Immunology is the study of immune systems in all organisms, their functions, disorders, and applications. Learn about the history, classification, components, and tests of immunology, as well as its relevance to medicine and biotechnology. Immunology is a rapidly advancing field with many specialized areas of study. The complexity with which the immune system combats infection rivals the complexity of the numerous types of microbes that can cause disease. This article does not aim to provide an in-depth review of immunology. Table of Contents Immune System Types of Immune System Innate Immune System Adaptive Immune System Immunology and Diseases Symptoms of Immune Dysfunction Immunology Techniques Applications of Immunology Immunology Definition “The study of the immune system, the cell-mediated and humoral aspects of immunity and immune responses.” Immunology is a branch of biology involved with the study of the immune system, components of the immune system, its biological processes, the physiological ... Immunology: Know the meaning of immunology and the immune system, their types, examples, treatments, and symptoms.