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Measurement of urinary histamine: comparison of fluorometric and radioisotopic-enzymatic assay procedures

✍ Scribed by WARREN, K; DYER, J; MERLIN, S; KALINER, M


Book ID
119056498
Publisher
Elsevier Science
Year
1983
Tongue
English
Weight
530 KB
Volume
71
Category
Article
ISSN
1097-6825

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Increased sensitivity of the enzymatic i
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The use of rat kidney instead of guinea pig brain as the source of histamine-N-methyltransferase for the enzymatic assay of histamine was found to improve the sensitivity of the assay. A partially purified preparation (ammonium sulfate fractionation) of the kidney enzyme was 20-to M-fold more active