Funding for this research was provided by:
National Natural Science Foundation of China (31572587, 31550110200, 31772813)
High-end Foreign Experts Recruitment Program (GDT20171100013)
Chinese thirteen “Five-year” National Key R&D Project (2016YFD0501203)
Received: 18 November 2017
Accepted: 14 February 2018
First Online: 2 March 2018
Ethics approval and consent to participate
: The current work was carried out according to the ethical guide lines of China Agricultural University (CAU), Beijing. Prior to the initiation of this study, proper approval was obtained from the ethics committee of College of Veterinary Medicine, China Agricultural University, Beijing. Furthermore, sampling was performed in accordance to the standard protocols of National Mastitis Council (NMC). There are no vulnerable populations involved, and no endangered species was used in the experiments. Farm managers provided verbal consent to collect the milk samples.
: Not applicable.
: The authors declare that they have no competing interests
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