arcuate nucleus


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Related to arcuate nucleus: Preoptic nucleus, paraventricular nucleus

arcuate nucleus

n.
Any of various specialized groups of nerve cells in the medulla oblongata, thalamus, or hypothalamus of the brain.
References in periodicals archive ?
Quantifications of the proportion of GFP cells coexpressing either AR or ER[alpha] were performed on two sections sampled at two levels of the RP3V (plates 30 and 31-32) and from 12 equidistant (120 [micro]m) hemisections encompassing the whole rostrocaudal extent of the arcuate nucleus (plates 41 and 53).
Neuropeptide Y (NPY) neurons in the arcuate nucleus (ARC) contain the leptin receptor, which are responsive to changes in nutritional status (Baskin et al.
Regulation of gonadotropin-releasing hormone secretion by kisspeptin/dynorphin/neurokinin B neurons in the arcuate nucleus of the mouse.
Neurons destined for the arcuate nucleus then differentiate into these so-called appetite neurons and satiety neurons.
Immunocytochemical observation of ghrelin-containing neurons in the rat arcuate nucleus.
Leptin, as another anorexigenic peptide block the ghrelin activity as well as stimulating of proopiomelanocortin producing neurons in the arcuate nucleus of hypothalamus.
Kayes, "Acute effect of oral and subcutaneous administration of monosodium glutamate on the arcuate nucleus of the hypothalamus in mice and rats," Nature, vol.
Ghrelin is known to create hunger signals by interacting with the arcuate nucleus in the part of the brain called the hypothalamus, which then sends out signaling neuropeptides that help the body sense and respond to energy needs.