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atrial natriuretic factor

   Also found in: Dictionary/thesaurus, Acronyms, Wikipedia 0.14 sec.
atrial natriuretic factor
n.
A peptide hormone released from cardiac atrial tissue that causes increased elimination of sodium by the kidney.


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Secreted by the heart, the hormone -- calledatrial natriuretic peptide (ANP) or atrial natriuretic factor -- can act as a diuretic, influencing fluid movement.
Heart peptide goes to the head by Edwards, Diane D. / Science News
They described, for example, two ofthe new recombinant proteins designed to help heart patients: atrial natriuretic factor (ANF), a hormone capable of reducing blood pressure and water retention in people suffering from congestive heart failure and hypertension; and tissue plasminogen activator (tPA), a clot-dissolving enzyme that can reduce tissue damage after sudden heart attacks.
Battling illness with body proteins; recombinant DNA technology has ... by Murray, Mary / Science News
Atrial natriuretic factor (ANF), a hormone discovered in 1981, controls salt and water balance.
Salt balance and thyroid function by Silberner, Joanne / Science News
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