ST. LOUIS--Washington University recently closed deals with Affymetrix for GeneChip access and Amersham Pharmacia Biotech to purchase MegaBace sequencing machines. Affymetrix and the university signed an AcademicAccess agreement to grant the school's researchers use of the company's standard and custom GeneChip arrays, instrumentation, and software to monitor gene expression for research purposes. The arrangement, which includes standard terms, conditions, and volume discount pricing provisions, will allow all of the university's researchers broad access to GeneChip technology.