U.S. Department of Health and Human Services, National Institutes of Health, National Institute of Allergy and Infectious Diseases announces the availability of funding for implementation of the Research on Eosinophil Associated Disorders (R21) Exploratory/Developmental Research Grant. The purpose of this grant is to encourage research aimed at elucidating the pathophysiology of eosinophil-associated disorders and clarifying the cellular and molecular mechanisms underlying the role of eosinophil leukocytes in these conditions. The R21 mechanism is intended to encourage exploratory and developmental research projects by providing support for the early and conceptual stages of these studies. Contractors should refer to . . .