Molecular evolution of Azagny virus, a newfound hantavirus harbored by the West African pygmy shrew (Crocidura obscurior) in Côte d'Ivoire
2011

Discovery of Azagny Virus in West African Pygmy Shrew

Sample size: 74 publication Evidence: moderate

Author Information

Author(s): Kang Hae Ji, Kadjo Blaise, Dubey Sylvain, Jacquet François, Yanagihara Richard

Primary Institution: John A. Burns School of Medicine, University of Hawaii at Manoa

Hypothesis

Are there additional hantaviruses present in sub-Saharan Africa, particularly in shrews?

Conclusion

A new hantavirus, Azagny virus, was found in the West African pygmy shrew, indicating the potential for more hantaviruses in sub-Saharan Africa.

Supporting Evidence

  • Azagny virus was detected in the West African pygmy shrew, indicating a new hantavirus presence in Africa.
  • Phylogenetic analysis showed that Azagny virus shares a common ancestry with Tanganya virus.
  • The study suggests that the common ancestor of all hantaviruses likely originated in Eurasia.

Takeaway

Scientists found a new virus in a small shrew in Africa, showing that there might be more unknown viruses in the area.

Methodology

Lung tissues from various shrew species were collected and analyzed for hantavirus RNA using RT-PCR.

Limitations

The study was limited by the inability to design effective primers for full genome sequencing of the new hantavirus.

Participant Demographics

The study involved various species of shrews captured in Côte d'Ivoire.

Digital Object Identifier (DOI)

10.1186/1743-422X-8-373

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