Facutly, students participate in 2011 ASAS/ADSA Joint Annual Meeting

NEW ORLEANS — Several members of the Texas A&M University Department of Animal Science participated in the 2011 Joint Annual Meeting of the American Society of Animal Science (ASAS) and the American Dairy Science Association (ADSA) held July 10-14, 2011 in New Orleans. Titles of oral and poster presentations made by faculty and students from Texas A&M are below:

Diurnal grazing behavior of cattle fed a concentrate supplement during the dry-rainy transition season in tropical conditions. H. J. Fernandes, V. Siqueira, L. O. Tedeschi, G. C. Coelho, L. M. Paiva, C. Guaraldo, and J. C. Souza.

Summary of Texas Panhandle dairy producer forage use. K. J. Lager and E. R. Jordan.

Ruminal degradability of crude protein of Marandu grasses. A. J. D. Pacheco Junior, F. A. P. Santos, C. M. M. Bittar, L. R. D. Agostinho Neto, R. A. M. Vieira, L. O. Tedeschi, B. C. Matos, and G. B. Mourão.

Comparison of two resynchronization protocols initiated at different intervals after insemination on fertility in lactating dairy cows. R. G. S. Bruno, J. G. N. Moraes, J. A. Hernández- Rivera, K. J. Lager, P. R. B. Silva, A. L. A. Scanavez, L. G. D. Mendonça, R. C. Chebel, and T. R. Bilby.

Effects of increased protein and energy fed in milk replacer and heat stress on growth parameters of neonatal Holstein bull calves. A. J. Krenek, G. A. Holub, T. A. Tomaszewski, and C. C. Stanley.

Effects of supplemental progesterone and timing of initiation of resynchronization on fertility in lactating dairy cows. T. R. Bilby, R. G. S. Bruno, K. J. Lager, R. C. Chebel, J. G. N. Moraes, P. M. Fricke, G. Lopes, J. O. Giordano, J. E. P. Santos, F. S. Lima, J. S. Stevenson, and S. L. Pulley.

Effect of intravaginal progesterone insert on GnRHinduced GnRH-induced LH release, follicle growth, and plasma progesterone, estradiol, and inhibin concentrations. L. G. D. Mendonça, M. Amstalden, and R. C. Chebel.

Different levels of urea in concentrate supplementation of grazing cattle during the transition period of dry to rainy seasons under tropical conditions. A. G. Silva, H. J. Fernandes, L. O. Tedeschi, M. F. Paulino, S. A. Lopes, and A. A. Rocha.

Genetics of postweaning performance of beef cattle on forage. M. A. Brown, J. W. Holloway, D. L. Lalman, C. Dobbs, and S. M. Clifton.

Effect of protein supplementation on intake and digestion of three bermudagrass hays of divergent quality by beef cattle. C. P. Payne, T. M. Warnock III, J. E. Sawyer, and T. A. Wickersham.

Effect of level and frequency of protein supplementation on utilization of South Texas grass hay. G. R. Monson, J. E. Sawyer, R. O. Dittmar III, M. L. Drewery, C. P. Payne, K. C. McCuistion, and T. A. Wickersham.

Summer assessment and validation of metabolic profile reference values for transition Holstein dairy cattle. K. J. Lager, E. R. Jordan, and D. R. Topliff..

Effect of sample processing on in situ protein degradability of distillers grains. M. L. Drewery, J. E. Sawyer, N. M. Kenney, W. E. Pinchak, and T. A. Wickersham.

Effects of heat stress and increased protein and energy fed in milk replacers on health parameters of neonatal Holstein bull calves. A. J. Krenek, G. A. Holub, T. A. Tomaszewski, and C. C. Stanley.

Effect of dietary calcium on gastric ulceration in yearling horses. C. W. Waters, D. H. Sigler, N. D. Cohen, and P. G. Gibbs.

A ranking system based on stochastic modeling to identify efficient dairy farms using farm-level inputs. A. S. Atzori, A. Cannas, and L. O. Tedeschi.

Effects of corn processing method and dietary inclusion of wet distillers grain with solubles on carbon-nitrogen balance of finishing cattle. K. E. Hales, N. A. Cole, and J. C. MacDonald.

Effects of corn processing method and dietary inclusion of wet distillers grain with solubles on energy metabolism and enteric methane emissions of finishing cattle. K. E. Hales, N. A. Cole, and J. C. MacDonald.

Oleic acid enhances G protein-coupled receptor 43 (GPR43) in cultured bovine intramuscular adipocytes. K. Y. Chung, S. B. Smith, and B. J. Johnson.

