Leukemia, lymphoma, myeloproliferative diseases.

Cloning and sequencing embryonic tyrosine kinase genes to elucidate mechanisms of developmental hematopoiesis; basic research to elucidate molecular mechanisms that regulate human IL-3 gene expression; graft-versus-host disease (GVHD) and associated graft-versus-leukemia (GVL) effect following allogeneic bone marrow transplant in the murine system; characterization of new stem cell cytokine receptor genes; isolation of novel cytokines with stem cell activities.