previously , we showed that the antiserum raised in male ( dba/2ha x balb/c ) f1 ( dcf1 ) mice ( t cell-replacing factor [ trf ] -low response animals ) by immunizing them with activated b cells from balb/c mice ( trf-high-responders ) contained antibodies against putative trf-acceptor site ( s ) .
C0020960
antiserum
C0003241
antibodies