the behavior of the activities of thymidine metabolizing enzymes , dihydrothymine dehydrogenase ( ec 1.3.1.2 ) and thymidine phosphorylase ( ec 2.4.2.4 ) for thymidine degradation , thymidine kinase ( ec 2.7.1.75 ) and thymidylate synthase ( ec 2.1.1.45 ) for dna synthesis , was elucidated in cytosolic extracts from normal human lymphocytes and 13 human leukemia-lymphoma cell lines .
C0040085
thymidylate synthase
C0598312
dna synthesis