The differential reaction of histamine a
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Ikuo Imamura; Kazutaka Maeyama; Takehiko Watanabe; Hiroshi Wada
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Article
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1984
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Elsevier Science
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English
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A simple nonradioisotopic fluorescent method for assay of histamine N-methyltransferase (HMT) activity was developed. After termination of the HMT reaction, the remaining excess substrate, histamine, was degraded by Pauly 's diazo reagent, whereas the product, N tau-methylhistamine (N- MeHA ), was n