**Author details**

Abdelmalik I. Khalafalla1,2\* and Yahia H. Ali3,4

1 Department of Microbiology, Faculty of Veterinary Medicine, University of Khartoum, Sudan

2 Veterinary Laboratories Division, Abu Dhabi Agriculture and Food Safety Authority, Abu Dhabi, UAE

3 Department of Virology, Central Veterinary Research Laboratories, Khartoum, Sudan

4 Biology Department, Faculty of Science and Arts, Northern Border University, Kingdom of Saudi Arabia

\*Address all correspondence to: abdelmalik.khalafalla@adafsa.gov.ae

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
