The nose key to winning the war against COVID-19
Researchers assess the respiratory mucosal immunity elicited by COVID-19 vaccination.
Source: news-medical.net
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New insights into SARS-CoV-2 immunity gained from natural infection
Antibody-secreting cells (ASCs) peaked at 3-4 weeks and were still being produced at 3-4 months in patients hospitalized with COVID-19, according to a study published in the peer-reviewed journal Viral Immunology.
Source: news-medical.net
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How long does natural immunity produced by SARS-CoV-2 infection last?
A new study posted to the bioRxiv* preprint server followed the adaptive immune response in convalescent patients from Swedish and Italian cohorts—which had earlier shown long-lasting adaptive immune responses to the G614 strain—for 15 months. Here, specific antibody levels and neutralizing antibody titers were tested against variants of concern (VOCs).
Source: news-medical.net