title: TdT activity in bone-marrow serum in patients with leukemia.
mesh_terms: D001853:Bone Marrow / Q000201:enzymology*; D004253:DNA Nucleotidylexotransferase / Q000378:metabolism*; D004254:DNA Nucleotidyltransferases / Q000378:metabolism*; D006801:Humans; D007938:Leukemia / Q000201:enzymology*
chemical_list: D004254:DNA Nucleotidyltransferases; D004253:DNA Nucleotidylexotransferase