A study has established the importance of immunoglobulin A, an antibody that is part of the immune system, in generating a response to pneumonia vaccines. Researchers have found that the absence of ...

Antibodies are one of the most specific tools for the detection and capture of molecular targets­­. The right antibody can play a key role in revealing the presence, quantity, dynamics, and even ...

PD-L1 expression and microsatellite instability in tumors of unknown primary site. This is an ASCO Meeting Abstract from the 2022 ASCO Annual Meeting I. This abstract does not include a full text ...

Vertebrates with a defined immune system, such as humans, have an immune response consisting of an innate and adaptive response, also known as a specific response. The specific response is tailored to ...

Rheumatoid factor (RF) is a type of antibody, an immune system protein that helps the body fight foreign substances like bacteria and viruses, called antigens. Antibodies, also known as ...

Immunoglobulin A (IgA) deficiency is the most common primary immunodeficiency in humans. It can increase the risk of allergies, asthma, and autoimmune disease. Primary immunodeficiencies are ...