MilliporeSigma is the U.S. and Canada Life Science business of Merck KGaA, Darmstadt, Germany, providing over 300,000 products focused on scientific discovery, biomanufacturing, and testing services. Our expertise includes developing molecular tools, labware, sample prep, antibodies, cell culture, live cell analysis, biochemicals, and biomarker immunoassays for research, diagnostics, and therapeutics.