Unusually restricted anti-isotype human immune response to OKT3 monoclonal antibody.


The unusual anti-mouse immunoglobulin (Ig) sensitization of a renal allograft recipient who was treated prophylactically with the anti-T cell monoclonal antibody OKT3 (IgG2a) is reported. Whereas in most patients, the injection of OKT3 (5 mg/day, i.v. for 13 days) induces the rapid appearance of neutralizing anti-OKT3 antibodies, the patient reported here… (More)


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