‘Antibody protection can last upto 9-12 months’
IIPH-Hyderabad Director Dr. G.V.S. Murthy, informed that the antibody protection against COVID variants including Omicron is waning off over 6-9 months after vaccination and 9-12 months after a booster. But, at the same time, the other aspect of protection against infection is called ‘cell-mediated immunity’.
The Hindu ·