Israel National NewsNews BriefsIsraeli study: Booster increases COVID-19 antibodies by 40 times Israeli study: Booster increases COVID-19 antibodies by 40 times Dec 22, 2021, 11:59 AM (GMT+2)New research by Assuta Ashdod shows booster dose of COVID-19 vaccine significantly increases antibody levels in immunocompromised patients. Read moreFound a mistake? Contact us