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Related Concept Videos

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Related Experiment Video

Updated: Jan 19, 2026

Titration of Human Coronaviruses Using an Immunoperoxidase Assay
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Structural insights into coronavirus entry.

M Alejandra Tortorici1, David Veesler2

  • 1Department of Biochemistry, University of Washington, Seattle, WA, United States; Institut Pasteur, Unité de Virologie Structurale, Paris, France; CNRS UMR 3569, Unité de Virologie Structurale, Paris, France.

Advances in Virus Research
|September 17, 2019
PubMed
Summary
This summary is machine-generated.

Coronaviruses cause deadly pneumonia, with SARS-CoV and MERS-CoV outbreaks highlighting urgent needs. Research into viral entry and cross-species transmission is crucial for pandemic preparedness.

Keywords:
CoronavirusFusion proteinMembrane fusionProteolytic activationSpike glycoproteinVaccine design

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Area of Science:

  • Virology
  • Infectious Diseases
  • Molecular Biology

Background:

  • Coronaviruses (CoVs) have caused significant human pneumonia outbreaks, including SARS-CoV (2002) and MERS-CoV (2012).
  • These zoonotic viruses demonstrate cross-species transmission, originating from bats/civets (SARS-CoV) and camels (MERS-CoV).
  • Current treatments and vaccines are lacking for the six known human coronaviruses.

Purpose of the Study:

  • To review the infection mechanisms of coronaviruses.
  • To understand viral entry and cross-species transmission.
  • To inform preparedness for future zoonotic CoV outbreaks.

Main Methods:

  • Review of recent structural and biochemical studies on coronaviruses.
  • Analysis of CoV infection pathways.
  • Examination of zoonotic spillover events.

Main Results:

  • Coronaviruses utilize specific mechanisms for host cell entry.
  • Understanding these mechanisms is key to preventing cross-species transmission.
  • Bats and birds represent significant reservoirs for diverse CoVs.

Conclusions:

  • Further investigation into coronavirus infection mechanisms is essential.
  • Developing effective treatments and vaccines is a priority.
  • Enhanced surveillance and preparedness are needed due to the high zoonotic potential of CoVs.