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[9] This reaction occurs with some groups within the complex enzymes, proteins, and nucleic acids in the bacterial cell. Webster Introduction Classification History and examination Primary immunodeficiency Secondary immunodeficiencies Antibody-deficiency thinkforex demo Binary Option Nomenclature Major types of antibody deficiency Infections associated with hypogammaglobulinaemia Gastrointestinal infectionscomplications Prognosis Diagnosis Treatment Major defects in cellular (T cell) immunity Defects in the interferon-gIL-12 pathway and susceptibility to mycobacteria Inherited syndromes associated with immunodeficiency Defects in DNA repair Other rare syndromes associated with severe infectio n Immunodeficiency associated with other congenital or inherited disorders Lymphoid malignancy Drugs Viruses Immunodeficiency secondary to metabolic and nutritional defects Increased catabolismloss of immunoglobulin Further reading Introduction The primary immunodeficiencies have provided a valuable insight into the critical components of the immune system for protection against infection.

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