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Complete genome analysis of African swine fever virus isolated from domestic pigs during the first ASF outbreaks in India.
  • +7
  • Senthilkumar D,
  • KATHERUKAMEM RAJUKUMAR,
  • Venkatesh G,
  • Fateh Singh,
  • C. Tosh,
  • Subbiah Kombiah,
  • Chandan Dubey,
  • AMITAV CHAKRAVARTY,
  • Nagendra Nath Barman,
  • Vijendra Singh
Senthilkumar D
National Institute of High Security Animal Diseases

Corresponding Author:senvetpath@gmail.com

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KATHERUKAMEM RAJUKUMAR
National Institute of High Security Animal Diseases
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Venkatesh G
National Institute of High Security Animal Diseases
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Fateh Singh
National Institute of High Security Animal Diseases
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C. Tosh
National Institute of High Security Animal Diseases
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Subbiah Kombiah
National Institute of High Security Animal Diseases
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Chandan Dubey
National Institute of High Security Animal Diseases
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AMITAV CHAKRAVARTY
Government of Assam
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Nagendra Nath Barman
Assam Agricultural University College of Veterinary Science
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Vijendra Singh
National Institute of High Security Animal Diseases
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Abstract

African swine fever (ASF), considered as the most dreadful swine disease due to its very high mortality, emerged in India in 2020. The complete genome analysis of ASF viruses isolated during the first outbreaks in India showed a few unique non-synonymous mutations in MGF 369-11L, MGF 505-4R, K205R and B263R genes. Frame shiftsin the protein coding sequences were observed in DP60R, ASFV-G_ACD 00190, MGF 110-10-L- MGF110-14L fusion, MGF 360-14L and I267L genes of Indian ASFVs as compared to ASFV/Georgia/2007. Complete genome based phylogenetic analysis of p72-genotype-II viruses showed the clustering of Indian isolates with ASFV/Wuhan/2019 in a separate clade. Phylogenetic analysis of concatenated sequences of 14 open reading frames (ORF) having single nucleotide polymorphisms (SNP) showed distinct grouping of Indian ASFVs with other Asian ASFVs.Thisis the first complete genome characterization of ASF viruses isolated from domestic pigs in India. The resultsindicate that number of Tandem Repeat Sequence in the intergenic region between I73R and I329L genes, and the 14 ORFs with SNP reported in this study could be the genetic determinants to differentiate the closely related p72-genotype II viruses circulating in Asia.
24 Jan 2022Submitted to Transboundary and Emerging Diseases
24 Jan 2022Submission Checks Completed
24 Jan 2022Assigned to Editor
28 Jan 2022Reviewer(s) Assigned
06 Mar 2022Review(s) Completed, Editorial Evaluation Pending
06 Mar 2022Editorial Decision: Revise Minor
07 Mar 20221st Revision Received
07 Mar 2022Submission Checks Completed
07 Mar 2022Assigned to Editor
08 Mar 2022Reviewer(s) Assigned
19 Mar 2022Review(s) Completed, Editorial Evaluation Pending
22 Mar 2022Editorial Decision: Accept