title: Absence of activity of first component of complement in man: association with thymic alymphoplasia and defective inflammatory response.
mesh_terms: D000917:Antibody Formation; D001772:Blood Cell Count; D001853:Bone Marrow / Q000032:analysis; D001854:Bone Marrow Cells; D003165:Complement System Proteins / Q000032:analysis* / Q000097:blood; D005260:Female; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000503:physiopathology*; D007231:Infant, Newborn; D007249:Inflammation / Q000276:immunology / Q000503:physiopathology*; D010587:Phagocytosis; D012884:Skin Window Technique; D013950:Thymus Gland / Q000002:abnormalities*
chemical_list: D003165:Complement System Proteins