title: Old friends for breakfast.
authors: Centre for Infectious Diseases and International Health, Royal Free and University College Medical School, London, UK. g.rook@ucl.ac.uk
authors: G A W
authors: GA
authors: Rook
authors: L Rosa
authors: LR
authors: Brunet
mesh_terms: D001249:Asthma / Q000276:immunology / Q000382:microbiology; D001327:Autoimmune Diseases / Q000276:immunology* / Q000382:microbiology; D003713:Dendritic Cells / Q000276:immunology; D006801:Humans; D006920:Hygiene; D006967:Hypersensitivity / Q000276:immunology* / Q000382:microbiology; D015212:Inflammatory Bowel Diseases / Q000276:immunology* / Q000382:microbiology; D007778:Lactobacillus / Q000276:immunology; D009159:Mycobacteriaceae / Q000276:immunology; D050378:T-Lymphocytes, Regulatory / Q000276:immunology