they both expressed high concentrations of the sclc marker enzymes neuron-specific enolase and the creatine kinase isoenzyme bb and showed no significant differences in their chromosomal characteristics . c-myc was amplified and expressed in both cell lines , and sclc-21h had an additional rearranged and amplified ecori c-myc fragment .
C0014442
enzymes
C0022173
isoenzyme