title: Phagocytosis and killing of Streptococcus pyogenes by human alveolar macrophages.
abstract: In contrast to human polymorphonuclear leukocytes and monocytes, alveolar macrophages were able to readily phagocytose and kill an M protein-positive Streptococcus pyogenes strain after opsonization in normal human serum.
mesh_terms: D001433:Bacteriolysis; D006801:Humans; D066298:In Vitro Techniques; D008264:Macrophages / Q000276:immunology*; D009000:Monocytes / Q000276:immunology; D009895:Opsonin Proteins; D010586:Phagocytes / Q000276:immunology; D010587:Phagocytosis; D011650:Pulmonary Alveoli / Q000276:immunology; D013297:Streptococcus pyogenes / Q000276:immunology*
chemical_list: D009895:Opsonin Proteins