Results 31 to 40 of about 234,908 (267)

Mitogen-Activated Protein Kinase Phosphatase-1 Is Required for Cisplatin Resistance [PDF]

open access: yesCancer Research, 2006
Abstract Mitogen-activated protein kinase (MAPK) phosphatase (MKP)-1 is a member of the MKP family that negatively regulates MAPK signaling. MKP-1 has been implicated in cell survival in response to stressful stimuli, including anticancer treatment, but its role in cisplatin resistance is not fully understood.
Zhaoqing, Wang   +4 more
openaire   +2 more sources

Manganese modulation of MAPK pathways: effects on upstream mitogen activated protein kinase kinases and mitogen activated kinase phosphatase‐1 in microglial cells [PDF]

open access: yesJournal of Applied Toxicology, 2010
AbstractMultiple studies demonstrate that manganese (Mn) exposure potentiates inflammatory mediator output from activated glia; this increased output is associated with enhanced mitogen activated protein kinase (MAPK: p38, ERK and JNK) activity. We hypothesized that Mn activates MAPK by activating the kinases upstream of MAPK, i.e. MKK‐3/6, MKK‐1/2 and
Patrick L, Crittenden   +1 more
openaire   +2 more sources

A novel anti-mycobacterial function of mitogen-activated protein kinase phosphatase-1

open access: yesBMC Immunology, 2009
Background Mycobacterium tuberculosis (MTB) is a major cause of morbidity and mortality in the world. To combat against this pathogen, immune cells release cytokines including tumor necrosis factor-α (TNF-α), which is pivotal in the development of ...
Lau Allan SY   +3 more
doaj   +1 more source

Mitogen-Activated Protein Kinase Kinase 1 (MKK1) Is Negatively Regulated by Threonine Phosphorylation [PDF]

open access: yesMolecular and Cellular Biology, 1994
Mitogen-activated protein kinase kinase 1 (MKK1), a dual-specificity tyrosine/threonine protein kinase, has been shown to be phosphorylated and activated by the raf oncogene product as part of the mitogen-activated protein kinase cascade. Here we report the phosphorylation and inactivation of MKK1 by phosphorylation on threonine 286 and threonine 292 ...
A J, Rossomando   +3 more
openaire   +3 more sources

Novel Molecular Basis for Synapse Formation: Small Non-coding Vault RNA Functions as a Riboregulator of MEK1 to Modulate Synaptogenesis

open access: yesFrontiers in Molecular Neuroscience, 2021
Small non-coding vault RNAs (vtRNAs) have been described as a component of the vault complex, a hollow-and-barrel-shaped ribonucleoprotein complex found in most eukaryotes.
Shuji Wakatsuki, Toshiyuki Araki
doaj   +1 more source

Mitogen-activated Protein Kinase Phosphorylates and Regulates the HIV-1 Vif Protein [PDF]

open access: yesJournal of Biological Chemistry, 1998
The human immunodeficiency virus type 1 (HIV-1) Vif protein plays a critical role in virus replication and infectivity. Here we show that Vif is phosphorylated and regulated by p44/42 mitogen-activated protein kinase (MAPK). Vif phosphorylation by MAPK was demonstrated in vitro as well as in vivo and was shown to occur on serine and threonine residues.
X, Yang, D, Gabuzda
openaire   +2 more sources

MAPKAPK2 plays a crucial role in the progression of head and neck squamous cell carcinoma by regulating transcript stability

open access: yesJournal of Experimental & Clinical Cancer Research, 2019
Background Head and neck squamous-cell carcinoma (HNSCC) ranks sixth among cancers worldwide. Though several molecular mechanisms of tumor initiation and progression of HNSCC are known, others remain unclear.
Sourabh Soni   +4 more
doaj   +1 more source

Research on the Mechanism of HRP Relieving IPEC-J2 Cells Immunological Stress Based on Transcriptome Sequencing Analysis

open access: yesFrontiers in Nutrition, 2022
Early weaning increased the economic benefits of piglets. However, early weaning damages the intestinal barrier of piglets and causes immunological stress.
Muyang Li   +4 more
doaj   +1 more source

Negative Regulation of Protein Translation by Mitogen-Activated Protein Kinase-Interacting Kinases 1 and 2 [PDF]

open access: yesMolecular and Cellular Biology, 2001
Eukaryotic initiation factor 4E (eIF4E) is a key component of the translational machinery and an important modulator of cell growth and proliferation. The activity of eIF4E is thought to be regulated by interaction with inhibitory binding proteins (4E-BPs) and phosphorylation by mitogen-activated protein (MAP) kinase-interacting kinase (MNK) on Ser209 ...
U, Knauf, C, Tschopp, H, Gram
openaire   +2 more sources

Big Mitogen-Activated Protein Kinase 1 Protects Cultured Rat Aortic Smooth Muscle Cells From Oxidative Damage

open access: yesJournal of Pharmacological Sciences, 2011
.: Oxidative stress is considered a major mediator of arteriosclerosis. In vascular smooth muscle cells, oxidative stress–induced cell death (including apoptosis) is probably related to arterial calcification in arteriosclerosis.
Jing Zhao   +5 more
doaj   +1 more source

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