INSTITUT NATIONAL DE LA RECHERCHE SCIENTIFIQUE – INRS IMAGE: INRS PROFESSOR KESSEN PATTEN, SPECIALIST IN AMYOTROPHIC LATERAL SCLEROSIS (ALS) AND HOLDER OF THE ANNA SFORZA DJOUKHADJIAN RESEARCH CHAIR. CREDIT: CHRISTIAN FLEURY Amyotrophic lateral sclerosis, or ALS, attacks nerve cells known as motor neurons in the brain and spinal cord, gradually leading to paralysis. The loss...