1. Cell interactions in the immune response in vitro. V. Specific collaboration via complexes of antigen and thymus-derived cell immunoglobulin;Feldmann;J. exp. Med.,1972
2. Cell interactions in the immune response in vitro. III. Specific collaboration across a cell impermeable membrane;Feldmann;J. exp. Med.,1972
3. Immunosuppressive factor(s) extracted from lymphoid cells of nonresponder mice primed with L-glutamic acid60-L- alanine30-L-tyrosine10 (GAT). I. Activity and antigenic specificity;Kapp;J. exp. Med.,1976
4. An anti-theta sensitive hapten-carrier response in nude mice;Kirov;Europ. J. Immunol.,1974
5. Evidence that carrier-specific B cells play a role in cellular collaboration;Kirov;Scand. J. Immunol.,1976