A recent editorial published in the Journal of Virology summarized the evidence on severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) origin hypotheses. Two leading hypotheses about SARS-CoV ...

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and severe acute respiratory syndrome coronavirus (SARS-CoV) are members of the subgenus Sarbecovirus, whose genomic length is around ...

Since the SARS-CoV-2 pandemic began three years ago, its origin has been a topic of much scientific — and political — debate. Two main theories exist: The virus spilled over from an animal into people ...

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