immunocytochemical studies using antisera to whole human choriogonadotropin ( hcg ) , to its alpha- and beta-subunits and to the cooh-terminal peptide of hcg beta , and two monoclonal antibodies to hcg beta , demonstrated expression of hcg-like material , its individual subunits and/or fragments in nine bacterial strains .
C0106132
hcg beta
C1141639
hcg