A team from the Altered Molecular Mechanism in Alzheimer's Disease and Dementia laboratory, led by Javier Sáez Valero, a researcher at the Institute for Neurosciences (IN), a joint centre of the Miguel Hernández University of Elche (UMH) and the Spanish National Research Council (CSIC), has identified increased levels of the protein meprin-β in the brain and cerebrospinal fluid of people with Alzheimer's disease.