Doctors may order a cyclic citrullinated peptide (CCP) antibody test and other exams to confirm or rule out a rheumatoid arthritis (RA) diagnosis. A positive CCP antibody test doesn’t necessarily mean ...

A thyroglobulin antibody (TgAb) test looks for certain antibodies that attack the thyroid. The presence of TbAb in high levels may indicate that someone has an autoimmune condition. To conduct a TgAb ...

In March, as the United States faced a shortage of COVID-19 diagnostic tests to determine who was currently infected with the virus, the Food and Drug Administration began allowing antibody tests into ...

A TPO antibody test helps diagnose autoimmune thyroid diseases like Hashimoto’s thyroiditis. A positive test result means antibodies are present and may indicate a thyroid condition, but other tests ...

Six months ago, you probably didn't think much about antibodies. You maybe didn't even know what they are. The Covid-19 pandemic changed that. Today, we covet antibodies — the tiny blood protein-based ...

‌Your thyroid is a small butterfly-shaped organ in the front of your neck. It has a lot of important roles, including making hormones that control your metabolism and help your body grow and develop.

An innovative new test developed by researchers at MIT promises to offer people the ability to quickly and easily measure their COVID-19 immunity. The test tracks levels of neutralizing antibodies in ...

With more than 30 million people in the United States at least partially vaccinated against covid-19, you may wonder whether the shot has done its duty, arming your immune system to fight off ...

When will life return to normal, or at least a new normal? A major answer to the question of when — and how — Americans can return to public places like work and school could depend on something ...