immunity deficiency

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• Immunity in Health and Disease — The prime function of immune system is to protect the host against the invading pathogens. The body tries its best to overcome various strategies of infectious agents (bacteria, viruses), and provides immunity.Some of the important immunological… …   Wikipedia

• deficiency — An insufficient quantity of some substance (as in dietary d. or hemoglobin d. in marrow aplasia); organization (as in mental d.); activity (as in enzyme d. or reduced oxygen carrying capacity of the blood), etc., of which the amount present is of …   Medical dictionary

• Passive immunity — is the transfer of active humoral immunity in the form of readymade antibodies, from one individual to another. Passive immunity can occur naturally, when maternal antibodies are transferred to the fetus through the placenta, and can also be… …   Wikipedia

• Dopamine beta hydroxylase deficiency — Classification and external resources Dopamine beta hydroxylase is the enzyme responsible for converting dopamine (pictured) to norepinephrine. OMIM …   Wikipedia

• ADA deficiency — Lack of normal adenosine deaminase (ADA) activity, a genetic (inherited) condition causing one form of severe combined immunodeficiency ((SCID) disease. It is said to be combined in that there is dysfunction of both B and T lymphocytes with… …   Medical dictionary

• Humoral immune deficiency — Humoral immune deficiencies are conditions which cause impairment of humoral immunity, which can lead to immunodeficiency. It can be mediated by failures of B cells, the plasma cells they differentiate into, or the antibody secreted by the plasma …   Wikipedia

• acquired immune deficiency syndrome — n AIDS * * * acquired immunodeficiency syndrome (AIDS) the most severe manifestation of disease due to infection with human immunodeficiency virus (HIV). The criteria established by the Centers for Disease Control and Prevention for the diagnosis …   Medical dictionary

• selective IgA deficiency — the most common immunodeficiency disorder: deficiency of IgA with normal levels of the other immunoglobulin classes and normal cellular immunity. It is marked by recurrent sinopulmonary infections and an increased incidence of allergy,… …   Medical dictionary

• severe combined immune deficiency — Pathol. a group of rare congenital disorders in which both cell mediated and humoral immunity are lacking, causing susceptibility to a wide variety of illnesses and an inability to live in a normal environment. Also, severe combined… …   Universalium

• severe combined immune deficiency — noun see severe combined immunodeficiency * * * Pathol. a group of rare congenital disorders in which both cell mediated and humoral immunity are lacking, causing susceptibility to a wide variety of illnesses and an inability to live in a normal… …   Useful english dictionary

• immunodeficiency — A condition resulting from a defective immune mechanism; may be primary (due to a defect in the immune mechanism itself) or secondary (dependent upon another disease process), specific (due to a defect in either the B lymphocyte or the T… …   Medical dictionary