XylulosePentosephosphatesXyloseLiver ExtractsXylitolUrinePentosesAldose-Ketose IsomerasesD-Xylulose ReductaseTransketolaseNitrate ReductasesHydroxymethylglutaryl CoA ReductasesFructosephosphatesRibonucleotide ReductasesCarbohydrate EpimerasesPentose Phosphate PathwayCytochrome-B(5) ReductaseNitrite ReductasesHexosephosphatesGlutathione ReductaseFMN ReductaseThioredoxin-Disulfide ReductaseNADPH-Ferrihemoprotein ReductaseFerredoxin-NADP ReductaseOxidoreductasesCytochrome ReductasesPhosphotransferases (Alcohol Group Acceptor)Glucose