Isolation and Identification of Genotype V JEV
2011

Emerging Genotype V of Japanese Encephalitis Virus

Sample size: 100 publication 10 minutes Evidence: moderate

Author Information

Author(s): Li Ming-Hua, Fu Shi-Hong, Chen Wei-Xin, Wang Huan-Yu, Guo Yu-Hong, Liu Qi-Yong, Li Yi-Xing, Luo Hui-Ming, Da Wa, Duo Ji Dun Zhu, Ye Xiu-Min, Liang Guo-Dong

Primary Institution: Chinese Center for Disease Control and Prevention

Hypothesis

Is genotype V Japanese encephalitis virus re-emerging after 57 years?

Conclusion

The study identifies a new strain of genotype V Japanese encephalitis virus, suggesting it is re-emerging in endemic areas.

Supporting Evidence

  • Japanese encephalitis virus is a major cause of viral encephalitis worldwide.
  • Genotype V JEV was previously only known from a strain isolated in 1952.
  • The newly identified strain XZ0934 shows significant genetic divergence from other known genotypes.
  • Phylogenetic analysis confirms XZ0934 as a novel strain of genotype V.

Takeaway

Scientists found a new type of Japanese encephalitis virus that hasn't been seen for a long time, which means we need to be careful and watch for it.

Methodology

The study involved isolating the virus from mosquito samples, sequencing its genome, and conducting phylogenetic analysis.

Limitations

The study is limited to a single strain and geographic area, which may not represent the global situation.

Digital Object Identifier (DOI)

10.1371/journal.pntd.0001231

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