Divergent humoral responses in mild to moderate SARS-CoV-2 infection over time - indication of persistence of the virus?

J Infect. 2022 Mar;84(3):418-467. doi: 10.1016/j.jinf.2021.11.001. Epub 2021 Nov 6.

¹ Center for Laboratory Medicine, Frohbergstrasse 3, 9000 St. Gallen, Switzerland.
² Empa - Swiss Federal Laboratories for Materials Science and Technology, Lerchenfeldstrasse 5, 9014 St. Gallen, Switzerland; Cantonal Corona Study Group, Oberer Graben 32, 9001 St. Gallen, Switzerland.
³ Cantonal Corona Study Group, Oberer Graben 32, 9001 St. Gallen, Switzerland; Public Health Department, Oberer Graben 32, 9001 St. Gallen, Switzerland.
⁴ Cantonal Corona Study Group, Oberer Graben 32, 9001 St. Gallen, Switzerland.
⁵ Center for Laboratory Medicine, Frohbergstrasse 3, 9000 St. Gallen, Switzerland; Cantonal Corona Study Group, Oberer Graben 32, 9001 St. Gallen, Switzerland.
⁶ Center for Laboratory Medicine, Frohbergstrasse 3, 9000 St. Gallen, Switzerland; Cantonal Corona Study Group, Oberer Graben 32, 9001 St. Gallen, Switzerland. Electronic address: wolfgang.korte@zlmsg.ch.

Abstract

Image, graphical abstract

Keywords: Antibodies; COVID-19; IgA; SARS-CoV-2; Serology.