has assay format has endpoint has assay method Pharmacology: Primary Pharmacodynamics fold change cell based format cell-based format dna-coated bead based method gene expression assay transcriptional profiling assay transcriptomic profiling transcriptional profile This assay quantifies the expression level of the entire gene pool in a cell or a subpopulation (e.g. tissue-specific gene expression, kinases) using a bead-based method. transcriptional profiling