Lexic.us

Definition of Catecholamine

1. Noun. Any of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal gland.

Definition of Catecholamine

1. Noun. (biochemistry) Any of a class of aromatic amines derived from pyrocatechol that are hormones produced by the adrenal gland. ¹

¹ Source: wiktionary.com

Definition of Catecholamine

1. [n -S]

Medical Definition of Catecholamine

1. A type of biogenic amine derived from tyramine, characterised as alkylamino derivatives of ortho-dihydroxyphenylalkylamines in turn derived from tyrosine. Catecholamines include adrenaline, noradrenaline and dopamine, with roles as hormones and neurotransmitters. Measurement of noradrenaline and adrenaline can be made in blood and urine. Elevations may be seen in pheochromocytoma or neuroblastoma. Normal blood levels of adrenaline should be: 20 ng/ml and normal blood levels of noradrenaline should be 60 ng/ml. (16 Mar 1998)

Lexicographical Neighbors of Catecholamine

Literary usage of Catecholamine

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Lifelong Passion: Nicholas and Alexandra: Their Own Story by Andrei Maylunas (2005)
"These data suggest that increases in catecholamine synthesis in the hippocampus and hypothalamus reflect increased noradrenaline synthesis, and that this ..."

2. Nicotine in Cigarettes and Smokeless Tobacco Products Is a Drug and These edited by Barry Leonard (1999)
"Effects of chronic exposure to cigarette smoke on amine levels and turnover in various hypothalamic catecholamine nerve terminal systems and on the ..."

3. Proceedings of the Society for Experimental Biology and Medicine (1903)
"60153. whom requests for reprints should be sent. catecholamine stimulation are potentiated by dietary sodium deficiency, thus making an in vitro kidney ..."

4. Cocaine: Pharmacology, Effects, and Treatment of Abuse edited by John Grabowski (1994)
"The rewarding effects of cocaine and amphetamine are attenuated by nonselective catecholamine synthesis and receptor blockade (Pickens et al.; ..."

5. Health Consequences of Smoking: Nicotine Addiction a Report of the Surgeon by C. Everett Koop, M.D., DIANE Publishing Company (1988)
"Earlier experiments by Douglas and Rubin (1961), using denervated perfused cat adrenal glands, indicated that nicotine augments catecholamine release from ..."

6. The Well-Being of Video Display Terminal Users: An Exploratory Study by Mark S Gottlieb, Steven L Sauter, Vernon M Dodson, Kathryn M Rohrer (1999)
"In a second part to this study, measures of blood pressure, heart rate, catecholamine (adrenaline and noradrenaline) excretion, and of various mood states ..."

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