Antibodies are disease-fighting proteins that play a crucial role in the immune system. Antibodies recognize infectious invaders, such as bacteria and viruses, and help the body eliminate them.

Researchers have measured the antibody levels and types in hospitalized coronavirus disease 2019 (COVID-19) patients with different disease severity. Their results suggest gut immune pathways could ...

Antigens and antibodies play vital but distinct roles in illness and disease. One tries to wreak havoc on our health while the other fights to protect it. Simply put, antigens can make you sick, and ...

From the 1980s, therapeutic protein drugs — monoclonal antibodies, proteins, antibody-drug conjugates, bispecific antibodies, etc. — have been widely employed in the treatment of HIV, tumors and other ...