[mrsmith]

Development of “pancoronavirus” vaccines. Early days but promising.

https://www.sciencemag.org/news/2021/04/vaccines-can-protect-against-many-coronaviruses-could-prevent-another-pandemic?utm_campaign=news_daily_2021-04-15&et_rid=60658150&et_cid=3736250

[mrsmith]

variant p.1 and “wild” immunity

https://science.sciencemag.org/content/early/2021/04/13/science.abh2644

“we estimate that P.1 may be 1.7–2.4-fold more transmissible, and that previous (non-P.1) infection provides 54–79% of the protection against infection with P.1 that it provides against non-P.1 lineages.”