Results 91 to 100 of about 424,108 (316)

Dok-4 regulates GDNF-dependent neurite outgrowth through downstream activation of Rap1 and mitogen-activated protein kinase [PDF]

open access: bronze, 2006
Mayumi Uchida   +12 more
openalex   +1 more source

Reprogramming the Myocardial Infarction Conductive Microenvironment with Superconductive Ionic Patch for Cardiac Function Repair

open access: yesAdvanced Science, EarlyView.
A super‐conductive ionic patch reprograms the post‐infarction microenvironment by enabling stable ionic migration and electrical signal transmission within damaged myocardium. The patch rapidly adheres to cardiac tissue, enhances conduction velocity, suppresses excitation‐contraction decoupling, and promotes structural and functional cardiac repair in ...
Changyong Wang   +8 more
wiley   +1 more source

Targeted 2‐Deoxy‐D‐Ribose Delivery by Biomimetic Nanoplatform Activates EGFR for Accelerated Heart Valve Endothelialization

open access: yesAdvanced Science, EarlyView.
This study develops a biomimetic nanoplatform using erythrocyte membrane‐camouflaged, CD144 antibody‐functionalized nanoparticles to deliver 2‐deoxy‐D‐ribose (2dDR). This system promotes heart valve endothelialization by enhancing endothelial cell migration and proliferation via EGFR activation, while improving hemocompatibility.
Xiang Qiu   +11 more
wiley   +1 more source

Activation of the cellular mitogen-activated protein kinase pathways ERK, P38 and JNK during Toxoplasma gondii invasion

open access: yesParasite, 2003
Host cell invasion is essential for the pathogenicity of the obligate intracellular protozoan parasite Toxoplasma gondii. In the present study, we evaluated the ability of T.
Valère A.   +5 more
doaj   +1 more source

Synovial Fluid‐derived Micrococcus Luteus G18 Exacerbates Osteoarthritis Progression by Promoting Chondrocyte Degradation via TLR2/JNK/AP‐1 Signaling Pathway

open access: yesAdvanced Science, EarlyView.
Traditionally considered sterile, the articular cavity is now recognized to harbor microbial communities influencing osteoarthritis (OA). Integrating 16S rRNA sequencing and culturomics, Micrococcus luteus is enriched in advanced OA. Notably, M. luteus G18 exacerbates cartilage degeneration via TLR2/JNK/AP‐1‐mediated ECM disruption, revealing intra ...
Tingtao Chen   +6 more
wiley   +1 more source

Microcystin‐LR Triggers Renal Tubular Ferroptosis Through Epigenetic Repression of GPX4: Implications for Environmental Nephrotoxicity

open access: yesAdvanced Science, EarlyView.
MC‐LR stabilizes DNMT1/3a by blocking their ubiquitin‐mediated degradation, leading to Gpx4 promoter hypermethylation and E2F4/NCoR‐associated transcriptional repression, which drives renal tubular ferroptosis in mice. Pharmacological inhibition of DNA methylation (SGI‐1027) or ferroptosis (Fer‐1) disrupts this DNMT‐GPX4 axis, thereby alleviating MC‐LR‐
Shaoru Zhang   +12 more
wiley   +1 more source

JNK kinase regulates phosphorylation of HCoV-229E nucleocapsid protein

open access: yesnpj Viruses
Identifying common host factors essential for the replication cycles of human coronaviruses (HCoV) could help uncover potential therapeutic targets. Mitogen-activated protein kinases (MAPKs) regulate critical cellular signaling pathways.
Yannick Brüggemann   +12 more
doaj   +1 more source

PSMA redirects MAPK to PI3K-AKT signaling to promote prostate cancer progression

open access: yesMolecular & Cellular Oncology, 2017
Increased Prostate Specific Membrane Antigen expression promotes tumor progression in prostate epithelium by dysregulating the β1-integrin/type I insulin-like growth factor receptor axis, resulting in a shift in signaling from the less aggressive mitogen-
Leslie Ann Caromile, Linda H. Shapiro
doaj   +1 more source

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