Results 51 to 60 of about 32,710,223 (183)

Reference genes identification for normalization of qPCR under multiple stresses in Hordeum brevisubulatum

open access: yesPlant Methods, 2018
Background Real-time quantitative PCR has been widely used as the most reliable method to measure gene expression, due to its high accuracy and specificity.
Lili Zhang   +5 more
doaj   +1 more source

RSF1‐Dependent PAR Turnover Promotes 53BP1 Liquid Condensate Formation at DNA Damage Sites

open access: yesAdvanced Science, EarlyView.
At sites of DNA damage, RSF1 recruits PARG to accelerate PAR turnover, triggering a switch from PAR‐driven condensates to 53BP1 condensates. This condensate transition enables p53‐dependent gene transcription and coordinates the DNA damage response.
Yungyeong Heo   +10 more
wiley   +1 more source

Macrophage PARP7 Alleviates Septic Cardiomyopathy by Interacting With TBK1 and Suppressing TBK1‐Driven Inflammatory Response

open access: yesAdvanced Science, EarlyView.
In septic cardiomyopathy, PARP7 directly binds TBK1 and mediates its ADP‐ribosylation, thereby repressing TBK1‐driven proinflammatory signaling in macrophages. ABSTRACT Septic cardiomyopathy is a life‐threatening complication of sepsis, and an uncontrolled inflammatory response represents a key pathogenic mechanism. PARP7 negatively regulates the IFN‐I
Jibo Han   +10 more
wiley   +1 more source

ADP-Ribosylation in Antiviral Innate Immune Response

open access: yes, 2023
Adenosine diphosphate (ADP)-ribosylation is a reversible post-translational modification catalyzed by ADP-ribosyltransferases (ARTs). ARTs transfer one or more ADP-ribose from nicotinamide adenine dinucleotide (NAD+) to the target substrate and release ...
Qian Du, Wei He, Hui Zheng, Ying Miao
core   +1 more source

Molecular Glue Degraders Enhance CAPRIN1‐Dependent Lysosomal Degradation of APP and Reduce Amyloid β in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
A new class of lysosome‐directed molecular glue degraders selectively enhance CAPRIN1–APP interactions, driving APP degradation and reducing amyloid‐β production in human neurons and Alzheimer's disease mouse models. This CAPRIN1‐dependent targeted protein degradation strategy reveals a previously unrecognized therapeutic approach for disrupting the ...
Sunghan Jung   +15 more
wiley   +1 more source

BIOCHEMICAL CHARACTERIZATION OF AUTO-ADP-RIBOSYLATED NARE

open access: yes, 2011
Mono ADP-ribosylation is a post-translational modification, conserved in viruses, prokaryotes and eukaryotes. Several ADP-ribose transfer enzymes as ART2, ART5, ExoS and CT are able to modify themselves, changing their chemical and biological functions ...
M. Picchianti   +2 more
core   +1 more source

MDL‐800‐induced SIRT6 activation decreases age‐associated osteoarthritis in mice

open access: yesArthritis &Rheumatology, Accepted Article.
Objective SIRT6 is a nuclear‐localized histone deacetylase that regulates multiple pathways associated with aging. This study aimed to determine whether systemic administration of a small molecule activator of SIRT6, MDL‐800, decreases the severity of age‐associated osteoarthritis (OA) in mice.
Matheus Moreira Perez   +13 more
wiley   +1 more source

Arf1 facilitates mast cell proliferation via the mTORC1 pathway

open access: yesScientific Reports, 2022
Mast cells are one of major players in allergic responses. Mast cell activation via the high affinity IgE receptor (FcεRI) causes degranulation and release of de novo synthesized proinflammatory cytokines in a process that involves vesicle trafficking ...
Yui Kotani   +4 more
doaj   +1 more source

Ion Activation Methods for Top‐Down Proteomics

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Mass spectrometry (MS) has emerged as a premier method used to characterize the sequences of proteins. Top‐down proteomics aims to capture the multiple sources of structural diversity reflected in proteins, such as those that arise from alternative RNA splicing events or the addition of post‐translational modifications. Tandem MS (i.e., MS/MS)
Jada N. Walker, Jennifer S. Brodbelt
wiley   +1 more source

Tankyrase-1-mediated PARsylation directs TFEB partner switching to regulate selective Wnt target gene expression

open access: yesMolecules and Cells
: Wnt/β-catenin signaling coordinates developmental and oncogenic programs by modulating transcriptional networks. In addition to β-catenin, we previously identified transcription factor EB (TFEB)—a master regulator of lysosomal biogenesis and autophagy ...
Gahyeon Song   +2 more
doaj   +1 more source

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