Labor Diagnostika Nord

Labor Diagnostika Nord (LDN) is a specialized German biotechnology company that develops, manufactures, and markets high-quality in-vitro diagnostic (IVD) test systems. Founded in 1996 and based in Nordhorn, the company focuses on niche markets such as neuroscience, endocrinology, cardiovascular research, and food safety. Their extensive product portfolio includes assays for catecholamines, histamine, melatonin, and serotonin, utilizing established technologies like ELISA, RIA, and LC-MS/MS. LDN serves clinical laboratories and research institutions worldwide through a robust distribution network. In 2021, the company was acquired by the French biotech firm ImmuSmol to create a leader in the measurement of small molecule biomarkers.