The present invention relates to a method for diagnosing a disease comprising the step detecting in a sample comprising antibodies from a patient an autoantibody binding to DAGLA, an immobilized polypeptide comprising DAGLA or a variant thereof, a use of a polypeptide comprising DAGLA or a variant thereof for the diagnosis of a disease, an isolated autoantibody binding to DAGLA, a use of the autoantibody for the diagnosis of a disease, a method for isolating an autoantibody binding DAGLA, a pharmaceutical composition or medical device comprising DAGLA or a variant thereof, a kit for the diagnosis of a disease comprising said polypeptide or said medical device and a use of said polypeptide or autoantibody for the manufacture of a kit or medical device.
DIAGNOSIS OF A NEUROAUTOIMMUNE DISEASE