in the present study we have evaluated the effect of recombinant interferons , including leukocyte ( ifn-alpha a ) , fibroblast ( ifn-beta ) and immune ( ifn-gamma ) , and the tumor promoting agent 12-0-tetradecanoyl-phorbol-13-acetate ( tpa ) on the expression of tumor associated antigens ( taa ) and class ii hla-dr antigens on human breast carcinoma cell lines .
C0019754
class ii
C0019764
hla-dr