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Written by Anuradha Mascarenhas
, Edited by Explained Desk | Pune |
Updated: November 21, 2020 12:04:47 pm
Health worker collecting a sample during Serological survey of Covid 19 testing at the Darya Ganj Ramjas School on Thusday in New Delhi. Express Photo By Amit Mehra 06 August 2020A new study in Pune has revealed that nearly 85% of the people who had been found infected with novel coronavirus in a serosurvey, conducted earlier, had developed neutralising antibodies. In other words, these people had developed immunity against the disease.
It is sometimes thought that everyone who is infected with a disease-causing virus, and recovers, becomes immune to the disease, because they build antibodies against it. But that is not the case. While the creation of antibodies is necessary for the recovery process, it does not guarantee immunity against a future attack from the same virus. Immunity comes from what are known as “neutralising” or “protective” antibodies.
So, what are these?
Neutralising antibodies, like other antibodies that are created to fight the disease, are nothing but proteins. These are a small subset of the disease-specific antibodies that are generated once an infection has occurred. The neutralising antibodies become special because they have the ability to thwart the entry of the …
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