Recent research indicates that different strains of the novel coronavirus SARS-CoV-2 do indeed have meaningful differences in pathogenicity.
This was difficult to confirm previously.
SCMP summary article:
https://www.scmp.com/news/china/science/article/3080771/coronavirus-mutations-affect-deadliness-strains-chinese-study
Original">https://www.scmp.com/news/chin... preprint:
https://www.medrxiv.org/content/10.1101/2020.04.14.20060160v1">https://www.medrxiv.org/content/1...
This was difficult to confirm previously.
SCMP summary article:
https://www.scmp.com/news/china/science/article/3080771/coronavirus-mutations-affect-deadliness-strains-chinese-study
Original">https://www.scmp.com/news/chin... preprint:
https://www.medrxiv.org/content/10.1101/2020.04.14.20060160v1">https://www.medrxiv.org/content/1...
The extent to which strain virulence differences may explain regional variation in case growth and outcomes is not yet clear, but it is very suggestive.
Another useful implication: https://twitter.com/Pharmaheretic/status/1252382829335293952?s=20">https://twitter.com/Pharmaher...