As part of the SEROCoV-HUS study, teams from Strasbourg University Hospital, the Institut Pasteur and the CNRS monitored 308 hospital staff who had previously contracted a mild form of SARS-CoV-2. The scientists demonstrated that neutralizing antibodies could be detected in 84% of them up to 6 months after infection, but that the level fell more quickly in men than in women. These results seem to suggest that immunity lasts longer in women than in men.

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