In March 2006, Lumigen Inc was acquired by Beckman Coulter, Inc. Lumigen, Inc., had supplied chemiluminescent reagents to the clinical immunodiagnostics market. The firm had been involved in the research, development, manufacture and market novel chemiluminescent compounds for use in life science research and medical diagnostics. With their chemiluminescent reagents are now used worldwide in automated systems for the chemiluminescent detection of alkaline phosphatase conjugates and in ultrasensitive assays in the fields of life science research and human identity testing.