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Peter T Witkowski1, Patrick Heinemann1, Boris Klempa1

  • 1Institut für Medizinische Virologie, Helmut-Ruska-Haus, Charité-Universitätsmedizin Berlin, Helmut-Ruska-Haus Charitéplatz 1, D-10117 Berlin, Germany.

Biospektrum : Zeitschrift Der Gesellschaft Fur Biologishe Chemie (GBCH) Und Der Vereinigung Fur Allgemeine Und Angewandte Mikrobiologie (VAAM)
|March 29, 2020
PubMed
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A new nested reverse transcription-polymerase chain reaction (RT-PCR) method detects novel hantaviruses, expanding epidemiological understanding. This technique identified the first African hantaviruses and new shrew, mole, and bat reservoirs.

Area of Science:

  • Virology
  • Molecular Biology
  • Epidemiology

Context:

  • Hantaviruses are zoonotic viruses causing severe human illness, including fever and organ failure.
  • Classical virus isolation is limited for epidemiological surveillance of viral pathogens.
  • Molecular detection methods like PCR offer broader insights into viral pathogen diversity.

Purpose:

  • To develop a genus-wide nested reverse transcription-polymerase chain reaction (RT-PCR) format for detecting hantaviruses.
  • To enable the discovery of new hantavirus species and genetic variants.
  • To expand epidemiological surveillance of hantaviruses globally.

Summary:

  • A novel genus-wide nested RT-PCR assay was developed for comprehensive hantavirus detection.
  • This molecular approach facilitated the identification of the first hantaviruses originating from Africa.

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  • The study revealed shrews, moles, and bats as previously unrecognized reservoir hosts for hantaviruses.

    • Impact:

    • Enhances the ability to detect and identify novel hantaviruses, improving global health surveillance.
    • Provides crucial data on the geographic distribution and host range of hantaviruses.
    • Advances understanding of hantavirus epidemiology and the emergence of new viral threats.