Medically reviewed by Laura Young, MD Key Takeaways A positive herpes IgG test result means you have or had a herpes ...

Hepatitis A blood tests check for immunoglobulin M (IgM) and immunoglobulin G (IgG) antibodies. An IgG-positive and IgM-negative result may suggest immunity to hepatitis A. A doctor may request a ...

A positive rubella IgG test indicates immunity to rubella, meaning that the pregnant person and the fetus cannot contract this virus. If a person contracts rubella, also known as German measles, ...

Researchers at UMC Utrecht developed two first-in-class antibodies that block FcγRI, offering new options to reduce ...

That is one of the biggest questions in the world right now, and many people are looking to COVID-19 antibody tests for the answer. These blood tests search for the presence of antibodies against SARS ...

In a recent Journal of Infection and Chemotherapy study, researchers investigate the dynamics of anti-spike immunoglobulin G (IgG) levels against the severe acute respiratory syndrome coronavirus 2 ...

Researchers from the United States have conducted a study on coronavirus disease 19 (COVID-19) convalescent patients (CP) and post-vaccinated (PV) population to identify the minimal levels of antibody ...