Results 161 to 170 of about 27,710,413 (387)

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Chronic Atrophic Autoimmune Gastritis: The Evolving Role of Vitamin D

open access: yesFrontiers in Bioscience-Landmark
Vitamin D possesses a crucial role in preserving bone health, modulating the immune system responses, and supporting various physiological functions throughout the body.
Ioanna Aggeletopoulou   +2 more
doaj   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Elucidation of T cell signalling models

open access: green, 2009
Nick Owens   +3 more
openalex   +2 more sources

Memory T cells [PDF]

open access: yesNature, 1989
Merkenschlager, M, Beverley, P
openaire   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Ginkgolide B Promotes Neural Function Recovery of Ischemic Stroke Mice by Regulating Characteristics of Brain T Cells and Their Interactions with Glial Cells

open access: yesShiyan dongwu yu bijiao yixue
ObjectiveTo investigate the regulatory effects of Ginkgolide B on the biological characteristics of brain T cells and their interactions with glial cells during the recovery phase of ischemic stroke in mice.Methods36 adult C57BL/6 mice were randomly ...
LIU Jia   +6 more
doaj   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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