Universitat Autònoma de Barcelona (UAB) Oct 27 2025 A team led by the UAB Institut de Neurociències (INc-UAB) has for the first time identified the mechanism behind a potentially fatal type of epilepsy, a symptom of mitochondrial diseases. The discovery, based on mouse models, challenges the traditional idea that these disorders are caused by a generalized energy deficiency and instead reveals a precise disfunction in specific brain circuits. Mitochondrial diseases are a group of very severe