Palmitic and stearic acids induce adipogenic gene expression in single- or co-cultures of bovine intramuscular preadipocyte and satellite cells. S. H. Choi, K. Y. Chung, B. J. Johnson, K. H. Kim, and S. B. Smith.

Defining maturity of Nellore cattle based on growth and body composition. M. Marcondes, L. Tedeschi, S. V. Filho, M. Gionbelli, and L. F. Silva.

Evidence that prostaglandin administration at the onset of a 5-day CO-Synch + CIDR synchronization protocol markedly improves fixed-time AI pregnancy rates in Bos indicus-influenced cattle. G. Williams, R. Stanko, C. Allen, R. Cardoso, L. Prezotto, J. Thorson, and M. Amstalden.

Effect of supplementing dried distillers grains to cattle consuming low-quality South Texas forage. M. C. Briggs, K. C. McCuistion, R. O. Dittmar III, J. E. Zradicka, D. Kinkel, and T. A. Wickersham.

Effect of supplementing dried distillers grains to cattle consuming low-quality South Texas forage. M. C. Briggs, K. C. McCuistion, R. O. Dittmar III, J. E. Zradicka, D. Kinkel, and T. A. Wickersham.

Evaluation of hCG or Deslorelin for enhancing ovulation and subsequent pregnancy rate in mares in a commercial setting. M. M. Tondre, M. M. Vogelsang, C. A. Cavinder, C. M. Honnas, and S. G. Vogelsang.

Effects of sequential injections of GnRH at 17 and 24 d after AI on progesterone concentration and pregnancy losses. A. L. A. Scanavez, J. G. N. Moraes, R. G. Bruno, K. J. Lager, J. A. H. Rivera, P. R. B. Silva, L. G. D. Mendonça, T. R. Bilby, and R. C. Chebel.

Effects of sequential injections of GnRH at 17 and 24 d after AI on progesterone concentration and pregnancy losses. A. L. A. Scanavez, J. G. N. Moraes, R. G. Bruno, K. J. Lager, J. A. H. Rivera, P. R. B. Silva, L. G. D. Mendonça, T. R. Bilby, and R. C. Chebel.

Efficacy of embryo transfer in lactating dairy cows during summer using fresh or vitrified embryos produced in vitro with sex-sorted semen. II. Calving data. T. R. Bilby, J. Block, B. M. Stewart, P. Morelli, L. Bonilla, and P. J. Hansen.

Economic evaluation of embryo transfer in dairy cows during the summer using linear programming. A. De Vries, T. R. Bilby, J. Block, and P. J. Hansen.

Economic comparison of two resynchronization protocols initiated at different intervals after insemination on fertility in lactating dairy cows. J. G. N. Moraes, R. G. S. Bruno, P. R. B. Silva, A. L. A. Scanavez, L. G. D. Mendonça, J. A. Hernandez- Rivera, K. J. Lager, T. R. Bilby, J. Fetrow, and R. C. Chebel.

Evaluation of bimodal distributions to determine meal criterion in heifers fed a high-grain diet. J. C. Bailey, L. O. Tedeschi, E. D. Mendes, and G. E. Carstens.

Effects of temperament classification and breed type on feed efficiency and feeding behavior traits in heifers fed a highgrain diet. J. C. Bailey, G. E. Carstens, J. T. Walter, A. N. Hafla, E. D. Mendes, L. O. Tedeschi, and R. K. Miller.

Effect of feeding brown midrib corn silage and dried distillers grains with solubles on bacterial diversity in rumen fluid of dairy cows using bacterial tag-encoded FLX amplicon pyrose. H. A. Ramirez Ramirez, L. O. Tedeschi, T. R. Callaway, S. E. Dowd, K. Nestor, and P. J. Kononoff.

Effect of sample processing on in situ organic matter degradability of distillers grains. M. L. Drewery, J. E. Sawyer, N. M. Kenney, W. E. Pinchak, and T. A. Wickersham.

Evaluating the inclusion of Met and Lys to mechanically extracted soybean meal with soy gums on the ruminally-undegraded Met and Lys content. C. A. Macgregor, L. O. Tedeschi, and T. K. Miller-Webster.

Feeding North American panicled tick-clover containing condensed tannins to growing goats reduces Haemonchus contortus infection. N. M. Cherry1, B. D. Lambert*1,2, J. P. Muir, M. Bullinger, J. E. Miller, R. M. Kaplan, and T. R. Whitney.

Relationship between postweaning RFI in heifers and intake and productivity of mid-gestation beef females. A. N. Hafla, G. E. Carstens, T. D. A. Forbes, J. C. Bailey, J. T. Walter, J. W. Holloway, and J. G. Moreno.

