Influenza A(H1N1)pdm09 virus Among Healthy Show Pigs, United States

January 23, 2013 — 

Within 5 months after the earliest detection of human influenza A(H1N1)pdm09 virus, we found molecular and culture evidence of the virus in healthy US show pigs. The mixing of humans and pigs at swine shows possibly could further the geographic and cross-species spread of influenza A viruses.

Gray GC, Bender JB, Bridges CB, Daly RF, Krueger WS, Male MJ, Heil GL, Friary JA, Derby RB, Cox NJ; Influenza A(H1N1)pdm09 virus among healthy show pigs, United States.; Emerg Infect Dis. 2012 Sep;18(9):1519-21. doi: 10.3201/eid1809.120431. Department of Environmental and Global Health, College of Public Health and Health Professions, University of Florida, Box 100188, Gainesville, FL 32610, USA. gcgray@phhp.ufl .edu