Siemens Healthineers (ETR:SHL) and Novartis (NYSE:NVS) have agreed to jointly design, develop and commercialize diagnostic tests for therapeutic products across Novartis’ therapeutic pipeline, the companies announced today. The first project will be a serum neurofilament light chain (NfL) immunoassay for patients with multiple sclerosis (MS) and other neurological diseases. NfL is a highly specific biomarker for nerve…