catecholaminen.
/katɪˈkəʊləmiːn//katɪˈkɒləmiːn/ Biochemistry.
Any amine derived from catechol, esp. one of the naturally-occurring compounds of this type, many of which act as neurotransmitters or hormones.
ΚΠ
1951 Acta Physiol. Scand. 24 Suppl. lxxxv. 9 The extract thus obtained..could be used for chromatography and for colorimetric determinations of the catechol amines.
1956 Lancet 11 Aug. 283/1 A further step was necessary to separate the catecholamine fraction.
1968 R. Passmore & J. S. Robson Compan. Med. Stud. I. xxv. 29/1 Release of catecholamines from the medulla follows such stimuli as pain, emotional disturbances, hypotension, asphyxia, hypoglycaemia, exposure to severe cold and muscular exertion.
1973 Times 19 Mar. 3/2 Later studies revealed there was a mixture of two hormones. The second compound was noradrenalin, and the two substances were collectively named catecholamines.
1981 G. Winokur Depression ix. 89 The catecholamine hypothesis is concerned with the metabolism of..tyrosine.
1987 Economist 13 June 101/1 Scientists guessed that depression was caused by a lack of catecholamines.
Draft additions 1997
cateˌcholamiˈnergic adj. [after adrenergic adj., cholinergic adj.] liberating or stimulated by a catecholamine.
ΚΠ
1970 European Jrnl. Pharmacol. 10 178 (heading) Disposition of newly synthesized amines in cell bodies and terminals of central catecholaminergic neurons.
1990 Jrnl. Neuroendocrinol. 2 830/2 2-Hydroxyestradiol..is known to bind to catecholaminergic receptors.
This entry has not yet been fully updated (first published 1993; most recently modified version published online December 2020).
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n.1951