"immunodeficiency 43"^^ . "hypercatabolic hypoproteinemia"^^ . . _:vb50945856 . "disease_ontology"^^ . "MESH:C565476"^^ . "IMD43"^^ . "B2M deficiency"^^ . . . _:vb50945856 . _:vb50945856 . . _:vb50945856 . "DOID:0111981"^^ . _:vb50945856 . "A primary immunodeficiency disease characterized by recurrent infections, reduced serum concentrations of immunoglobulin G and albumin due to rapid degradation of these proteins, abnormal renal or liver function, and excessive gastrointestinal protein that has_material_basis_in homozygous or compound heterozygous mutation in B2M on chromosome 15q21.1."^^ . "OMIM:241600"^^ . "beta-2-microglobulin deficiency"^^ .