ACKNOWLEDGEMENTS
This work was supported by the National Key Research and Development
Project of China (2016YFD0501601), the Open Project Program of Jiangsu
Key Laboratory of Zoonosis (No. R1808), the Earmarked Fund for China
Agriculture Research System (No.CARS-40), the ‘Qing Lan Project’ of
Higher Education Institutions of Jiangsu Province, China, the ‘High-end
Talent Support Program’ of Yangzhou University, China, and by A Project
Funded by the Priority Academic Program Development of Jiangsu Higher
Education Institutions (PAPD).