THE ROCKEFELLER UNIVERSITY 1230 YORK AVENUE NEW YORK, NY 10021-6399 JOSHUA LEDERBERG March 8, 1991 UNIVERSITY PROFESSOR A oD 9 Dr. Pablo Rubinstein Senior Investigator Human Genetics New York Blood Center 310 East 67th Street New York, New York 10021 Dear Pablo: RE: MHC compatibility and HIV transmission Dr. Fauci told me he knew of no study of this point. But he does have available clinical material (? blood,...?) from their studies on spousal/maternal transfer if. e.g., you wished to type them to look for a correlation. WJ rAd qe bere ? on ated Yours. sincerely, sofshya Lederberg