T551. TSA70, A SPERM SPECIFIC CONSERVED AUTOANTIGEN BELONGS TO Odf2/CENEXIN FAMILY. Wakle, Monali¹, Khole, Vrinda ¹, ¹ National Institute for Research in Reproductive Health, Mumbai, India

W552. NEONATAL PORCINE SERTOLI CELLS SURVIVE HUMAN NATURAL ANTIBODY-MEDIATED LYSIS BY INHIBITING COMPLEMENT. Dufour, Jannette¹, Seeberger, Karen², Korbutt, Gregory², ¹ Texas Tech University Health Sciences Center, Lubbock, TX² University of Alberta, Edmonton, AB, CANADA

M553. WITHDRAWN. Peralta, Crystal ¹, van den Heuvel, Marianne ¹, Fang, Yuan², Taylor, Suzanne², Tayade, Chandrakant², Croy, B. Anne³, ¹ University of Western Ontario, London, ON, Canada² University of Guelph, Guelph, ON, Canada³ Queen's University, Kingston, ON, Canada

T554. DIFFERENTIAL MODULATION OF GONADOTROPIN SECRETION BY SELECTIVE ER AND ER AGONISTIS IN OVARIECTOMIZED (OVX) EWES. Arreguin-Arevalo, Alejandro¹, Nett, Terry¹, ¹ Animal Reproduction and Biotechnology Laboratory, Colorado State University, Fort Collins, CO

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