gain-of-Function Mutant of IAA15 Inhibits Lateral Root Development by Transcriptional Repression of LBD Genes in Arabidopsis

open access: yesFrontiers in Plant Science, 2020
Lateral root development is known to be regulated by Aux/IAA-ARF modules in Arabidopsisthaliana. As components, several Aux/IAAs have participated in these Aux/IAA-ARF modules.
Sun Ho Kim   +8 more
doaj   +1 more source

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