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Soochong virus and Amur virus might be the same entities of hantavirus

Jia-Fu Jiang1, Wen-Yi Zhang, Xiao-Ming Wu

  • 1State Key Laboratory of Pathogen and Biosecurity, Beijing Institute of Microbiology and Epidemiology, Beijing, People's Republic of China.

Journal of Medical Virology
|September 15, 2007
PubMed

Insights

Amur virus (AMRV) and Soochong virus (SOOV) found in Korean field mice may be the same hantavirus. Phylogenetic analysis shows high sequence identity, suggesting they belong to the same viral entity.

Area of Science:

  • Virology
  • Genetics
  • Mammalian disease ecology

Background:

  • Amur virus (AMRV) and Soochong virus (SOOV) are hantaviruses carried by Korean field mice (Apodemus peninsulae).
  • The taxonomic distinction between AMRV and SOOV has been debated.
  • These viruses are found in the Far East of Russia, China, and Korea.

Purpose of the Study:

  • To clarify the taxonomic position of AMRV and SOOV.
  • To determine if AMRV and SOOV represent distinct viral entities or a single hantavirus species.

Main Methods:

  • Extensive phylogenetic analyses were performed.
  • Entire S and M segment sequences of AMRV, SOOV, and reference strains from GenBank were used.
  • Maximum likelihood and distance matrix methods were employed.

Main Results:

  • Phylogenetic analyses revealed high nucleotide sequence identities between AMRV and SOOV strains.
  • AMRV and SOOV formed a monophyletic group, distinct from Apodemus agrarius HTNV.
  • Two genetic sublineages of SOOV were identified.

Conclusions:

  • AMRV and SOOV exhibit significant genetic similarity.
  • Findings suggest that AMRV and SOOV may represent the same hantavirus entity.
  • Further research may be needed to fully resolve their taxonomic status.

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