Using a mechanistic nutrition model to identify efficient beef cows under grazing conditions. B. M. Bourg, L. O. Tedeschi, A. D. Aguiar, F. R. B. Ribeiro, J. Genho, R. R. Gomez, D. Delaney, and S. Moore.

Effect of beef cow age and calf sex on model-predicted energy efficiency. M. J. Baker, L. O. Tedeschi, D. G. Fox, and G. Jacimovski.

Characterization of feeding behavior of abrupt-weaned crossbred heifer calves. A. N. Loyd, R. C. Vann, J. P. Banta, T. H. Welsh Jr., J. A. Carroll, and R. D. Randel.

Prediction of genomic estimated breeding values for temperament at weaning in Bos indicus crossbreds using Bayesian Inference. L. L. Hulsman, S. O. Peters, J. O. Sanders, A. D. Herring, C. A. Gill, and D. G. Riley.

Arginine deficiency is responsible for high rates of mortality in low-birth-weight piglets. G. Wu, X. L. Li, R. Rezaei, and D. A. Knabe.

Insulin sensitivity in tropically adapted cattle selected for residual feed intake. G. L. Shafer, A. W. Lewis, L. C. Caldwell, A. N. Hafla, G. E. Carstens, T. D. A. Forbes, T. H. Welsh Jr, and R. D. Randel1,.

Effects of acute and chronic stress on immune- and inflammatory-response gene expression in beef calves. C. Terrill, T. Friend, J. Sawyer, P. Riggs, L. Berghman, S. Garey, D. Riley, A. Adams, and M. Carter.

Group pasture versus stall housing effects on cortisol and DHEA concentrations in young Quarter Horses. S. M. Garey, T. H. Friend, L. R. Berghman, J. E. Sawyer, M. M. Vogelsang, A. L. Adams, C. L. Terrill, and M. J. Carter.

Cortisol and DHEA concentrations in foals identified as high versus low behavioral responders during weaning. S. M. Garey, T. H. Friend, L. R. Berghman, J. E. Sawyer, M. M. Vogelsang, A. L. Adams, C. L. Terrill, and M. J. Carter.

Lack of acclimation in Holstein calves exposed to repeated transport. A. L. Adams, T. H. Friend, G. A. Holub, S. M. Garey, C. L. Terrill, M. J. Carter, and A. J. Krenek.

Estimation of heritability and non-genetic factors influencing calf temperament. A. N. Loyd, D. G. Riley, D. A. Neuendorff, A. W. Lewis, R. C. Vann, T. H. Welsh, Jr., and R. D. Randel2.

Effects of transportation and lipopolysaccharide (LPS) challenge on vaginal temperature in crossbred heifer calves. A. N. Loyd, R. C. Vann, J. P. Banta, T. H. Welsh, Jr., J. A. Carroll, and R. D. Randel.

Effects of transportation and lipopolysaccharide (LPS) challenge on body weight and feed intake of crossbred heifers. A. N. Loyd, R. C. Vann, J. P. Banta, T. H. Welsh Jr., J. A. Carroll, and R. D. Randel.

The influence of the addition of heparin binding protein and tissue inhibitors of metalloproteinases-2 to sexed bovine semen on conception rate and pregnancy rate. B. J. Agado,2, D. A. Neuendorff, G. L. Shafer, M. E. Kjelland, J. Moreno, M. A. Lammoglia, S. Romo, A. W. Lewis, T. H. Welsh Jr., and R. D. Randel.

A chemical evaluation of the chemical composition of four corn milling co-products with focus on fatty acids. C. S. Dose, P. J. Kononoff, T. C. Jenkins, L. O. Tedeschi, and K. Karges.

Effect of crude protein content on intake and digestion of coastal bermudagrass hays by horses. C. L. Spurgin, J. A. Coverdale, K. N. Winsco, and T. A. Wickersham.

Effects of temperament classification on carcass characteristics, tenderness and value in Angus-based composite steers. J. W. Behrens, R. K. Miller, D. S. Hale, J. T. Walter, J. C. Bailey, A. N. Hafla, T. Machado, L. O. Tedeschi, and G. E. Carstens.

Relationships between performance and residual feed intake in Bonsmara heifers when confinement fed or on pasture. L. M. Wiley, T. D. A. Forbes, A. N. Hafla, C. M. Hensarling, B. G. Warrington, and G. E. Carstens.

Effect of oat maturity and variety on yield and nutritive value for grazing cattle. M. L. Drewery, L. A. Redmon, and T. A. Wickersham.

Effect of glycerin on intake and digestion of bermudagrass hay in beef cattle. T. A. Wickersham, K. M. Bodensteiner, M. L. Drewery, R. O. Dittmar, and J. E. Sawyer.

