Jeff Gilchrist Profile picture
PhD Biomedical researcher, data scientist, and finder of large prime numbers. Views are my own. @jeffgilchrist@mstdn.science @jeffgilchrist.bsky.social

Apr 28, 10 tweets

*** Ontario Variant Update | Apr 28 ***

There was some competition for variant dominance during the month of March but the NB.1.8.1.* "Nimbus" family currently holds first place with 49.5% while the XFG.* "Stratus" family sits at 38.1% of sequenced genomes from COVID tests. 🧵1/

The BA.3.2 "Cicada" family has been slowing climbing and now above 10%. 2/

Looking at specific variants, RC.5 Nimbus currently holds first place at 13.4%, SH.1 Nimbus is a close second at 13.3%, RC.6 Nimbus is making a comeback at 11.3%, XFG.1.1.2 Stratus is at 8.2%, RT.2 Cicada at 7.2%, PQ.2.1 Nimbus at 5.2%, and RE.1.2 Cicada at 2.1%. 3/

As time goes, keeping track of the virus evolution is getting more complex. You can learn more about how variant naming works and mutations from this document ( ). 4/docs.google.com/document/d/1q0…

The SanKey diagram shows you variant lineages and you can follow back where that variant came from. 5/

You can find weekly Ontario stats including variants at ( ). 6/covid.gilchrist.ca/Ontario.html

The visualization tool for variants was created by ( @Mike_Honey_ ) and the source of this data can be found at ( ). 7/app.powerbi.com/view?r=eyJrIjo…

To learn how to create a Sankey diagram of variants circulating in your area, please read this guide ( ). 8/

To learn how to see what variants are circulating in your area, please read this guide ( ). 9/

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