Credit: Matt Miller/Washington University
Physician assistant Philana Liang prepares a vial of COVID-19 vaccine on the Washington University Medical Campus. New research from Washington University School of Medicine in St. Louis has found that new variants of the virus that causes COVID-19 can evade antibodies that work against the original form of the virus that sparked the pandemic, potentially undermining the effectiveness of vaccines and antibody-based drugs now being used to prevent or treat COVID-19.