Combinational Deletions of MGF360-9L and MGF505-7R Attenuated Highly Virulent African Swine Fever Virus and Conferred Protection against Homologous Challenge

Author:

Ding Mingyang1234,Dang Wen234,Liu Huanan234,Xu Fan234,Huang Huaguo2345,Sunkang Yongjie234,Li Tao234,Pei Jingjing234,Liu Xiangtao234,Zhang Yong1,Zheng Haixue234ORCID

Affiliation:

1. College of Veterinary Medicine, Gansu Agricultural University, Lanzhou, China

2. State Key Laboratory of Veterinary Etiological Biology, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou, China

3. National Foot and Mouth Diseases Reference Laboratory, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou, China

4. Key Laboratory of Animal Virology of Ministry of Agriculture, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou, China

5. College of Veterinary Medicine, Northwest A&F University, Yangling, Shaanxi, China

Abstract

Currently, the deficiency in commercially available vaccines or therapeutic options against African swine fever constitutes a matter of major concern in the swine industry globally. Here, we report the design and construction of a recombinant ASFV mutant harboring combinational deletions of interferon inhibitors MGF360-9L and MGF505-7R based on a genotype II ASFV CN/GS/2018 strain currently circulating in China.

Funder

Key-Area Research and Development Program of Guangdong Province

National Key R&D Program of China

Chinese Academy of Agricultural Science and Technology Innovation Program

Technology Major Projects of Gansu Province

Publisher

American Society for Microbiology

Subject

Virology,Insect Science,Immunology,Microbiology

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