Gamma-M deficiency predisposing to meningococcal septicaemia.
D000361:Agammaglobulinemia / Q000235:genetics*; D000906:Antibodies / Q000032:analysis; D002648:Child; D002675:Child, Preschool; D003168:Complement Fixation Tests; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D007223:Infant; D008297:Male; D008589:Meningococcal Infections / Q000276:immunology*; D010375:Pedigree; D018805:Sepsis / Q000276:immunology*; D005719:gamma-Globulins / Q000032:analysis
D000906:Antibodies; D005719:gamma-Globulins