Influence of post-AI nutrition on blood urea nitrogen, progesterone, and pregnancy. G. A. Perry*, B. L. Perry, J. R. Nelson, and J. A. Walker, South Dakota State University, Brookings.
Effect of dietary ω-3 polyunsaturated fatty acid supplementation on hormone and metabolite concentrations and corpus luteum size in beef heifers. S. Childs*1,2, J. M. Sreenan1, A. A. Hennessy3, C. Stanton3, M. G. Diskin , and D. A. Kenny2, 1Teagasc Animal Production Research Centre, Athenry, Co. Galway, Ireland, 2University College, Dublin, Ireland, Teagasc Moorepark Food Research Centre, Co. Cork, Ireland.
Effect of level of dietary supplementation on concentrations of eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) in selected tissues in cattle. S. Childs*1,2, J. M. Sreenan1, A. A. Hennessy3, C. Stanton3, and D. A. Kenny2, 1Teagasc Animal Production Research Centre, Athenry, Co. Galway, Ireland, 2University College, Dublin, Ireland, 3Teagasc Moorepark Food Research Centre, Co Cork, Ireland.
Nutritional and genetic effects on the follicular growth of the Nelore-Hereford heifers. J. O. J. Barcellos*, E. R. Prates, J. López, and J. Braccini, Federal University of Rio Grande do Sul, Porto Alegre- RS - Brasil.
Levels of serum progesterone in creole cows with and without corpus luteum treated with CIDR®, progesterone, β-estriadiol and PGF2α. J. P. Zarate Martinez*, J. A. Ramirez Godinez, and F. A. Rodriguez Almeida, Universidad Autonoma de Chihuahua, Chihuahua, Chih. Mexico.
Effect of progestin treatment on formation of persistent follicles in beef heifers. M. E. Heaton*, J. A. Atkins, J. F. Bader, C. L. Johnson, and M. F. Smith, University of Missouri, Columbia.
Relationships between cortisol concentrations and cow temperament with calf exit velocity from 3 weeks of age through weaning. N. C. Burdick*1, R. D. Randel2, J. P. Banta2, D. A. Neuendorff , J. C. White2, J. G. Lyons3, T. H. Welsh, Jr.3, R. C. Vann4, and J. C. Laurenz1, Texas A&M University-Kingsville, Kingsville, 2Texas A&M University Agricultural Research and Extension Center, Overton, 3Texas A&M University, College Station, 4Mississippi State University, Raymond.
Microbial flora of normal and abnormal cervical mucous discharge associated with reproductive performance of cows and heifers in estrus. A. Ata, H. Turutoglu, M. Kale, M. S. Gulay*, and F. Pehlivanoglu, Mehmet Akif Ersoy University, Burdur, Turkey.
In vitro production of bovine embryos in chemically defined serum-free media. A. Dhali, V. M. Anchamparuthy, S. P. Butler, R. E. Pearson, and F. C. Gwazdauskas*, Virginia Polytechnic Institute and State University, Blacksburg.
Droplet vitrification method did not induce cytoskeletal damage in mouse embryos. A. Dhali, V. M. Anchamparuthy, S. P. Butler, R. E. Pearson, and F. C. Gwazdauskas*, Virginia Polytechnic Institute and State University, Blacksburg.
Association of oviductal fluid (ODF) proteins with the bovine zona pellucida. E. Monaco* , B. Gasparrini2, L. Boccia2, A. De Rosa2, L. Attanasio2, G. Campanile2, and G. Killian1, 1Pennsylvania State University, State College, Federico II University, Naples, Italy.
Decreased pulsatile LH secretion does not affect the function of the corpus luteum of pregnancy in cattle. H. T. Toriz*, H. Basurto, A. A. Porras, and C. G. Gutierrez, Facultad de Medicina Veterinaria. UNAM, Mexico DF, Mexico.
Protective effects of the antioxidant dithiothreitol (DTT) on preimplantation bovine embryos exposed to heat shock. L. A. de Castro e Paula* and P. J. Hansen, University of Florida, Gainesville.
Nylon mesh vitrification for cryopreservation of bovine oocytes. V. M. Anchamparuthy*, A. Dhali, S. P. Butler, R. E. Pearson, and F. C. Gwazdauskas, Virginia Polytechnic Institute and State University, Blacksburg.
Follicle numbers on the ovaries of cows selected for high and low IGF. L. Snellgrove1, T. A. Hoagland*1, G. W. Kazmer1, M. E. Davis2, D. Schrieber1, and S. A. Zinn1, 1University of Connecticut, Storrs, 2The Ohio State University, Columbus.
Brazil, 2DSM Nutritional Products, Sao Paulo, SP, Brazil.
Performance and bone characteristics of broiler chicken from 1 to 21 d fed with different levels and source of vitamin D. J. A. G. Brito1, A. G. Bertechini*1, J. C. C. Carvalho1, E. J. Fassani1, J. O. B. Sorbara2, and F. J. Piraces2, 1Universidade Federal de Lavras, DZO, Lavras, MG, Brazil, 2DSM Nutritional Products, Sao Paulo, SP, Brazil.
Performance and carcass yield of four quail genetic groups selected for meat production. C. Móri, E. A. Garcia, A. C. Pavan, A. Piccinin, C. C. Pizzolante, R. M. S. Emediato*, A. B. G. Faitarone, M. R. Scherer, D. A. Berto, and S. A. Maestá, São Paulo State University, Botucatu, São Paulo, Brazil.
Effects of genotype and plane of nutrition on performance and carcass composition of guinea fowl (Numida meleagris) broilers raised in the tropics. V. Díaz*, H. L. Santiago, and A. A. Rodríguez, University of Puerto Rico, Mayagüez, Puerto Rico.
Physiology & Endocrinology - Livestock and Poultry Reproductive Physiology Exhibit Hall C