Funding for this research was provided by:
National Institute of Food and Agriculture (2017-05722)
Harry M. Zweig Memorial Fund for Equine Research (NA)
Received: 28 August 2020
Accepted: 23 November 2020
First Online: 4 December 2020
Ethics approval and consent to participate
: Blood collection from horses was approved by the Cornell Institutional Animal Care and Use Committee (IACUC # 2014–0038).
: Not applicable.
: The authors declare no competing interests.