in vitro assays of immune function were performed on pairs of subjects from the two groups and included serum immunoglobulin and complement levels , antibody response to vaccine , lymphocyte transformation to mitogens ( phytohemagglutinin , pokeweed mitogen and concanavalin a ) and antigens ( streptokinase-streptodornase , influenza virus vaccine antigens and multiple mixed lymphocytes ) , and polymorphonuclear leukocyte chemotactic responsiveness .
C0024262
lymphocyte transformation
C0003320
antigens