Definify.com
Definition 2024
Renin
renin
renin
English
Noun
renin (countable and uncountable, plural renins)
- (biochemistry) A 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 pressure.