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First detection of foot-and-mouth disease virus O/ME-SA/Ind2001 in China

Z Zhu1, F Yang1, J He1

  • 1State Key Laboratory of Veterinary Etiological Biology, National Foot and Mouth Diseases Reference Laboratory, Key Laboratory of Animal Virology of Ministry of Agriculture, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu, China.

Transboundary and Emerging Diseases
|May 11, 2018
PubMed

Insights

Foot-and-mouth disease virus (FMDV) serotype O/ME-SA/Ind2001 has been detected in China for the first time. This finding highlights the virus

Area of Science:

  • Veterinary Virology
  • Molecular Epidemiology

Background:

  • Foot-and-mouth disease (FMD) is endemic in China, primarily caused by FMDV serotype O Mya-98.
  • The FMDV O/ME-SA/Ind2001 lineage has expanded globally, posing risks to livestock trade.

Purpose of the Study:

  • To report the initial identification of the FMDV O/ME-SA/Ind2001 lineage in China.
  • To analyze the genetic characteristics and phylogenetic relationships of the detected FMDV strain.

Main Methods:

  • Viral RNA extraction and sequencing of the VP1 gene.
  • Phylogenetic analysis using established FMDV sequence data.

Main Results:

  • The first detection of FMDV O/ME-SA/Ind2001 lineage in China.
  • The identified strain belongs to sublineage 'd' and is genetically similar to recent FMDV strains in Nepal, Myanmar, Russia, and South Korea.
  • Evidence of widespread distribution of O/ME-SA/Ind2001 sublineage 'd' viruses.

Conclusions:

  • The introduction of FMDV O/ME-SA/Ind2001 sublineage 'd' into China signifies a potential threat to FMD control.
  • Genetic relatedness suggests significant trans-regional virus movement.
  • This information is crucial for refining China's national FMDV control strategies.
Keywords:
foot-and-mouth disease virusincursionlineagephylogenetic tree

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