an enzyme released into the blood by the kidney in response to stress. It reacts with a substrate from the liver to produce angiotensin, which causes constriction of blood vessels and thus an increase in blood pressure. Excessive production of renin results in the syndrome of renal hypertension.

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  • Renin — Bändermodell des Renin Dimers nach PDB  …   Deutsch Wikipedia

  • Renin — Renin, in der Niere gebildetes Enzym mit Hormonwirkung, das bei Abnahme der Nierendurchblutung oder niedrigem Natriumspiegel in den Tubulusepithelzellen ins Blut abgegeben wird und das Protein Angiotensinogen unter Mitwirkung eines weiteren… …   Deutsch wörterbuch der biologie

  • renin — 1894, from L. renes “kidneys” + in …   Etymology dictionary

  • renin — [rē′nin] n. [< L renes, kidneys + IN1] a proteolytic enzyme, formed in the kidneys, that helps produce angiotensin, which is a powerful pressor responsible for hypertension …   English World dictionary

  • Renin — Protbox Name=Renin Photo=Renin.png Caption=Molecular structure of renin HGNCid = 9958 Symbol = REN AltSymbols = Names=Angiotensinogenase Chromosome = 1 Arm = q Band = 32 LocusSupplementaryData = Gene= Gene type= Protein length=406 Molecular… …   Wikipedia

  • Renin — Re|nin [lat. ren = Niere; ↑ in (3)], das; s, e; Syn.: Angiotensinogenase: in der Niere gebildete Aspartat Proteinase vom MG 43 000, die Angiotensinogen zu ↑ Angiotensin I spaltet. Aus diesem setzt ↑ ACE Angiotensin II frei, das seinerseits u. a.… …   Universal-Lexikon

  • renin — A term originally used for a pressor substance obtained from rabbits kidneys, now an enzyme that converts angiotensinogen to angiotensin I. SYN: angiotensinogenase. * * * re·nin rē nənalso ren ən n a proteolytic enzyme of the blood that is… …   Medical dictionary

  • renin — /ree nin/, n. Biochem. a proteolytic enzyme secreted by the kidneys that is involved in the release of angiotensin. [1890 95; REN(I) + IN2] * * * ▪ enzyme       enzyme secreted by the kidney (and also, possibly, by the placenta) that breaks down… …   Universalium

  • renin — noun ˈriːnɨn An circulating enzyme released by mammalian kidneys that converts angiotensinogen to angiotensin I. Because its activity ultimately leads to formation of angiotensin II and aldosterone, this hormone plays a role in maintaining blood… …   Wiktionary

  • renin — reninas statusas T sritis chemija apibrėžtis Endopeptidazė. atitikmenys: angl. renin rus. ренин …   Chemijos terminų aiškinamasis žodynas

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