Agilent Technologies Inc. of Santa Clara, Calif., has named Empire Genomics LLC of Buffalo, N.Y., and Welgene Biotech Co. Ltd. of Taipei City, Taiwan, as certified service providers for its microarrays. ExonHit Therapeutics of Paris was recertified. To receive the certification, the laboratories of the respective companies had to successfully complete training in microarray-related sample quality control, labeling, hybridization and analysis.