| Affiliation: | Basic Immunology Program. Fred Hutchinson Cancer Research Center, 1124 Columbia Street, Seattle, Washington 98104, U. S. A. Special Fellow of The Leukemia Society of America. Supported in part by NCI grant #28419, grant 1–724 from The National Foundation and a grant from The National Leukemia Association. Inc.;Department of Microbiology, University of California at Irvine, Irvine, California 92717, U.S.A. Supported by a Research Career Development Award (AI-00t82), grant AI-13383 from The National Institute of Allergy and Infectious Diseases and grant 1–469 from The National Foundation. |
