👉 Oxyphilous is a medical term that refers to a specific type of immune response in which white blood cells, such as T lymphocytes and B lymphocytes, have an increased ability to attack and destroy infected or damaged cells. This type of immune response is often characterized by the production of a "cytokine," also known as interferon-γ, which is involved in killing infected cells. The term "oxyphilous" comes from the fact that the immune system responds primarily to foreign