https://www.news-medical.net/news/20210627/

Swedish-study-reveals-how-long-immunity-lasts-after-mild-COVID.aspx Download PDF Copy By Jocelyn Solis-MoreiraJun 27 2021 …

Research led by Asa Bjorndal from the Public Health Agency of Sweden investigated people’s antibody response after mild symptoms. The findings showed Immunoglobulin G (IgG) antibodies that target the spike protein remained stable after 8 months. But antibodies targeting SARS-CoV-2’s nucleocapsid protein waned over time…