Results 101 to 110 of about 16,230 (221)

Transcriptional and posttranscriptional regulation of human androgen receptor expression by androgen. [PDF]

open access: yes, 1993
Autoregulation is a control mechanism common to several proteins of the steroid/thyroid hormone receptor superfamily. In this work the effect of androgens and antiandrogens on the expression of the human androgen receptor (hAR) in prostate and breast ...
Blasschke, Dorothea   +4 more
core   +1 more source

Information Transfer in Gonadotropin-Releasing Hormone (GnRH) Signaling:Extracellular Signal-Regulated Kinase (ERK)-Mediated Feedback Loops Control Hormone Sensing [PDF]

open access: yes, 2015
Cell signaling pathways are noisy communication channels, and statistical measures derived from information theory can be used to quantify the information they transfer.
Bowsher, Clive   +8 more
core   +3 more sources

Endocrinology and the brain: Corticotropin-Releasing Hormone signaling [PDF]

open access: yes, 2017
Corticotropin-releasing hormone (CRH) is a key player of basal and stress activated responses in the hypothalamic-pituitary-adrenal axis (HPA) and in extrahypothalamic circuits, where it functions as a neuromodulator to orchestrate humoral and behavioral
Armando, Natalia Giannina   +3 more
core   +2 more sources

Conformational variability of the glycine receptor M2 domain in response to activation by different agonists [PDF]

open access: yes, 2007
Models describing the structural changes mediating cys-loop receptor activation generally give little attention to the possibility that different agonists may promote activation via distinct M2 pore-lining domain structural rearrangements.
Akabas   +30 more
core   +3 more sources

Homologous desensitization of thrombin-induced phosphoinositide breakdown in hamster lung fibroblasts.

open access: yesJournal of Biological Chemistry, 1988
Activation of phosphoinositide breakdown is thought to be an important signaling pathway involved in the mitogenic effects of alpha-thrombin in Chinese hamster lung fibroblasts. We have previously shown that the initial strong stimulation of inositol phosphate formation induced by thrombin in quiescent hamster cells (CCL39 line) is rapidly attenuated ...
S, Paris, I, Magnaldo, J, Pouysségur
openaire   +2 more sources

Phosphorylation/dephosphorylation of the beta-adrenergic receptor regulates its functional coupling to adenylate cyclase and subcellular distribution. [PDF]

open access: yes, 1986
Prolonged exposure of cells or tissues to drugs or hormones such as catecholamines leads to a state of refractoriness to further stimulation by that agent, known as homologous desensitization.
Benovic, JL   +4 more
core  

Tumor-associated EGFR over-expression specifically activates Stat3 and Smad7 resulting in desensitization of TGF-β signaling [PDF]

open access: yes, 2008
Transforming Growth Factor-[beta] (TGF-[beta]) and Epidermal Growth Factor (EGF) signaling pathways are both independently implicated as key regulators in tumor formation and progression.
Bo Wang   +3 more
core   +1 more source

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