juxtaglomerular cell

juxtaglomerular cell
juxtaglomerular cell n any of a group of cells that are situated in the wall of each afferent arteriole of a kidney glomerulus near its point of entry adjacent to a macula densa and that produce and secrete renin

Medical dictionary. 2011.

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  • Juxtaglomerular cell — In the kidney, the juxtaglomerular cells (JG cells, also known as granular cells) are cells that synthesize, store, and secrete the enzyme renin. They are specialized smooth muscle cells in the wall of the afferent arteriole that delivers blood… …   Wikipedia

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