Results 31 to 40 of about 774,201 (305)

Landmarks in insulin research

open access: yesFrontiers in Endocrinology, 2011
Ever since the discovery of insulin and its role in the regulation of glucose uptake and utilization, there has been great interest in insulin, its structure and the way in which it interacts with its receptor and effects signal transduction. As the 90th
Michael eLawrence, Michael eLawrence
doaj   +1 more source

The Insulin Receptor Mediates Insulin’s Early Plasma Clearance by Liver, Muscle, and Kidney

open access: yesBiomedicines, 2021
The role of the insulin receptor in mediating tissue-specific insulin clearance in vivo has not been reported. Using physiologic insulin doses, we measured the initial clearance rate (first 5 min) of intravenously injected ([125I]TyrA14)-insulin by ...
Rick I. Meijer, Eugene J. Barrett
doaj   +1 more source

Lipid raft microdomain compartmentalization of TC10 is required for insulin signaling and GLUT4 translocation. [PDF]

open access: yes, 2001
Recent studies indicate that insulin stimulation of glucose transporter (GLUT)4 translocation requires at least two distinct insulin receptor-mediated signals: one leading to the activation of phosphatidylinositol 3 (PI-3) kinase and the other to the ...
Chiang, SH   +7 more
core   +3 more sources

Leptin receptor in the chicken ovary: potential involvement in ovarian dysfunction of ad libitum-fed broiler breeder hens [PDF]

open access: yes, 2004
In hens, the ovarian follicles committed to ovulation are arranged in an ordered follicular hierarchy. In standard broiler breeders hens genetically selected for high growth rate the reproductive function is clearly dysfunctional.
Cassy, Sandrine   +5 more
core   +3 more sources

Insulin and Insulin Receptor Variants: Structural and Functional Insights into Insulin Resistance

open access: yesKorean Journal of Clinical Laboratory Science
Insulin resistance (IR), a defining pathological feature of type 2 diabetes mellitus, results from impaired signaling through the insulin receptor (INSR).
Hyun Ho SUNG   +2 more
doaj   +1 more source

Insulin receptor has tyrosine kinase activity toward Shc in rat liver

open access: yesBrazilian Journal of Medical and Biological Research, 1998
Insulin induces tyrosine phosphorylation of Shc in cell cultures and in insulin-sensitive tissues of the intact rat. However, the ability of insulin receptor (IR) tyrosine kinase to phosphorylate Shc has not been previously demonstrated.
E.V. Páez-Espinosa   +3 more
doaj   +1 more source

Deletion of Gpr27 in vivo reduces insulin mRNA but does not result in diabetes. [PDF]

open access: yes, 2020
Gpr27 is a highly conserved, orphan G protein coupled receptor (GPCR) previously implicated in pancreatic beta cell insulin transcription and glucose-stimulated insulin secretion in vitro. Here, we characterize a whole-body mouse knockout of Gpr27. Gpr27
Chopra, Deeksha G   +4 more
core  

Insulin inhibits cardiac contractility by inducing a Gi-biased β2-adrenergic signaling in hearts. [PDF]

open access: yes, 2014
Insulin and adrenergic stimulation are two divergent regulatory systems that may interact under certain pathophysiological circumstances. Here, we characterized a complex consisting of insulin receptor (IR) and β2-adrenergic receptor (β2AR) in the heart.
Abel, E Dale   +14 more
core   +2 more sources

High-fat diet induces protein kinase A and G-protein receptor kinase phosphorylation of β2 -adrenergic receptor and impairs cardiac adrenergic reserve in animal hearts. [PDF]

open access: yes, 2017
Key pointsPatients with diabetes show a blunted cardiac inotropic response to β-adrenergic stimulation despite normal cardiac contractile reserve. Acute insulin stimulation impairs β-adrenergically induced contractile function in isolated cardiomyocytes ...
Chiamvimonvat, Nipavan   +8 more
core   +2 more sources

Inhibition of D4 Dopamine Receptors on Insulin Receptor Expression and Effect in Renal Proximal Tubule Cells

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2016
BackgroundIon transport in the renal proximal tubule (RPT), which is increased in essential hypertension, is regulated by numerous hormones and humoral factors, including insulin and dopamine. Activation of dopamine receptor inhibits sodium reabsorption,
Ye Zhang   +7 more
doaj   +1 more source

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