Affiliation: | (1) Dept. of Veterinary Pharmacology, State University of Utrecht, P.O. Box 80176, 3508 TD Utrecht, The Netherlands;(2) Dept. of Veterinary Immunology, State University of Utrecht, P.O. Box 80176, 3508 TD Utrecht, The Netherlands;(3) Antoni v. Leeuwenhoekhuis, The Netherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands |