Fig. 4From: A disease spectrum for ITPA variation: advances in biochemical and clinical researchComparison of relevant nucleoside/nucleotide structures. Ribavirin is bioactivated to the triphosphate form; inosine is an intermediate in purine metabolism; 6-TIMP (6-thio-inosine 5′-monophosphate) is an intermediate in thiopurine bioactivationBack to article page