Skip to main content
. 2025 Nov 11;66(4):1703–1706. doi: 10.71480/nmj.v66i4.941

Table 1.

Comparison of the new HKU5-CoV-2 virus with other COVID-19 strains

Feature HKU5-CoV-2 (New Virus) SARS-CoV-2 (COVID-19) SARS-CoV -2 Omicron BF.7 Variant
Virus Origin Bats in China Bats (likely through another animal) Mutation of SARS-CoV-2
Infecting human cells? Yes, but less efficiently Yes Highly transmissible
Human-to-human transmission? Not confirmed Yes Yes, highly contagious
Potential threat? Low (for now, studies ongoing) High High, but causes mild illness in most cases