A study of 614 fully vaccinated healthcare professionals India Antibodies found to be “significantly” lacking to fight covid Four months after the first dose.
The findings could help the Indian government decide whether to provide booster shots, as some Western countries do.
The director of the state institute that conducted the study said a decrease in antibodies does not necessarily mean that immunized people lose their ability to respond to disease, as the body’s memory cells can still kick in to provide adequate protection.
“After six months, we will be able to tell you more clearly if and when reinforcements will be needed,” said Sanghamitra Pati of the regional medical center in Bhubaneswar, a city in eastern India. Reuters this Tuesday.
“And we will ask for similar studies in different areas for pan-India data.”
Last month, British researchers said that two doses of the vaccine provided protection. pfizer/biontech And yes astraZeneca After six months the decline started.
The Indian study, published on the Praca da Pesquisa prepress platform but not yet analyzed by the scientific community, is the first of its kind in the country with its two main vaccines: Covishield, a registered version of the vaccine by AstraZeneca. , and the covaxin, domestically developed.
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