ExpressOn is a product-based biotech company operating from excellent laboratory facilities at the Roslin BioCentre in Scotland. This presentation will give an overview of ExpressOn’s core technology and intellectual property in the area of short-oligo microarrays. It will also outline our proprietary platform technology, the ACCESSarray？？4000™. This is a fully degenerate 6-base microarray able to determine accessible binding regions on any nucleic acid. It is used to design siRNA, antisense and nucleic acid probes and has utility in functional genomics, target validation and drug development. ACCESSarray？？4000™ is supported by a comprehensive quality and customer management infrastructure.