Excellent working conditions for animal surgery and research. It was here that linphatic vases were seeing for the first time radiographically (in the world) and an experimental cardiac transplantation took place. Now, hepatic transplants in pigs are common. Also, work on biomaterials. The service is available for external use (full service). Animals: (little) mice, guinea pigs, rabbits, goat, sheep, pigs (all with or withot genetic manipulation). Equipment: surgery block (two rooms); ventilators, microscope, ecodopppler, X rays.