GIBBSTOWN, N.J.--(BUSINESS WIRE)--EMD Chemicals Inc., a subsidiary of Merck KGaA, Darmstadt, Germany, a leading supplier of assays, reagents, and chemicals for the life science and drug discovery market, announced today a research and commercial collaboration with MitoSciences Inc., a leading developer of antibodies and immunoassays for measuring mitochondrial and metabolic function, whose products are used by basic researchers, drug developers and clinicians.