human chorionic gonadotropin-like substance and beta-subunit hcg were measured by a double antibody radioimmunoassay in blood and cancer tissue from male patients with gastrointestinal cancer elevated serum hcgls levels were observed in 6/8 ( 75 % ) of male patients with early gastric cancer , 14/22 ( 63.7 % ) with resectable , 4/10 ( 40 % ) with unresectable gastric cancer and 10/13 ( 76.7 % ) with resectable colorectal cancer .
C0018062
human chorionic gonadotropin
C0106132
beta-subunit hcg