1. Departments of Psychiatry and Behavioral Sciences, Medicine (Endocrinology), and Cell Biology and Mouse Behavioral and Neuroendocrine Analysis Core Facility (S.S., R.M.R., R.L.R., G.X.L., W.C.W.), Duke University Medical Center, Durham, North Carolina 27710
2. Gamete Biology Section, Laboratory of Reproductive and Developmental Toxicology, National Institute of Environmental Health Sciences (D.O.B., E.M.E.), Research Triangle Park, North Carolina 27709
3. Department of Molecular Pharmacology, Albert Einstein College of Medicine (Y.F., L.D.F.), Bronx, New York 10461
4. U.S.-Japan Biomedical Research Laboratories, Tulane University Herbert Center (M.L., A.A.), Belle Chase, Louisiana 70037