Results 31 to 40 of about 40,110 (297)

Systemic perturbation of the ERK signaling pathway by the proteasome inhibitor, MG132. [PDF]

open access: yesPLoS ONE, 2012
Inhibition of the ubiquitin-proteasome protein degradation pathway has been identified as a viable strategy for anti-tumor therapy based on its broad effects on cell proliferation.
Murat Cirit, Kyle G Grant, Jason M Haugh
doaj   +1 more source

N6-Methyladenosine and Reader Protein YTHDF2 Enhance the Innate Immune Response by Mediating DUSP1 mRNA Degradation and Activating Mitogen-Activated Protein Kinases during Bacterial and Viral Infections

open access: yesmBio, 2023
Mitogen-activated protein kinases (MAPKs) play critical roles in the induction of numerous cytokines, chemokines, and inflammatory mediators that mobilize the immune system to counter pathogenic infections.
Jian Feng   +7 more
doaj   +1 more source

Central Roles and Regulatory Mechanisms of Dual-Specificity MAPK Phosphatases in Developmental and Stress Signaling

open access: yesFrontiers in Plant Science, 2018
Mitogen-Activated Protein Kinase (MAPK) cascades are conserved signaling modules that integrate multiple signaling pathways. One level of control on the activity of MAPKs is through their negative regulators, MAPK phosphatases (MKPs).
Lingyan Jiang   +8 more
doaj   +1 more source

Methylation of dual-specificity phosphatase 4 controls cell differentiation

open access: yesCell Reports, 2021
Summary: Mitogen-activated protein kinases (MAPKs) are inactivated by dual-specificity phosphatases (DUSPs), the activities of which are tightly regulated during cell differentiation. Using knockdown screening and single-cell transcriptional analysis, we
Hairui Su   +31 more
doaj   +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

SARS-CoV-2 Switches ‘on’ MAPK and NFκB Signaling via the Reduction of Nuclear DUSP1 and DUSP5 Expression

open access: yesFrontiers in Pharmacology, 2021
Mitogen-activated protein kinases (MAPK) and NF-kappaB (NF-κB) pathway regulate many cellular processes and are essential for immune cells function. Their activity is controlled by dual-specificity phosphatases (DUSPs).
Swati Goel   +16 more
doaj   +1 more source

Dexamethasone-Induced Expression of Endothelial Mitogen-Activated Protein Kinase Phosphatase-1 Involves Activation of the Transcription Factors Activator Protein-1 and 3',5'-Cyclic Adenosine 5'-Monophosphate Response Element-Binding Protein and the Generation of Reactive Oxygen Species [PDF]

open access: yes, 2008
We have recently identified the MAPK phosphatase (MKP)-1 as a novel mediator of the antiinflammatory properties of glucocorticoids (dexamethasone) in the human endothelium. However, nothing is as yet known about the signaling pathways responsible for the
Abraham   +36 more
core   +1 more source

Phosphatidylinositol (4,5)-bisphosphate turnover by INP51 regulates the cell wall integrity pathway in "Saccharomyces cerevisiae" [PDF]

open access: yes, 2004
Signal transduction pathways are important for the cell to transduce external or internal stimuli where second messengers play an important role as mediators of the stimuli. One important group of second messengers are the phosphoinositide family present
Makhtar, Mokhairi   +3 more
core   +2 more sources

Structural study reveals the temperature-dependent conformational flexibility of Tk-PTP, a protein tyrosine phosphatase from Thermococcus kodakaraensis KOD1. [PDF]

open access: yesPLoS ONE, 2018
Protein tyrosine phosphatases (PTPs) originating from eukaryotes or bacteria have been under intensive structural and biochemical investigation, whereas archaeal PTP proteins have not been investigated extensively; therefore, they are poorly understood ...
Hye-Yeoung Yun   +7 more
doaj   +1 more source

New insights into the anti-inflammatory mechanisms of glucocorticoids : an emerging role for glucocorticoid-receptor-mediated transactivation [PDF]

open access: yes, 2013
Glucocorticoids are anti-inflammatory drugs that are widely used for the treatment of numerous (autoimmune) inflammatory diseases. They exert their actions by binding to the glucocorticoid receptor (GR), a member of the nuclear receptor family of ...
Dejager, Lien   +3 more
core   +1 more source

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