The immune system is a network of biological systems that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from...

biology, immunity is the state of being insusceptible or resistant to a noxious agent or process, especially a pathogen or infectious disease. Immunity may...

Immunodeficiency, also known as immunocompromisation, is a state in which the immune system's ability to fight infectious diseases and cancer is compromised...

is a condition that results from an anomalous response of the adaptive immune system, wherein it mistakenly targets and attacks healthy, functioning parts...

up immunity in Wiktionary, the free dictionary. Immunity may refer to: Immunity (medical), resistance of an organism to infection or disease Immunity (journal)...

The adaptive immune system, also known as the acquired immune system, or specific immune system is a subsystem of the immune system that is composed of...

An immune response is a physiological reaction which occurs within an organism in the context of inflammation for the purpose of defending against exogenous...

The human immunodeficiency virus (HIV) is a retrovirus that attacks the immune system. It can be managed with treatment. Without treatment it can lead...

Cellular immunity, also known as cell-mediated immunity, is an immune response that does not rely on the production of antibodies. Rather, cell-mediated...

Humoral immunity is the aspect of immunity that is mediated by macromolecules – including secreted antibodies, complement proteins, and certain antimicrobial...

The innate immune system or nonspecific immune system is one of the two main immunity strategies (the other being the adaptive immune system) in vertebrates...

Immune thrombocytopenic purpura (ITP), also known as idiopathic thrombocytopenic purpura or immune thrombocytopenia, is an autoimmune primary disorder...

disease by activating or suppressing the immune system. Immunotherapies designed to elicit or amplify an immune response are classified as activation immunotherapies...

An immune disorder is a dysfunction of the immune system. These disorders can be characterized in several different ways: By the component(s) of the immune...

up immune in Wiktionary, the free dictionary. Immune usually refers to biological immunity to harmful organisms. Immune may also refer to: Immune (album)...

efficacy of the immune system. Some portions of the immune system itself have immunosuppressive effects on other parts of the immune system, and immunosuppression...

body have immune privilege (no immunity), meaning they are able to tolerate the introduction of antigens without eliciting an inflammatory immune response...

is an undesirable and adverse immune response to an antigen. It is an abnormality in the immune system that causes immune diseases including allergies...

Immune tolerance, also known as immunological tolerance or immunotolerance, refers to the immune system's state of unresponsiveness to substances or tissues...

Sovereign immunity, or crown immunity, is a legal doctrine whereby a sovereign or state cannot commit a legal wrong and is immune from civil suit or criminal...

The zone of immunity (or immunity zone) around a warship is an area from which both plunging fire and direct enemy fire is less effective. The concept...

Witness immunity from prosecution occurs when a prosecutor grants immunity to a witness in exchange for testimony or production of other evidence. In the...

An immune-mediated inflammatory disease (IMID) is any of a group of conditions or diseases that lack a definitive etiology, but which are characterized...

protein belonging to the immunoglobulin superfamily which is used by the immune system to identify and neutralize antigens such as bacteria and viruses...

cells (scientific name leukocytes), also called immune cells or immunocytes, are cells of the immune system that are involved in protecting the body against...

Herd immunity (also called herd effect, community immunity, population immunity, or mass immunity) is a form of indirect protection that applies only to...

the study of immune systems in all organisms. Immunology charts, measures, and contextualizes the physiological functioning of the immune system in states...

there is accumulation of immune complexes (antigen-antibody complexes) that have not been adequately cleared by innate immune cells, giving rise to an...

In immunology, passive immunity is the transfer of active humoral immunity of ready-made antibodies. Passive immunity can occur naturally, when maternal...

several health conditions. These conditions include primary immunodeficiency, immune thrombocytopenic purpura, chronic inflammatory demyelinating polyneuropathy...