cellular immunity was evaluated by ( 1 ) skin testing to antigens and ( 2 ) measuring peripheral blood lymphocyte ( pbl ) and effusion lymphocyte tritiated thymidine ( 3h-tdr ) uptake in in vitro cultures containing 20 percent autologous or 20 percent ab plasma and various concentrations of mitogens or antigens .
C0020966
cellular immunity
C0003320
antigens