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nitric oxide
(redirected from Nitric oxide donors)

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
nitric /ni·tric/ (ni´trik) pertaining to or containing nitrogen in one of its higher valences.
nitric oxide  endothelium-derived relaxing factor; a naturally occurring gas that in the body is a short-lived dilator substance released from vascular endothelial cells in response to the binding of vasodilators; it inhibits muscular contraction and produces relaxation, and is toxic in the central nervous system. A preparation is used in the treatment of persistent fetal circulation in term and near-term neonates.

nitric
pertaining to or containing nitrogen in one of its higher valences.

nitric acid
a highly caustic, fuming acid that has a characteristic choking odor. It was used at one time in the immediate treatment of rabid animal bites to prevent rabies becoming established, and as a cauterizing agent in the eradication of various kinds of warts. It is also used in the form of its potassium and sodium salts. It can be fatal if swallowed, and large amounts of nitric acid applied to the skin can cause necrosis. The antidote for nitric acid poisoning is an alkali or sodium bicarbonate applied liberally.
nitric oxide
is produced during the ensiling process and animals in confined spaces and exposed to silo gas may develop severe respiratory disease due to irritation of the alveolar epithelium. Called also silo-filler's disease. See also atypical interstitial pneumonia.

nitric oxide
A multifaceted bioregulatory agent and environmental pollutant, capable of causing genotoxicity Environment A gas byproduct of high temperature combustion–eg, internal combustion engines which, on exposure to light, results in NO2 formation, an irritating air pollutant, and major greenhouse gas Physiology Endothelium-derived relaxing factor A neurotransmitter released when glutamate binds to the NMDA receptor, which is critical in regulating vascular tone. See Nitric oxide synthase.


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