
The International Union of Immunological Societies recognises eight classes of primary immunodeficiencies, totaling over 120 conditions. Combined T- and B-cell immunodeficiencies In these disorders both T lymphocytes and often B lymphocytes, regulators of adaptive immunity, are dysfunctional or decreased in number. The main members are various types of severe combined immunodeficiency (SCID). * T-/B+ SCID [...]









