AGRP


Also found in: Medical.
AcronymDefinition
AGRPAgouti-Related Protein
AGRPAcid Gas Removal Plant
AGRPAcademic Geriatric Resource Program (California)
References in periodicals archive ?
If there is a drop in leptin levels in the blood, the ARN is stimulated to release orexigenic NPY, agouti-related peptide (AgrP), and GABA along with an inhibition of anorexigenic [alpha]-MSH (Kalra et al.
Indeed, we found that the abundance of AgRP gene transcripts was down-regulated by 32%, whereas orexin A, MCH (melanocortin hormone), and TRH (thyroid-releasing hormone) mRNAs were upregulated by 40%, 25%, and 22%, respectively, in the hypothalamus of HP animals (Figure 4F).
Meanwhile, AgRP or Agouti-related peptide neurons stimulate feeding and suppress energy usage.
AgRP/NPY-producing neurons form the orexigenic arm of the ARC-PVN hypothalamic neurocircuitry; i.e., they send signals of energy deficit onwards through AgRP, NPY, and GABA release to increase food seeking and eating (33).
The team used a genetic trick to switch the AGRP neurons 'on' and 'off' in mice so that they could rapidly and reversibly manipulate the neurons' activity.
Within the ARC, there are two types of neuropeptides: orexigenic neuropeptides: neuropeptide Y (NPY) and agouti-related protein (AgRP); and anorectic neuropeptides: pro-opiomelanocortin (POMC) and cocaine- and amphetamine-regulated tran-script (CART); the balance between NPY/AgRP and POMC/CART expressions can inhibit food intake and stimulate energy expenditure (Friedman and Halaas, 1998).
"These data suggest that alcohol-induced overeating is an evolutionarily conserved biological phenomenon occurring across mammals, irrespective of aesthetic beliefs and social conditioning," (http://www.nature.com/articles/ncomms14014) the study , titled "Agrp neuron activity is required for alcohol-induced overeating" and published in Nature Communications, said.
The specific PCR primers were G6Pase: sense 57-GTGTTGACATCGGCCC-3', antisense 5'-AACTGAAGCCGGTTAG-3'; PEPCK: sense 5' -CGCAAGCTGAAGAAATATGACAA3', antisense 5,-TCGATCCTGGCCACATCTC-3i; hepatocyte nuclear factor-4[alpha] (HNF-4[alpha]): sense 57-CCAACCtCaATTCATCCAACA-37, antisense 57-CCCGGTCCGCCACAGAT-3'; SHP: sense 5'-AGGAACCTGCCGTTCCTTCTG3, antisense 5,-TGGCTTCCTCTAGCAGGATC-3i; Sirt1: sense 5,-TTGGTGGTACAAACAGGTATTGA-3i, antisense 5'-CAGTGAGAAAATGCTGGCCTA-3'; AgRP: sense 5'TGCTACTGCCGCTTCTTCAA-3', antisense 5'-CTTTGCCCAAACAACATCCA-3'; POMC: sense 5 -GAGGCCACTGAACATCTTTGTC-3', antisense 5'-GCAGAGGCAAACAAGATTGG; MC4R: sense 5'-TGCTGGTGAGCGTTTCGA-37, antisense 5,-GGCATCCGTATCCGTACT-3i; and cyclophilin: sense 5,-TGGAGAGCACCAAGACAGACA-3i, antisense 5,-TGCCGGAGTCGACAATGAT-3i.
"We've found that if appetite-promoting AgRP neurons are chronically suppressed, leading to decreased appetite and a leaner body weight, T cells are more likely to promote inflammation-like processes enabling autoimmune responses that could lead to diseases like multiple sclerosis," lead author Tamas Horvath, the Jean and David W.
Construction of new export transit pipelines Tender no: RFP-2172 Description: The scope of work includes construction of new export transit pipelines from new BS-171 to AGRP at Mina Al Ahmadi.
On the basis of the kind of effect, internal factors are divided into two major series of signals; orexigenic signals, such as neuropeptide Y (NPY), agouti gene-related peptide (AgRP), ghrelin and orexin, that stimulate appetite, while anorexigenic signals, such as insulin, leptin, Pro-opiomelanocortin, inhibit appetite and consequently the resultant interaction determines appetite (Schwartz et al., 2000; Gerozissis, 2004; Broberger, 2005).
Then, the same derived position of the direct object has to be correlated with different stress patterns, the prosodic shift depending somehow on the lower (VP) or higher (AgrP) attachment of the adverb and the definiteness of the case-checked element.