Bhubaneswar, Oct. 20 -- New York: Scientists have developed a new lab testing procedure for the detection of antibodies against SARS-CoV-2 that gives results more quickly than existing assays and specifically identifies so-called "neutralizing" antibodies - those that protect by blocking infection of cells.

"With many assays currently in use, we can detect antibodies, but that doesn't tell us if they're neutralizing antibodies. We only know the level of antibodies someone has," said study author Shan-Lu Liu from Ohio State University in the US.

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"Some antibodies might be protective, some might not be protective, and some might even en...