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TPN
(redirected from Metabolic defects)

    Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.02 sec.
TPN, in biochemistry, abbreviation for triphosphopyridine nucleotide, a coenzyme biotin, is a member of the B complex; it was first isolated in 1935 from dried egg yolk, and its structure was established in 1942. Biotin is usually found attached to a lysine residue in certain enzymes, where it participates in reactions involving the transfer of carboxyl
..... Click the link for more information.  now usually called nicotinamide adenine dinucleotide phosphate, or NADP.
TPN


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