Effect of methanol on intake and digestion in beef cattle. K. N. Winsco*, N. M. Kenney, R. O. Dittmar, J. A. Coverdale, J. E. Sawyer, and T. A. Wickersham, Texas A&M University, College Station.

Characterization of lipase-producing bacteria in the presence of varying energy substrates in vitro. H. D. Edwards, R. C. Anderson, R. K. Miller, T. M. Taylor, M. D. Hardin, S. B. Smith, N. A. Krueger, and D. J. Nisbet.

Gene expression changes in goat testes during development and in sperm during the breeding and nonbreeding seasons. A. N. Faucet*2, P. K. Rigg2, D. W. Forres2, L. Nut1, G. R. Newto1, and N. H. Ing.

Novel approach to measuring internal scrotal temperature in stallions utilizing a thermal sensory device. J. D. Mawyer, R. K. Gordon, C. A. Cavinder, M. M. Vogelsang, C. C. Love, S. P. Brinsko, T. L. Blanchard, and S. R. Teague.

Effects of intra-articular lipopolysaccharide injection on circulating leukocyte population in yearling horses. C. L. Mueller, D. H. Sigler, J. A. Coverdale, N. D. Cohen, M. M. Vogelsang, C. A. Cavinder, and J. L. Lucia.

Effect of concentrate form on gastric ulcer syndrome in horses. L. R. Huth, D. H. Sigler, C. A. Cavinder, and N. D. Cohen.

Development of a nutritional model to predict digestible energy requirements for broodmares based on body condition changes
. V. V. Cordero, C. A. Cavinder, L. O. Tedeschi, and D. H. Sigler.

A comparison of two conventional horse feeders with the Pre-Vent feeder. M. Carter, T. Friend, J. Coverdale, S. Garey, A. Adams, and C. Terrill.

GnRH therapeutics to advance the timing of pregnancy in the seasonally anovulatory mare. J. F. Thorson, L. D. Prezotto, R. D. Cardoso, B. R. C. Alves, M. Amstalden, and G. L. Williams.

Repeated transport influences feed intake, but not feed efficiency in Holstein calves. A. L. Adams, G. A. Holub, T. H. Friend, A. J. Krenek, S. M. Garey, C. L. Terrill, and M. J. Carter.

Effect of dietary energy manipulation on mares and their foals: Glucose and insulin dynamics. K. N. Winsco, J. L. Lucia, C. J. Hammer, and J. A. Coverdale.

Comparison of Brahman females evaluated for residual feed intake (RFI) as heifers and reevaluated for RFI as gestating cows. B. L. Bradbury, S. L. Morgan, A. N. Loyd, D. A. Neuendorff, A. W. Lewis, J. P. Banta, D. G. Riley, T. D. A. Forbes, T. H. Welsh Jr., and R. D. Randel.

Effect of temperament on response to cannulation and glucose challenge in Brahman heifers. B. L. Bradbury, L. C. Caldwell, A. W. Lewis, D. A. Neuendorff, R. C. Vann, T. H. Welsh Jr., and R. D. Randel.

A one-year comparison of house fly and stable fly populations at three different types of dairy facilities in the Texas Panhandle. S. L. Swiger, K. J. Lager, T. R. Bilby, B. R. Henderson, R. G. S. Bruno, and E. R. Jordan.

National Sheep Improvement Program’s current impact and future potential. D. F. Waldron.

Advancements in genomics: Application and potential for small ruminant research. P. K. Riggs.

Effects of residual feed intake classification and breed type on carcass characteristics, tenderness and value in feedlot heifers. J. W. Behrens, R. K. Miller, J. C. Bailey, J. T. Walter, A. N. Hafla, E. D. Mendes, D. S. Hale, T. Machado, L. O. Tedeschi, and G. E. Carstens.

Effects of residual feed intake classification and breed type on feed efficiency and feeding behavior traits in heifers fed a highgrain diet. J. C. Bailey, G. E. Carstens, J. T. Walter, A. N. Hafla, E. D. Mendes, L. O. Tedeschi, and R. K. Miller.

Perceptions of livestock practices by students enteringa introductory animal science courses. G. A. Holub, C. T. Boleman, and S. W. Ramsey.

Demographics and eating habits of students entering introductory animal science courses. G. A. Holub, C. T. Boleman, and S. W. Ramsey..

Incorporating an issues survey assignment into an introductory animal science course. J. A. Sterle

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For more information regarding news from the Department of Animal Science, College of Agriculture and Life Sciences, Texas A&M University, please contact Courtney Coufal at cacoufal@tamu.edu or (979) 845-1542.

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