New Infectious Disease Society of America guidelines say coronavirus antibody tests are pointless. Serological tests might not be able to confirm a prior COVID-19 infection if the illness occurred more than a few months ago. The society identified three scenarios where antibody tests can be useful, but even then, they’d have to be high-quality tests …
Coronavirus antibodies are a hot topic, as more and more studies look at COVID-19 immunity, and how it can be achieved with the help of vaccines and other drugs. A team of researchers published a theory in BMG Global Health that suggests antibodies could also play a negative role in COVID-19 via an immunological mechanism …
Coronavirus antibody tests have shown that asymptomatic patients are more likely to show low levels of COVID-19 antibodies in the bloodstream as soon as two to three months after the infection. Low levels of antibodies do not indicate an increased risk of reinfection, however, as the immune system also develops a memory of the encounter …
