six sublines of the k562 erythroleukaemic cell line were examined by starch gel electrophoresis for the red cell enzymes carbonic anhydrase , ca i and ii , pyruvate kinase , pk1 ( r ) , and lactic dehydrogenase , ldh ( b ) , both uninduced and following induction of haemoglobin synthesis with sodium butyrate or haemin .
C0030016
dehydrogenase
C0022917
ldh