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Volume 31, Number 7—July 2025

Dispatch

Evidence of Viremia in Dairy Cows Naturally Infected with Influenza A Virus, California, USA

Jason LombardComments to Author , Chloe Stenkamp-Strahm, Brian McCluskey1, and Blaine Melody
Author affiliation: Colorado State University, Fort Collins, Colorado, USA (J. Lombard, C. Stenkamp-Strahm, B. McCluskey); Lander Veterinary Clinic, Turlock, California, USA (B. Melody)

Main Article

Figure

Epidemic curve for clinical cases of influenza A virus in 3 affected dairy herds in California, USA. We averaged the percentage of daily cases over the 3 farms and then calculated a rolling 3-day average. Open white circles on the curve represent days that virus was detected in serum.

Figure. Epidemic curve for clinical cases of influenza A virus in 3 affected dairy herds in California, USA. We averaged the percentage of daily cases over the 3 farms and then calculated a rolling 3-day average. Open white circles on the curve represent days that virus was detected in serum.

Main Article

1Current affiliation: Lonestar Epidemiology Consulting, Livermore, Colorado, USA.

Page created: May 23, 2025
Page updated: May 30, 2025
Page reviewed: May 30, 2025
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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