Mild covid-19 can induce antibodies that can last lifetime, suggests study
In a viral infection, antibody-producing immune cells multiply and circulate in the blood, pushing up antibody levels. Once the infection is cured, most such cells die off, and antibody levels drop. A small population of antibody-producing cells migrate to the bone marrow and settle in
NEW DELHI: Months after recovering from mild covid-19, people still have immune cells in their body pumping out antibodies against the SARS CoV2 virus that causes the disease, and such cells can last a lifetime, a study from researchers at Washington University School of Medicine in St. Louis has indicated.