in addition to the rabbit xenoantisera used in cytotoxicity assays , mixed lymphocyte tumor interaction produced a demonstrable in vitro immune response , lymphocytes from rats immunized with tumor cells were cytotoxic to radiolabeled tumor cells in culture , rats immunized with tumor cells in adjuvant demonstrated protection against subsequent challenge and immunological stimulation of lymph nodes draining the site of tumor cell inoculation was demonstrated by an increase in lymphocyte trapping .
C0026277
mixed
C0007634
the