angiotensin precursor
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Angiotensin — causes blood vessels to constrict, and drives blood pressure up. It is part of the renin angiotensin system, which is a major target for drugs that lower blood pressure. Angiotensin also creates aldosterone, which causes the tubules of the… … Wikipedia
angiotensin I — A decapeptide of slightly variable sequence, depending on the animal source, formed from the tetradecapeptide angiotensinogen by the removal of four amino acid residues, a reaction catalyzed by renin; a peptidase cleaves off a dipeptide… … Medical dictionary
Angiotensin — A family of peptides (smaller than proteins) that act as vasoconstrictors to narrow blood vessels. * * * A family of peptides of known and similar sequence, with vasoconstrictive activity, produced by enzymatic action of renin upon… … Medical dictionary
angiotensin I — noun a physiologically inactive form of angiotensin that is the precursor to angiotensin II • Hypernyms: ↑angiotensin, ↑angiotonin, ↑Hypertensin … Useful english dictionary
angiotensin — A substance formed in tissues or blood vessels when there needs to be local or even massive vasoconstriction. The primary precursor is renin, made by the kidneys, and elevated when the blood seems dehydrated or low in volume; the next… … Herbal-medical glossary
angiotensinogen — The substrate for renin whereupon through enzymatic action angiotensin I is liberated; an abundant α2 globulin that circulates in the blood plasma. SYN: angiotensin precursor. * * * an·gio·ten·sin·o·gen ten(t) sin ə jən n … Medical dictionary
endocrine system, human — ▪ anatomy Introduction group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… … Universalium
drug — drug1 /drug/, n., v., drugged, drugging. n. 1. Pharm. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well being. 2. (in federal law) a. any substance… … Universalium
Drug — /droog/, n. Zoroastrianism. the cosmic principle of disorder and falsehood. Cf. Asha. [ < Avestan drauga] * * * I Any chemical agent that affects the function of living things. Some, including antibiotics, stimulants, tranquilizers,… … Universalium
mir-155 — secondary structure and sequence conservation. Identifiers Symbol mir 155 Rfam … Wikipedia
