Wednesday, July 5th a.m. Symposium-Pseudomonas-current problems. Overview of pseudomonas infections; Mechanisms of pathogenicity; Melioidosis ; Antibiotic resistance ; Cystic fibrosis. p.m. Posters and free papers. Thursday, July 6th a.m. Symposium-Emerging zoonoses. Salmonella ; Listeria ; Anthrax ; Borrelia ; Bovine spongiform encephalopathy. p.m. Posters and free papers. Further information may be obtained from the Meetings Secretary: