Introduction and Perspectives; L. J. Paradise. Immune Defenses against Intracellular Bacterial Infections; C. Nauciel. Genetic Regulation of Host Responses to Salmonella typhimurium; S. T. Qureshi, et al. Host Resistance and Mycobacterium tuberculosis Infection; J. S. Friedland. The Influence of Adrenal Steroids on Macrophage and T-Cell Function in Tuberculosis; G. A. W. Rook, R. Hernandez-Pando. Mycobacterium leprae as an Opportunistic Pathogen; J. L. Krahenbuhl, L. B. Adams. Immunology and Immunopathology of Mycobacterial Infections; T. H. M. Ottenhoff, et al. Mycobacterium avium-Complex Infections and Immunodeficienty; F. M. Collins. Pathogenesis of Legionella pneumophila Infection; P. S. Hoffman, R. Garduno. Immune Responses to Legionella; T. W. Klein, et al. The Infectious/Pathogenic Processes Driven by Listeria monocytogenes in Laboratory Mice; G. Milon, et al. Rhodococcus equi: Pathogenesis and Replication in Macrophages; P. A. Darrah, et al. Bartonella Infections in the Immunocompromised Host; A. W. O. Burgess, et al. Chlamydia trachomatis Infections; J. Schachter. Chlamydia Infection and Pneumonia; M. V. Kalayoglu, et al. Brucella Infections and Immunity; C. L. Baldwin, R. M. Roop, II. Antibiotic Treatment of Infections with Intracellular Bacteria; H. Hof. Index.