Interferons [Chemical/Ingredient] Proteins secreted by vertebrate cells in response to a wide variety of inducers. They confer resistance against many different viruses, inhibit proliferation of normal and malignant cells, impede multiplication of intracellular parasites, enhance macrophage and granulocyte phagocytosis, augment natural killer cell activity, and show several other immunomodulatory functions. D007372 N0000008154 Interferons Interferon 5886 Interferons M0011491 C0021747 C26672 Cytokines [Chemical/Ingredient]