A health worker in personal protective equipment (PPE) puts a swab sample into a vial at a school which was turned into a centre to conduct tests for the coronavirus disease (COVID-19), amid the spread of the disease. (Representational Image: Reuters)
According to the researchers, including those from the Harvard Medical School in the US, these antibodies could be detected at similar levels in both blood and saliva, suggesting that saliva could be used as an alternative biofluid for antibody testing.
- PTI Boston
- Last Updated: October 9, 2020, 1:38 PM IST
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Scientists, including one of Indian-origin, have documented the persistence of antibodies that target the novel coronavirus in the blood and saliva of patients with COVID-19 at least three months after symptom onset, a finding that may lead to alternative methods of testing for the viral infection.
The study, published in the…