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Immunogenicity

Meaning

Immunogenicity is the capacity of a substance, such as a drug, hormone, or foreign molecule, to provoke an immune response in the body. In clinical endocrinology and hormone therapy, this term is specifically used to describe the potential for an administered compound to be recognized as foreign, leading to the production of antibodies against it. High immunogenicity in a therapeutic agent, like a peptide or protein hormone, can reduce its efficacy by neutralizing its action or, in rare cases, trigger adverse immunological reactions.