Renin.
by function is enzyme ... by structure is hormone
renin
Renin is synthesized in the juxtaglomerular cells of the Kidney. Renin acts on the liver to synthesize Angiotensin I
renin activates angiotensin in the blood
Renin is a protein released by cells in your kidneys when you have low sodium levels. Renin increases the amount of angiotensinogenase increasing blood pressure and renin inhibitors are used to prevent increased blood pressure that can lead to a number of problems.
The renin stimulation test is performed to help diagnose and distinguish the two forms of hyperaldosteronism.
Hypertension (high blood pressure) occurs in cases of excess renin.
renin
Heart & brain functions effects blood pressure.
Renin - hormone secreted by the kidney; it raises blood pressure by influencing vasoconstriction (narrowing of blood vessels) From: DAVI-ELLEN CHABNER THE LANGUAGE OF MEDICINE
Plasma renin activity (PRA), also called plasma renin assay, may be used to screen for high blood pressure (hypertension ) of kidney origin, and may help plan treatment of essential hypertension
No. Renin causes the blood pressure to rise. By low blood pressure the body releases Renin from the kidneys. Renin cleaves an inactive peptide, called Angiotensinogen, converting it to Angiotensin I. Angiotensin I is then converted to Angiotensin II by ACE (Angiotensin-Converting-Enzyme). Angiotensin II causes vasoconstriction and thus an increase in blood pressure.