TABLE 3.

MHC class II molecule requirement for T-cell activation by SES and SET

APCaAntibodyIL-2 production (U/ml)b with:
SES (20 ng/ml)SET (20 ng/ml)SEA
0 ng/ml10 ng/ml
8400None<0.1<0.1<0.1<0.1
8124None13.711.2<0.184.3
8124Anti-DR1.60.9<0.123.5
8124anti-H-2Kk18.08.5<0.189.1
  • a 8400, control L cells; 8124, HLA-DR4+ L cells.

  • b Data are representative of the results for three different donors.