Physiology and Endocrinology II

Tuesday, July 18, 2023

8:30 AM - 10:30 AM MT

Location: Albuquerque Convention Center, EAST UPPER: 220 Ruidoso

Chair(s)

Nicole Burdick Sanchez

Research Animal Scientist
USDA-ARS, Livestock Issues Research Unit
Lubbock, Texas

Presentations:

8:30 AM - 9:00 AM MT

Awardee Talk: New insights into mechanisms of serotonin receptor-mediated vasoactivity and complex interactions with ergot alkaloids in bovine vasculature
Presenting Author: Ronald J. Trotta, PhD – University of Kentucky
Author: James L. Klotz, III, PhD (he/him/his) – USDA-ARS Forage-Animal Production Research Unit
9:00 AM - 9:15 AM MT

KISS1 knockout boars have decreased concentrations of gonadotropins leading to smaller testes and reduced skatole in backfat
Presenting Author: Daniel F. Ahern – Department of Animal Science, University of Nebraska
Author: Julio M. Florez – Acceligen Inc.
Author: Kyra Martins – Acceligen Inc.
Author: Abe Huisman, PhD – Hendrix Genetics (Hypor)
Author: Tad S. Sonstegard – Acceligen Inc.
Author: Brett R. White, PhD – University of Nebraska-Lincoln
Author: Clay A. Lents – USDA, ARS, US Meat Animal Research Center, Livestock Bio-Systems Research Unit
9:15 AM - 9:30 AM MT

Effects of a supraphysiological oxytocin injection after parturition on blood-milk-barrier closure and IgG transfer into milk in dairy cows
Author: Evelyne C. Kessler – Veterinary Physiology, Vetsuisse Faculty, University of Bern
Author: Rupert M. Bruckmaier – Veterinary Physiology, Vetsuisse Faculty, University of Bern
Presenting Author: Josef J. Gross, PD Dr. (he/him/his) – Veterinary Physiology, Vetsuisse Faculty, University of Bern
9:30 AM - 9:45 AM MT

Comparison of DNA methylation patterns in sperm collected from brahman bulls with differences in embryo development
Presenting Author: Jaclyn N. Ketchum, MS (she/her/hers) – Department of Animal Science, Texas A&M University, College Station, TX
Author: Jessica Drum – University of Missouri, Division of Animal Sciences, Columbia, MO
Author: Caleta Willis – Texas A&M University, Department of Animal Science, College Station, TX, USA; Abilene Christine University, Department of Agricultural and Environmental Sciences, Abilene, TX, USA
Author: Chloey P. Guy – Texas A&M AgriLife Research, Overton, TX
Author: Sofia Ortega – University of Wisconsin Madison, Animal & Dairy Science, Madison, WI
Author: Karl Kerns – Department of Animal Science, Iowa State University, Ames, Iowa, USA
Author: Charles R. Long, PhD – School of Veterinary Medicine and Biomedical Sciences, Texas A&M University
Author: Charles Love – Department of Large Animal Clinical Sciences, Texas A&M University, College Station, TX, USA
Author: Thomas H. Welsh, Jr., PhD – Texas A&M University, Department of Animal Science, College Station, TX
Author: Ronald D. Randel, PhD – Texas A&M AgriLife Research, Overton, TX
Author: George A. Perry – Texas A&M AgriLife Research, Overton, TX
9:45 AM - 10:00 AM MT

Evaluation of semen characteristics during pubescent maturation after prenatally induced stress of Brahman bulls
Presenting Author: Caleta Willis – Texas A&M University, Department of Animal Science, College Station, TX, USA; Abilene Christine University, Department of Agricultural and Environmental Sciences, Abilene, TX, USA
Author: Jaclyn N. Ketchum, MS (she/her/hers) – Department of Animal Science, Texas A&M University, College Station, TX
Author: Kaitlin M. Epperson – Department of Animal Science, Texas A&M University, College Station, TX
Author: Lacey K. Quail, MS – Department of Animal Science, Texas A&M University, College Station, TX
Author: Chloey P. Guy – Texas A&M AgriLife Research, Overton, TX
Author: Charles Love – Department of Large Animal Clinical Sciences, Texas A&M University, College Station, TX, USA
Author: Karl Kerns – Department of Animal Science, Iowa State University, Ames, Iowa, USA
Author: Charles R. Long, PhD – School of Veterinary Medicine and Biomedical Sciences, Texas A&M University
Author: Ronald D. Randel, PhD – Texas A&M AgriLife Research, Overton, TX
Author: Thomas H. Welsh, Jr., PhD – Texas A&M University, Department of Animal Science, College Station, TX
Author: George A. Perry – Texas A&M AgriLife Research, Overton, TX
10:00 AM - 10:15 AM MT

Interleukin-6 family members improve pre-implantation bovine blastocyst composition
Presenting Author: Mary A. Oliver – Virginia Polytechnic Institute and State University
Author: Savannah L. Speckhart – Virginia Polytechnic Institute and State University
Author: Alan Ealy – Virginia Polytechnic Institute and State University
10:15 AM - 10:30 AM MT

The effectiveness of subjective fetal aging as a predictor of calving date
Presenting Author: Katylyn J. Richardson, MS, PAS (she/her/hers) – West Texas A&M University
Author: Tommy L. Perkins, PhD – West Texas A&M University
Author: Chelsea J. Arnold – West Texas A&M University
Author: Garrett A. Cowey – West Texas A&M University
Author: Zoë P. Walker – West Texas A&M University