the level of mrna for carcinoembryonic antigen ( cea ) and nonspecific crossreacting antigen ( nca ) in human colon adenocarcinomas and normal colon mucosa was analyzed by northern blot hybridization using as probes 32p-labeled cea cdna and synthetic oligodeoxyribonucleotides specific to cea and nca mrna sequences .
C0086418
human
C0007082
cea