Some antibodies against foreign antigens can react to similar self-antigens,causing an autoimmune disease.

Question

Quizplus · Accepted Answer

This phenomenon is known as molecular mimicry, where the immune system produces antibodies against a foreign antigen that shares similar amino acid sequences with self-antigens. As a result, the antibodies can mistakenly attack and damage the body's own tissues, leading to autoimmune diseases.

Some Antibodies Against Foreign Antigens Can React to Similar Self-Antigens,causing