👉 The term "antiagglutinin" refers to a protein that is involved in the process of antiviral immunity. Antigens are substances that can trigger an immune response, and antibodies are proteins that bind to these antigens and neutralize them. Antibodies are produced by the immune system and are responsible for recognizing and destroying infected cells or pathogens. Antigens may include viruses, bacteria, fungi, parasites, and other microorganisms. Antigens are often encoded on the surface