IL5 and Increased total eosinophil count: The finding that not only transfer of CD3IL-5+ CD8+ T lymphocytes but also transfer of CD8+ T lymphocytes from C57BL/6 mice restore BM eosinophilia in immunodeficient mice further argues that the role of CD8+ T lymphocytes in BM eosinophilopoiesis is independent of IL-5 overproduction.