B.1.351 – Dr. Barry Dworkin

In vitro studies reported in NEJM show that Pfizer/Moderna vaccines were still able to neutralize variant B.1.351 from South Africa despite reduction in neutralizing antibodies. Authors’ opinion is that vaccine remains efficacious. More to follow.

February 18, 2021

Medical Mythbusting Commentary for February 18, 2021 Source:Pfizer says South African variant could notably cut down vaccine protection Reference:Neutralizing Activity of BNT162b2-Elicited Serum — Preliminary ReportSerum Neutralizing Activity Elicited by mRNA-1273 Vaccine — Preliminary Report
Ottawa Public Health reports first case of variant from South Africa. Will this intensify restrictions or will measures be relaxed next week by Ontario Government?

February 10, 2021

Medical Mythbusting Commentary for February 10, 2021 Source:Ottawa sees its first case of South African COVID-19 variant

In vitro studies reported in NEJM show that Pfizer/Moderna vaccines were still able to neutralize variant B.1.351 from South Africa despite reduction in neutralizing antibodies. Authors’ opinion is that vaccine remains efficacious. More to follow.