Results 41 to 50 of about 93,938 (325)

Different forms of ghrelin exhibit distinct biological roles in tilapia

open access: yesFrontiers in Endocrinology, 2013
Ghrelin has been identified in all vertebrate classes, including sharks. Each species possesses multiple forms of ghrelin that vary in peptide length and acyl modifications (e.g.
Larry eRiley
doaj   +1 more source

Ghrelin cell–expressed insulin receptors mediate meal- and obesity-induced declines in plasma ghrelin

open access: yesJCI Insight, 2021
Mechanisms underlying postprandial and obesity-associated plasma ghrelin reductions are incompletely understood. Here, using ghrelin cell–selective insulin receptor–KO (GhIRKO) mice, we tested the impact of insulin, acting via ghrelin cell–expressed ...
Kripa Shankar   +9 more
doaj   +1 more source

Ghrelin and Growth [PDF]

open access: yes, 2017
Ghrelin is a pleiotropic hormone, whose effect on growth hormone secretion, through the growth hormone secretagogue (GHS) receptor, is one of its many actions. Relationships between GHS receptor gene variants and human height, both in healthy individuals and in patients with growth disorders have been identified.
Perchard, Reena, Clayton, Peter
openaire   +4 more sources

Metabolic Syndrome is Associated with Lower Plasma Levels of Desacyl Ghrelin and Total Ghrelin in Asymptomatic Middle-aged Korean Men

open access: yesJournal of Obesity & Metabolic Syndrome, 2017
Background : Desacyl ghrelin is acylated by ghrelin O-acyltransferase (GOAT) and converted to acyl ghrelin. To date, little is known about the relationship among the levels of these two forms of ghrelin, GOAT level, and insulin resistance in Asian ...
Young Hye Cho   +11 more
doaj   +1 more source

Ghrelin, CCK, GLP-1, and PYY(3-36): Secretory Controls and Physiological Roles in Eating and Glycemia in Health, Obesity, and After RYGB.

open access: yesPhysiological Reviews, 2017
The efficacy of Roux-en-Y gastric-bypass (RYGB) and other bariatric surgeries in the management of obesity and type 2 diabetes mellitus and novel developments in gastrointestinal (GI) endocrinology have renewed interest in the roles of GI hormones in the
R. Steinert   +5 more
semanticscholar   +1 more source

Ghrelin and ghrelin receptor modulation of psychostimulant action [PDF]

open access: yesFrontiers in Neuroscience, 2013
Ghrelin (GHR) is an orexigenic gut peptide that modulates multiple homeostatic functions including gastric emptying, anxiety, stress, memory, feeding, and reinforcement. GHR is known to bind and activate growth-hormone secretagogue receptors (termed GHR-Rs).
P. Shane Clifford   +2 more
openaire   +3 more sources

Cardioprotective effect of ghrelin in cardiopulmonary bypass involves a reduction in inflammatory response. [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: Ghrelin has been reported to protect the cardiovascular system; however, the cardioprotective effect of ghrelin against cardiopulmonary bypass (CPB) induced myocardial injury are unclear. In this study, the protective effect of ghrelin on CPB
Yukun Cao   +6 more
doaj   +1 more source

Structure and Physiological Actions of Ghrelin

open access: yesScientifica, 2013
Ghrelin is a gastric peptide hormone, discovered as being the endogenous ligand of growth hormone secretagogue receptor. Ghrelin is a 28 amino acid peptide presenting a unique n-octanoylation modification on its serine in position 3, catalyzed by ghrelin
Christine Delporte
doaj   +1 more source

Altered ghrelin secretion in mice in response to diet-induced obesity and Roux-en-Y gastric bypass

open access: yesMolecular Metabolism, 2014
The current study examined potential mechanisms for altered circulating ghrelin levels observed in diet-induced obesity (DIO) and following weight loss resulting from Roux-en-Y gastric bypass (RYGB).
Aki Uchida   +5 more
doaj   +1 more source

Ablation of ghrelin O-acyltransferase does not improve glucose intolerance or body adiposity in mice on a leptin-deficient ob/ob background. [PDF]

open access: yesPLoS ONE, 2013
Type 2 Diabetes is a global health burden and based on current estimates will become an even larger problem in the future. Developing new strategies to prevent and treat diabetes is a scientific challenge of high priority. The stomach hormone ghrelin has
Henriette Kirchner   +5 more
doaj   +1 more source

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