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catecholamine
<biochemistry, investigation, physiology> 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.
Previous:
catechinic acid,
catechol,
catechol 1,2-dioxygenase,
catechol 2,3-dioxygenaseNext:
catechol oestrogen,
catechol o-methyltransferase,
catechol oxidase
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