Speksnijder, David C.
Hopman, Nonke E. M.
Kusters, Nina E.
Timmerman, Arjen
Swinkels, Jantijn M.
Penterman, Pleun A. A.
Krömker, Volker
Bradley, Andrew J.
Botteldoorn, Nadine
Gehring, Ronette
Zomer, Aldert L.
Funding for this research was provided by:
Global Ruminant Business Unit, MSD Animal Health
Article History
Received: 26 November 2021
Accepted: 27 June 2022
First Online: 5 September 2022
Competing interests
: This study was funded by the Global Ruminant Business Unit, MSD Animal Health represented by JS and PP. DS, NH, AT, NK and AZ were funded out of this budget to perform the study and/or write the manuscript. The funder did however not have any influence in the design of the study, the analyses and interpretation of the study results and in writing the manuscript. VK, AB, NB and RG were not paid for their contribution in this study except for logistical costs related to sampling and shipment of samples. All authors declare no conflicts of interests. The funder did review the paper but did not influence the initial conclusions of the principal investigators. We as principal investigators declare that we guarded our scientific integrity in conducting this study and in writing the manuscript.