cells were treated with monoclonal anti-hla-a , b , c or anti-hla-dr ( or anti-human ia ) antibodies followed by 125i-labeled protein a , normal mouse serum , or medium alone used as negative controls , and monoclonal antibodies against trophoblast specific antigenic markers ( anti-trop 2 , ndog-1 , and ndog-2 ) used as positive controls for specificity of trophoblast labeling .
C0003241
antibodies
C0003250
monoclonal antibodies