permanent human small cell lung cancer ( sclc ) cell lines established in our laboratory were investigated for their expression of the enzymatic neuroendocrine markers l-dopa decarboxylase ( ddc ) , neuron-specific enolase ( nse ) , and creatine kinase ( ck ) , including its bb isoenzyme ( ck-bb ) , the classical tumor markers carcinoembryonic antigen ( cea ) , the alpha and beta subunits of human chorionic gonadotropin ( alpha-hcg , beta-hcg ) , and alpha-fetoprotein ( alpha-fp ) , and their chromosomal characteristics .
C0041365
tumor markers
C0007082
carcinoembryonic antigen