The round table “Modelos experimentales de patología infecciosa” (Experimental models in infectious diseases) was held in Barcelona (May 12, 1999). Dr. José María Miró and Dr. José María Gatell (Infectious Diseases Service, Hospital Clínico Universitario Barcelona) chaired this meeting. All presentations and discussions were published in the monograph number 26 (“Monografías Dr. Antonio Esteve”, only published in Spanish).