Introduction:P.L. Ogra, Mucosal Immunoprophylaxis.Principles of Mucosal Vaccination:J.R. McGhee, Mucosal Vaccines: From Molecular and Cellular Concepts of Mucosal Immunity to Practical Application.M.R. Neutra and J.-P. Kraehenbuhl, Antigen Uptake by M Cells for Effective Mucosal Vaccines.Mucosal Modulation for Induction of Effective Immunity:C.O. Elson, Cholera Toxin as a Mucosal Adjuvant.J.D. Clements, Unique Characteristics of Escherichia coli Heart-Labile Enterotoxin for Mucosal Immunization.H. Kiyono and C. Czerkinsky, Mucosal Vaccines and Oral Tolerance.Current and New Approaches for Mucosal Vaccine Delivery:R. Curtiss III, Attenuated Salmonella as Vectors for Oral Immunization.J. Ulmer, Current View of DNA Immunization for Mucosal Vaccines.S. Langermann, Recombinant BCG as Vector for Mucosal Immunity.C. Morrow, Recombinant Polio as Mucosal Vector.K. Rosenthal, Recombinant Adenovirus as Vector for Mucosal Immunity.R. Gilley, Current View of Microspheres as Mucosal Antigen Delivery System.M. Tomasi, ISCOMS, Liposomes and Oil Based Delivery Systems.S. Hamada and Y. Kodama, Application of Passive Immunity for Mucosal Vaccination.Mucosal Vaccines for Bacterial Diseases:M.R. Levine and M. Sztein, Human Mucosal Vaccines for Salmonella typhi Infection.A.A. Lindberg and T. Pal, Oral Vaccine for Shigella.J.J. Mekalanos, Live, Attenuated Cholera Vaccine.J.R. Holmgren and A.-M. Svennerholm, Oral Cholera and Enterotoxigenic E. coli Vaccines.P.B. Ernst and S. Czinn, Mucosal Immunity to Helicobacter pylori.D. Hoft, Oral BCG.Mucosal Vaccines for Viral Diseases:P.L. Ogra, Polio Viruses and Mucosal Vaccines.P.F. Wright, Mucosal RSV Vaccines.R.B. Couch, Mucosal Influenza Vaccines.R.B. Belshe, Mucosal Parainfluenza Vaccine.M. Conner, M.K. Estes, H. Greenberg, P. Offit, and H.F. Clark, Development of a Mucosal Rotaviros Vaccine.A.Z. Kapikian, Rotavirus Vaccines--The Clinical Experience.C. Miller and T. Lehner, Rectal and Vaginal Immunization for HIV/SIV.Site-Directed Mucsal Vaccine:C. Wira, Mucosal Immunity in the Female Reproductive System.C. Svanborg, Mucosal Immunity in the Urinary System.P. Montgomery and J. Whittum-Hudson, Mucosal Immunity in the Ocular System.S. Tamura and T. Kurata, Intranasal Immunization with Influenza Vaccine.R.J. Genco and R.C. Page, Mucosal Immunity for Oral Diseases.D.J. Lim and G. Morg, Mucosal Immunity in the Middle Ear.Subject Index.