2:00 PM 121. TUMOR NECROSIS FACTOR ALPHA (TNF) REGULATES PRIMORDIAL FOLLICLE RECRUITMENT IN THE MOUSE OVARY THROUGH ITS TYPE II RECEPTOR (TNFR2). Greenfeld, Chuck¹, Roby, Kathy², Babus, Janice¹, Terranova, Paul², Flaws, Jodi¹, ¹ University of Maryland Medical School, Baltimore, MD² University of Kansas, Kansas City, KS

2:15 PM 122. LOSS OF CABLES, A CELL CYCLE-REGULATORY PROTEIN, EXPANDS FOLLICLE NUMBERS IN THE ADULT MOUSE OVARY. Sakamoto, Hideo^{1, 2}, Luo, Hongwei¹, Kirley, Sandra¹, Lynch, Maureen^{1, 2}, Tilly, Jacqueline^{1, 2}, Zukerberg , Lawrence^{1, 2}, Tilly, Jonathan ^{1, 2}, Rueda, Bo^{1, 2}, ¹ Massachusetts General Hospital, Boston, MA² Harvard Medical School, Boston, MA

2:30 PM 123. VASCULAR ENDOTHELIAL GROWTH FACTOR (VEGF) PROMOTES THE PRIMARY TO SECONDARY FOLLICLE TRANSITION IN BOVINE FOLLICLES IN VITRO AND EXPRESSION OF VEGF mRNA IS CORRELATED WITH FOLLICULAR DEVELOPMENT IN FETAL BOVINE OVARIES. Yang, Ming¹, Fortune, Joanne¹, ¹ Cornell University, Ithaca, NY

2:45 PM 124. OVARIAN TRANSPLANTATION IN FOLLITROPIN RECEPTOR KNOCKOUT (FORKO) MICE: POTENTIAL REVERSAL OF ENDOCRINE ABNORMALITIES. Tiwari-Pandey, Rashmi ¹, Yang, Yinzhi ¹, Aravindakshan, Jayaprakash ¹, Sairam, M. Ram ¹, ¹ Molecular Reproduction Research Laboratory, Clinical Research Institute of Montréal, Montreal, QC, Canada

3:00 PM 125. SEX STEROID HORMONES AND A SELECTED GENETIC POLYMORPHISM IN A STEROIDOGENIC ENZYME ARE ASSOCIATED WITH HOT FLASHES IN PERI-MENOPAUSAL WOMEN. Schilling, Chrissy¹, Gallicchio, Lisa², Miller, Sue², Babus, Jan¹, Lewis, Lynn¹, Zacur, Howard², Flaws, Jodi¹, ¹ University of Maryland, Baltimore, MD² Johns Hopkins University, Baltimore, MD

3:15 PM 126. BENEFITS OF CALORIE RESTRICTION (CR) ON OVARIAN RESPONSE TO EXOGENOUS GONADOTROPINS AND PREIMPLANTATION EMBRYONIC DEVELOPMENT IN OLD RHESUS MONKEYS. Wu, Julie¹, Takahashi, Diana², Lawson, Maralee², Pau, Francis², Mattison, Julie³, Ingram, Donald³, Roth, George³, Lane, Mark⁴, Ottinger, Mary¹, Zelinski-Wooten, Mary², ¹ University of Maryland, College Park, MD² Oregon Health Sciences University, Beaverton, MD³ National Institute on Aging, Baltimore, MD⁴ Merck & Co., Rahway, NJ

3:30 PM 127. LOSS OF OOCYTES IN THE PERINATAL PERIOD LEADS TO OVARIAN HYPERPLASIA IN DAZL KNOCKOUT AGED MICE. McNeilly, Judy¹, Laird, Mhairi¹, Nicol, Linda¹, Cooke, Howard², McNeilly, Alan ¹, ¹ MRC Human Reproductive Sciences Unit, Edinburgh, Scotland² MRC Huamn Genetics Unit, Edinburgh, Scotland

3:45 PM 128. p53 -DEPENDENT APOPTOSIS IN THE INHIBITION OF SPERMATOGONIAL DIFFERENTIATION IN JUVENILE SPERMATOGONIAL DEPLETION (jsd) MICE. Shetty, Gunapala¹, Weng, Connie¹, Ju, Jun¹, Meistrich, Marvin ¹, ¹ University of Texas M.D. Anderson Cancer Center, Houston, Texas