muscle tissue from 2 different biopsy samples from each subject were analyzed for enzymes representative of the citric acid cycle ( succinic dehydrogenase , sdh ) , beta-oxidation of fatty acids ( 3-hydroxyacyl coa dehydrogenase , had ) , glycogenolysis ( phosphorylase , phosph ) , glycolysis ( pyruvate kinase , pk ; phosphofructokinase , pfk and lactate dehydrogenase , ldh ) and glucose phosphorylation ( hexokinase , hk ) .
C0038615
succinic dehydrogenase
C0283592
sdh