He is affiliated to U1179 INSERM-UVSQ laboratory, dedicated to biotherapies of neuromuscular system diseases. Major focus of his research activities are metabolic myopathies (pathophysiology and clinical trials), and he coordinates the French registries for mitochondrial disorders, glycogenosis type III, and Pompe disease. He is a member of the French Myology Society (SFM), French Society of Inherited Metabolic Disorders (SFEIM), and boards of the French Glycogenosis Association (AFG) and Garches Fundation.