Day: December 7, 2021

Computer model: Natural antibodies still effective on the omicron variant

Posted on by Jesse Santiano, M.D.

Research presented in this article answers the question, Are antibodies from natural infection and vaccines effective against the omicron variant? The omicron variant (B1.1.529) has 60 mutations, and fifteen of them are in the receptor-binding domain (RBD). The mutations can change the shape of the RBD and make it unrecognizable to existing antibodies from previous COVID…

Breakthrough infections after two shots: 50% in 1 month, 75% in 3 months.

Posted on by Jesse Santiano, M.D.

Preprint research from the University of France in Lyon answered the question. How soon can you have a breakthrough infection after complete vaccination? They studied 1,630 fully vaccinated individuals from February to July 2021. 94.1% of the samples available for gene sequencing have the Delta variant. Several vaccine strategies are available in France. It can…