Antibodies Protect Against COVID-19 Reinfection

April 2021 Print this issue After obtaining COVID-19, most people’s bodies build antibodies to help

April 2021

Print this issue

After obtaining COVID-19, most people’s bodies build antibodies to help struggle it off. These are special molecules created by the body’s disorder defense program, the immune program. A analyze uncovered that people with these antibodies were being significantly less most likely to get COVID-19 once again.

Scientists seemed at additional than 3 million people who had an antibody examination for SARS-CoV-two. SARS-CoV-two is the virus that will cause COVID-19.

They uncovered that about 11% of people had SARS-CoV-two antibodies. A lot more than 88% had a destructive examination. And significantly less than one% of tests were being inconclusive.

The scientists seemed at who arrived down with COVID-19 following the examination. They analyzed up to thirty days, 31–60 days, 61–90 days, and additional than 90 days following.

About 3% to four% of people with destructive antibody tests acquired COVID-19 in every single time period. But those who had antibodies were being significantly less most likely to have COVID-19 as time went on. Only .3% of the people with antibodies had a good COVID-19 examination additional than 90 days following. Individuals without antibodies were being ten situations additional most likely to get the disorder.

The results counsel that people who have a good consequence from an antibody examination may be at reduced chance for foreseeable future an infection with SARS-CoV-two.

NIH’s Dr. Lynn Penberthy, who led the investigate crew, clarifies that additional questions still will need to be answered. “We are even so inspired by this early acquiring,” she claims.