Researchers discovered that individuals with antibodies from pure infections had been “at a lot decrease threat … on the order of the identical sort of safety you’d get from an efficient vaccine,” of getting the virus once more, mentioned Dr. Ned Sharpless, director of the U.S. Nationwide Most cancers Institute, which carried out one of many research.
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“It’s extremely, very uncommon” to get reinfected, he mentioned.
Each research used two kinds of checks. One is a blood check for antibodies, which connect to a virus and assist to remove it; antibodies can linger for a lot of months after an infection. The opposite sort of check makes use of nasal or different samples to detect the virus or bits of it, suggesting present or latest an infection.
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