All of the following are mediators of acute inflammation except is -: (A) Angiotensin, (B) Prostaglandin E2, (C) Kallikrein, (D) C 3a
Answer is A. Basic Pathology, Robbins. Page no.: 45 Angiotensin is a peptide hormone that causes vasoconstriction and an increase in blood pressure. It is pa of the renin-angiotensin system, which regulates blood pressure. Angiotensin also stimulates the release of aldosterone from the adrenal coex to promote sodium retention by the kidneys.