LONDON--Subsidiaries of pharmaceutical company Chiroscience Group here will provide bioinformatics support and other services to the biopharmaceutical company Geron, Menlo Park, Calif., under terms of an agreement announced earlier this month. The research collaboration will focus on diseases associated with the process of aging, capitalizing on the discovery by Chiroscience's Darwin Molecular of the gene for Werner's Syndrome, a condition that causes premature aging.