PCV2 can be shed into semen by infected boars and research suggests that the virus can then be transmitted to gilts and sows by AI causing reproductive failure but there is no evidence that PCV2 in semen has effects on various characteristics of sperm cells.
Mark J. Estienne
Virginia Tech- Tidewater Agricultural Research and Extension Center. United States
Mark J. Estienne received B.S. (1982) and M.S. (1984) degrees in Animal Science at Virginia Tech, earned his Ph.D. in Animal and Dairy Science from the University of Georgia in 1987, and received postdoctoral training at the University of Kentucky. In 1990, Estienne joined the faculty of the Department of Agriculture at the University of Maryland Eastern Shore with teaching, research and extension responsibilities in the area of swine production and management. In 1999, he joined the faculty at Virginia Tech where he is currently Professor and swine research physiologist stationed at the Tidewater Agricultural Research and Extension Center in Suffolk. His research is focused on enhancing semen quality and libido in boars used for artificial insemination, hormonal control of the gilt estrous cycle, and the impact of nutrition and management on sow reproductive performance. Estienne has served as major advisor for 10 M.S. and 2 Ph.D. students and has authored or co-authored over 75 refereed journal articles. Estienne is a member of the American Society of Animal Science (ASAS) and the USDA-1044 multistate research committee, and serves as an associate editor for the Journal of Animal Science. In 2011 and 2012, he received the National Pork Board Swine Industry Innovation Award for the southern section of ASAS. Estienne resides with his wife Debbie on a small beef cattle and sheep farm in Suffolk.
Updated CV 14-May-2013