Results 61 to 70 of about 2,497,817 (373)

MTOR cross-talk in cancer and potential for combination therapy [PDF]

open access: yes, 2018
The mammalian Target of Rapamycin (mTOR) pathway plays an essential role in sensing and integrating a variety of exogenous cues to regulate cellular growth and metabolism, in both physiological and pathological conditions.
Bazzichetto, C.   +7 more
core   +3 more sources

Pituitary adenylate cyclase-activating polypeptide type 1 receptor signaling evokes long-lasting nociceptive behaviors through the activation of spinal astrocytes in mice

open access: yesJournal of Pharmacological Sciences, 2016
Intrathecal (i.t.) administration of pituitary adenylate cyclase-activating polypeptide (PACAP) induces long-lasting nociceptive behaviors for more than 60 min in mice, while the involvement of PACAP type1 receptor (PAC1-R) has not been clarified yet ...
Tetsuya Ohnou   +8 more
doaj   +1 more source

A Single Amino Acid Dictates Protein Kinase R Susceptibility to Unrelated Viral Antagonists. [PDF]

open access: yesPLoS Pathogens, 2016
During millions of years of coevolution with their hosts, cytomegaloviruses (CMVs) have succeeded in adapting to overcome host-specific immune defenses, including the protein kinase R (PKR) pathway.
Kathryn S Carpentier   +3 more
doaj   +1 more source

Phosphorylation and Activation of Heart 6-Phosphofructo-2-kinase by Protein Kinase B and Other Protein Kinases of the Insulin Signaling Cascades*

open access: yesJournal of Biological Chemistry, 1997
To understand the insulin-induced activation of 6-phosphofructo-2-kinase (PFK-2) of the bifunctional enzyme PFK-2/fructose-2,6-bisphosphatase in heart, the effect of phosphorylation by protein kinases of the insulin signaling pathways on PFK-2 activity ...
J. Deprez   +4 more
semanticscholar   +1 more source

Ebola virus VP35 induces high-level production of recombinant TPL-2–ABIN-2–NF-κB1 p105 complex in co-transfected HEK-293 cells [PDF]

open access: yes, 2013
Activation of PKR (double-stranded-RNA-dependent protein kinase) by DNA plasmids decreases translation, and limits the amount of recombinant protein produced by transiently transfected HEK (human embryonic kidney)-293 cells.
Apostolaki   +47 more
core   +1 more source

The C Terminus of Ku80 activates the DNA-dependent protein kinase catalytic subunit [PDF]

open access: yes, 1999
Ku is a heterodimeric protein with double-stranded DNA end-binding activity that operates in the process of nonhomologous end joining. Ku is thought to target the DNA-dependent protein kinase (DNA-PK) complex to the DNA and, when DNA bound, can interact ...
Jeggo, P A   +4 more
core   +2 more sources

Analysis of Monomeric and Dimeric Phosphorylated Forms of Protein Kinase R [PDF]

open access: yesBiochemistry, 2010
PKR (protein kinase R) is induced by interferon and is a key component of the innate immunity antiviral pathway. Upon binding double-stranded RNA (dsRNA) or dimerization in the absence of dsRNA, PKR undergoes autophosphorylation at multiple serines and threonines that activate the kinase.
Eric, Anderson   +5 more
openaire   +2 more sources

Signaling pathways for transduction of the initial message of the glycocode into cellular responses [PDF]

open access: yes, 1998
The sugar units of glycan structures store information and establish an alphabet of life. The language of the oligosaccharide coding units is deciphered by receptors such as lectins and the decoded message can be transduced by multiple signaling pathways.
Gabius, Hans-Joachim, Villalobo, A.
core   +2 more sources

HUNK Phosphorylates Rubicon to Support Autophagy [PDF]

open access: yes, 2019
Background: Autophagy is a catabolic cellular recycling pathway that is essential for maintaining intracellular homeostasis. Autophagosome formation is achieved via the coordination of the Beclin-1 protein complex.
Abt, Melissa   +5 more
core   +1 more source

Protein kinase R reveals an evolutionary model for defeating viral mimicry [PDF]

open access: yesNature, 2008
Distinguishing self from non-self is a fundamental biological challenge. Many pathogens exploit the challenge of self discrimination by employing mimicry to subvert key cellular processes including the cell cycle, apoptosis and cytoskeletal dynamics. Other mimics interfere with immunity.
Elde, Nels C.   +3 more
openaire   +2 more sources

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