title: In defense of defenses.
authors: Center for Lung Research, School of Medicine, Vanderbilt University, Nashville, Tennessee 37202.
authors: K L
authors: KL
authors: Brigham
mesh_terms: D006801:Humans; D008214:Lymphocytes / Q000276:immunology*; D008264:Macrophages / Q000276:immunology*; D009504:Neutrophils / Q000276:immunology*; D013296:Streptococcus pneumoniae / Q000276:immunology