biomarkers Flashcards

1
Q

b6 biomarker

A

plasma PLP concentration, functional measure is RBC ALT or AST activity
urinary excretion of tryptophan after tryptophan load dose

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2
Q

niacin biomarker

A

whole blood NAD/NADP (they decrease in blood PRIOR to pellagra symptoms)

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3
Q

thiamin bbiomarker

A

erythrocyte transketolase in whole blood or RBC. ThDP >15% enhances possible deficiency

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