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Updated Dec 28, 2020 | 10:05 IST A study suggests that coronavirus antibodies wane significantly within several months of infection and preferentially target a different part of the virus in mild cases than in comparison to severe ones. COVID-19 severity is affected by the proportion of antibodies targeting crucial viral protein | Photo Credit: Pixabay  Washington: Coronavirus antibodies wane significantly within several months of infection and preferentially target a different part of the virus in mild cases than in comparison to severe ones, suggest the findings of a new study. The findings which were published in Science Immunology identifies new links between the course of the disease and a patient s immune response to it. They also raise concerns about whether people can be re-infected, whether antibody tests to detect prior infection may underestimate the breadth of the pandemic and whether vaccinations may need to be repeated at regular intervals

District of columbiaUnited statesOliver wirzKatharina roltgenBenjamin pinskyBryan stevensAbigail powellScott boydPeter kimCentre of excellenceNational cancer institute seronet serological sciences networkStanford health carePhoto creditScience immunologyLudwig professorNational cancer institute