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a. yuxtaglomerular, junto a un glomérulo.
References in periodicals archive ?
1) ET-1 has a positive inotropic effect on heart contractility, it modulates vascular remodeling, it inhibits the release of renin from the juxtaglomerular apparatus of the kidneys, and it increases the release of atrial natriuretic peptide (ANP).
Lipofuscin-like granules in vascular smooth muscle and juxtaglomerular cells of human kidneys.
The decreased renal perfusion then results in stimulation of the juxtaglomerular (J-G) cells which lie close to the glomerulus triggering the renin-angiotensin response.
Renal sympathetic nerves innervate the tubules, the vessels, and the juxtaglomerular granular cells of the kidney (1).
The convoluted tubules coil like spaghetti, so that the distal convoluted tubule can have its cells against the afferent arteriole of the glomerulus, allowing for the juxtaglomerular apparatus to form.
More rare entities include fibroma, leiomyoma, extramedullary hemato poiesis, hemangioma, and juxtaglomerular cell tumors; however, there are no definitive imaging features of these entities that would obviate pathologic diagnosis.
Renin is an enzyme that is produced by the juxtaglomerular apparatus of the kidney in response to low sodium flow in the distal convoluted tubule and causes the cleaving of endogenous angiotensinogen to angiotensin I.
In humans, infusion PTH increased plasma renin activity without a change in serum ionized calcium, which suggested a direct effect of PTH on the juxtaglomerular apparatus.
And mechanistic links exist: Active vitamin D suppresses renin expression in the juxtaglomerular apparatus, and vitamin D also inhibits the growth of vascular smooth muscle cells.
These results suggest that the beneficial effects of Panamanian plant extracts on the cardiovascular system do not involve effects on the [beta]1 receptors which are located in the heart and control its contractile force and rate, or the juxtaglomerular cells of the kidney which control the release of renin which activates the renin-angiotensin system.
Increased juxtaglomerular renin staining was present in the uric acid model (Mazzali et al.
r] ~40 000) is released in an active form from the renal juxtaglomerular cells in response to physiologic factors, including sodium depletion, decreased blood volume and blood pressure, and [beta]-adrenergic stimulation (1).