Results 41 to 50 of about 339,684 (208)

Association between a rare SNP in the second intron of human Agouti related protein gene and increased BMI

open access: yesBMC Medical Genetics, 2009
Background The agouti related protein (AGRP) is an endogenous antagonist of the melanocortin 4 receptor and is one of the most potent orexigenic factors.
Ignatovica Vita   +5 more
doaj   +1 more source

Novel Agouti-Related-Protein-Based Melanocortin-1 Receptor Antagonist

open access: yes, 2016
The melanocortin receptors are G-protein coupled receptors (GPCRs) that activate the cAMP signal transduction pathway and are stimulated by the melanocortin agonist α-melanocyte stimulating hormone (α-MSH).
Jerry Ryan Holder (2401027)   +5 more
core   +1 more source

Neuroendocrine and Molecular Interactions in Eating Disorders [PDF]

open access: yesPsikiyatride Güncel Yaklaşımlar, 2014
There are three basic pillars for the development of eating disorders: genetic predisposition, neuro-endocrine-molecular changes in the brain and metabolic response to it.
Selma Bozkurt Zincir
doaj   +1 more source

Plasma Levels of Agouti-Related Protein Are Increased in Obese Men [PDF]

open access: yesThe Journal of Clinical Endocrinology & Metabolism, 2001
To investigate the relationship between peripheral blood levels of agouti-related protein (AGRP) and various parameters of obesity, we measured the plasma level of AGRP in 15 obese and 15 nonobese men and evaluated its relationship with body mass index (BMI), body fat weight, and visceral, sc, and total fat areas measured by computed tomography ...
A, Katsuki   +10 more
openaire   +2 more sources

Agouti signal protein regulation in human melanoma cells

open access: yes, 2003
Production of the pigment eumelanin is controlled by alpha-melanocyte stimulating hormone (alpha-MSH) stimulation of melanocortin 1 receptor (Mc1r), whereas production of pheomelanin results from agouti antagonism of alpha-MSH signalling through Mc1r ...
Kelly, Greg   +2 more
core   +1 more source

Transcriptional Regulation of Agouti-Related Protein (Agrp) in Transgenic Mice [PDF]

open access: yesEndocrinology, 2004
AbstractAgouti-related protein (Agrp) encodes a hypothalamic neuropeptide that promotes positive energy balance by stimulating food intake and reducing energy expenditure. Agrp expression in the brain is restricted to neurons within the arcuate nucleus of the hypothalamus, and expression levels are elevated as a consequence of food deprivation.
Christopher B, Kaelin   +3 more
openaire   +2 more sources

Syncing Health Timing: Exploring the Interplay of Circadian Rhythms, Obesity, and Cardiovascular Diseases

open access: yesFood Safety and Health, EarlyView.
Circadian rhythm disruption impairs metabolic regulation, appetite control, and vascular function, promoting obesity and cardiovascular diseases. Evidence highlights a bidirectional relationship where metabolic disorders further disturb circadian timing.
Ghizal Fatima   +4 more
wiley   +1 more source

Facing the Challenges of Neuropeptide Gene Knockouts: Why Do They Not Inhibit Reproduction in Adult Teleost Fish?

open access: yesFrontiers in Neuroscience, 2018
Genetic manipulation of teleost endocrine systems started with transgenic overexpression of pituitary growth hormone. Such strategies enhance growth and reduce fertility, but the fish still breed.
Vance L. Trudeau
doaj   +1 more source

The role of agouti-related protein in regulating body weight

open access: yesMolecular Medicine Today, 1999
Defects in signaling by leptin, a hormone produced primarily by adipose tissue that informs the brain of the body's energy reserves, result in obesity in mice and humans. However, the majority of obese humans do not have abnormalities in leptin or its receptor but instead exhibit leptin resistance that could result from defects in downstream mediators ...
B D, Wilson, M M, Ollmann, G S, Barsh
openaire   +2 more sources

Monogenic and syndromic obesity in children: Clinical recognition, genetics, and precision management

open access: yesPediatric Investigation, EarlyView.
Monogenic and syndromic obesity in children often arises from defects in the leptin–melanocortin pathway. Understanding these rare genetic causes not only clarifies mechanisms of appetite regulation but also enables precision therapies, offering hope beyond lifestyle interventions.
Hadel Khalil   +2 more
wiley   +1 more source

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