Dictionary » H » Hydroxylase



(Science: enzyme) a type of enzyme which adds -OH groups to its substrate during hydroxylation reactions by attaching oxygen atoms to it.

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Human Pathology 'Multiple-Choice Questions'

... d. below normal TSH: below-normal thyroxine e. normal TSH: normal thyroxine 3. A 35 year-old XY subject with congenital adrenal hyperplasia (21-hydroxylase deficiency) would have: a. moon face b. enlarged adrenal glands c. hypertension d. above normal hematocrit 4. Which of the following enzymes ...

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by ScrimmSphere
Mon Feb 04, 2013 11:03 am
Forum: Human Biology
Topic: Human Pathology 'Multiple-Choice Questions'
Replies: 1
Views: 6885

manufacture of neurotransmitters

... and serotonin are produced from a singe aminoacid: tyrosine/tryptophan. The first step is the synthesis of DOPA, dihydroxyphenylalanine by tyosine hydroxylase. Then DOPA is decarboxylized by DOPA decarboxylase to yield dopamine. Serotonin is made from tryptophan in the following way: first there's ...

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by sdekivit
Wed Aug 03, 2005 6:26 pm
Forum: Cell Biology
Topic: manufacture of neurotransmitters
Replies: 1
Views: 2865

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