Results 91 to 100 of about 133,554 (285)

The adverse impact on liver transplantation of using positive cytotoxic crossmatch donors [PDF]

open access: yes, 1992
Because of the liver graft's ability to resist cytotoxic antibody-mediated rejection, it has become dogma that the conventional transplant crossmatch used to avoid hyperacute rejection of other organs is irrelevant to the liver.
Abu-Elmagd, K   +11 more
core   +1 more source

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Ectopic Expression of an Arabidopsis Calmodulin-Like Domain Protein Kinase-Enhanced NADPH Oxidase Activity and Oxidative Burst in Tomato Protoplasts

open access: yesMolecular Plant-Microbe Interactions, 2001
Among plant defense responses to pathogen attack, the release of active oxygen species (AOS), termed the oxidative burst, may affect the attacking pathogen and the host plant cells at the infection site, thereby limiting the spread of the pathogen ...
Tim Xing   +3 more
doaj   +1 more source

Phosphatase-dependent regulation of epithelial mitogen-activated protein kinase responses to toxin-induced membrane pores. [PDF]

open access: yesPLoS ONE, 2009
Diverse bacterial species produce pore-forming toxins (PFT) that can puncture eukaryotic cell membranes. Host cells respond to sublytic concentrations of PFT through conserved intracellular signaling pathways, including activation of mitogen-activated ...
Jorge L Aguilar   +6 more
doaj   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

Regulation of reactive oxygen species during plant immunity through phosphorylation and ubiquitination of RBOHD. [PDF]

open access: yes, 2020
Production of reactive oxygen species (ROS) is critical for successful activation of immune responses against pathogen infection. The plant NADPH oxidase RBOHD is a primary player in ROS production during innate immunity. However, how RBOHD is negatively
Castro, Bardo   +8 more
core   +1 more source

Diverse physiological functions for dual-specificity MAP kinase phosphatases [PDF]

open access: yes, 2006
A structurally distinct subfamily of ten dual-specificity (Thr/Tyr) protein phosphatases is responsible for the regulated dephosphorylation and inactivation of mitogen-activated protein kinase (MAPK) family members in mammals.
Dickinson, Robin J, Keyse, Stephen M
core   +4 more sources

Transcriptional regulation of dual‐specificity phosphatase 4 (Dusp4) by muscle‐specific RING finger 1 (MuRF1) (LB822)

open access: yesThe FASEB Journal, 2014
Skeletal muscle wasting is a consequence of numerous physiological conditions, including denervation, corticosteroid treatment, and aging. The E3 ubiquitin ligase, MuRF1, is induced under most atrophy conditions and is believed to play a key role in protein degradation in atrophying muscle.
Ashley Haddock, David Waddell
openaire   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Dual-Specificity Phosphatases in Neuroblastoma Cell Growth and Differentiation [PDF]

open access: yes, 2019
Dual-specificity phosphatases (DUSPs) are important regulators of neuronal cell growth and differentiation by targeting proteins essential to neuronal survival in signaling pathways, among which the MAP kinases (MAPKs) stand out.
Aurtenetxe, Olaia   +5 more
core   +2 more sources

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