They used blood samples from 20 people who received the vaccine, made by Pfizer and its German partner BioNTech, during a large study of the shots. Antibodies from those vaccine recipients successfully fended off the virus in lab dishes, according to the study posted late Thursday on an online site for researchers.
The study is preliminary and has not yet been reviewed by experts, a key step for medical research.
Zdroj: Pfizer study suggests vaccine works against virus variant
