Different Levels of Antibodies Needed for Protection from Various COVID Strains

Levels of antibodies that are enough to protect a person against various novel coronavirus strains are different. That cannot be viewed as a reliable criterion when deciding whether a vaccination is needed or not, said Yekaterina Stepanova, a Russian infectious diseases specialist and a candidate of medical sciences. “As preliminary research shows, various strains require various levels of antibodies. For example, [protection] against the South African strain requires a level of over 1,000 BAU/ml. The level for the delta strain is presumed to be even higher, at 1,500 BAU/ml,” she said. In her words, any level of antibodies shows that…