Results 71 to 80 of about 6,082,428 (365)

A highly conserved neuronal microexon in DAAM1 controls actin dynamics, RHOA/ROCK signaling, and memory formation

open access: yesNature Communications
Actin cytoskeleton dynamics is essential for proper nervous system development and function. A conserved set of neuronal-specific microexons influences multiple aspects of neurobiology; however, their roles in regulating the actin cytoskeleton are ...
Patryk Poliński   +31 more
doaj   +1 more source

Isoform switching facilitates period control in the Neurospora crassa circadian clock

open access: yesMolecular Systems Biology, 2008
A striking and defining feature of circadian clocks is the small variation in period over a physiological range of temperatures. This is referred to as temperature compensation, although recent work has suggested that the variation observed is a specific,
Ozgur E Akman   +5 more
doaj   +1 more source

The ovarian estrogen synthesis function was impaired in Y123F mouse and partly restored by exogenous FSH supplement

open access: yesReproductive Biology and Endocrinology, 2018
Background LepR tyrosine site mutation mice (Y123F) exhibit decreased serum E2 levels, immature reproductive organs, infertility as well as metabolic abnormalities.
Xiaoyu Tu   +6 more
doaj   +1 more source

In vivo evidence for glycyl radical insertion into a catalytically inactive variant of pyruvate formate‐lyase

open access: yesFEBS Letters, EarlyView.
Dimeric pyruvate formate‐lyase cleaves pyruvate using a radical‐based mechanism. G734 serves as a radical storage location, and the radical is transferred to the catalytic C419 residue. Mutation of the C418‐C419 pair causes loss of enzyme activity, but does not impede radical introduction onto G734. Therefore, cis‐ but not trans‐radical transfer occurs
Michelle Kammel   +2 more
wiley   +1 more source

COLLABORATIVE REGULATION

open access: yesLaw, State and Telecommunications Review, 2021
Purpose - The purpose of this paper is to analyze in theory and practice the extent and ways the role of regulators in collaborative regulatory systems differs from their roles in more traditional, state-led regulatory systems. Methodology/Approach/Design - The descriptive and analytical methodology of this paper is supported by primary and ...
openaire   +4 more sources

P‐glycoprotein modulates the fluidity gradient of the plasma membrane of multidrug resistant CHO cells

open access: yesFEBS Letters, EarlyView.
To explore the impact of the overexpression of the multidrug‐transporter P‐glycoprotein (ABCB1) on membrane fluidity, we compared the transversal gradient of mobility and microviscosity in plasma membranes of drug‐sensitive Chinese hamster ovary cells (AuxB1) and their multidrug‐resistant derivatives (B30) using the fluorescent n‐(9‐anthroyloxy) fatty ...
Roger Busche   +2 more
wiley   +1 more source

Nationwide safety surveillance of COVID-19 mRNA vaccines following primary series and first booster vaccination in Singapore

open access: yesVaccine: X, 2023
Background: The real-world safety profile of COVID-19 mRNA vaccines remains incompletely elucidated. Methods: We performed a nationwide post-market safety surveillance analysis in Singapore, on vacinees aged 5 years and older, through mid-September 2022.
Sreemanee Raaj Dorajoo   +15 more
doaj  

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

Regulation of disease signaling by YOD1: potential implications for therapeutic strategies

open access: yesCancer Cell International
YOD1 (OTUD2) is a pivotal deubiquitinating enzyme (DUB) of the Otubain family. It plays an essential role in protein degradation and the regulation of cell signal transduction, influencing various biological processes.
Jiawei Zhao   +11 more
doaj   +1 more source

Disruption of SETD3‐mediated histidine‐73 methylation by the BWCFF‐associated β‐actin G74S mutation

open access: yesFEBS Letters, EarlyView.
The β‐actin G74S mutation causes altered interaction of actin with SETD3, reducing histidine‐73 methylation efficiency and forming two distinct actin variants. The variable ratio of these variants across cell types and developmental stages contributes to tissue‐specific phenotypical changes. This imbalance may impair actin dynamics and mechanosensitive
Anja Marquardt   +8 more
wiley   +1 more source

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