BioLegend develops highly recognized, world-class antibodies, recombinant proteins, and reagents manufactured at our facilities in San Diego, California. We strive to provide the highest quality products at an outstanding value, with superior customer service and technical support. Our portfolio includes tools for immunology, neuroscience, cell biology, cancer research, and proteogenomics, and the broadest selection of fluorophore conjugates for multi-color flow cytometry. Our 20,000+ products have been cited in 30,000+ peer-reviewed publications. BioLegend operates under an ISO 13485:2003 certified quality management system.