We have shown that the selective removal of cells possessing Ia determinants coded by the I-A, I-B, and I-J regions of the H-2 gene complex completely abrogates the protective capacity of nylon-wool-purified T lymphocytes against leukemic challenge. This suggests that the Ia antigen bearing T cells play an important role in tumor immunity.
The role of the cingulate cortex in the generation of motor tics and the experience of the premonitory urge‐to‐tic in Tourette syndrome