Scott Kahn, PhD, has been named vice president and chief information officer for Illumina (San Diego). Kahn previously was chief scientific officer at Accelerys. Illumina is developing next-generation tools enabling large-scale analysis of genetic variation and function.

Byron Hewett has been named president and chief operating officer of Immunicon (Huntingdon Valley, Pennsylvania). Hewett previously served as the company's chief operating officer and general manager for cancer products. Concurrently, Edward Erickson, CEO and chairman, reported his intention to step down as CEO on March 31, 2006. Immunicon develops cell-based research and human diagnostic products with an initial focus on cancer disease management.

Stephen DeFalco has been named chief operating officer of MDS (Toronto), effective June 6. DeFalco will succeed John Rogers, who plans to retire by the end of 2005, as president and CEO at that time. DeFalco is currently chairman and CEO of U.S. Genomics, a company he joined in 2003. Prior to U.S. Genomics, DeFalco served as president of PerkinElmer Instruments and senior vice president of PerkinElmer. MDS provides products and services supporting the drug development and disease diagnosis processes.

Raymond Land has been appointed senior vice president and CFO for Orchid BioSciences (Princeton, New Jersey), effective June 6. Land succeeds Michael Spicer, who resigned in December. Land most recently was the CFO for Genencor International, recently acquired by Danisco. Orchid provides identity DNA testing services for the human identity and agriculture markets.

Recom Managed Systems (Los Angeles) named Pamela Bunes CEO and president. Bunes was named to the company's board of directors last month. She also was acting as a consultant to Recom. Dr. Lowell Harmison, former principal deputy of the U.S. Department of Health and Human Services, will continue in his roles as a consultant and a director of the company and will assist Bunes as Recom's co-CEO throughout the period of transition. Bunes most recently was employed by Biosense Webster, a Johnson & Johnson (J&J) subsidiary. Recom also reported that its board of directors has secured a five-year employment commitment from Rodney Hildebrandt, Recom's chief operating officer, secretary and board member. Terms have not been disclosed. Hildebrandt was a founding executive of Ethicon Endo-Surgery, also a unit of the J&J subsidiary. Most recently, he served as that company's director of corporate communications. Recom Managed Systems is an emerging life sciences company focused on the monitoring and detection of disease through continuous biomedical signal monitoring.

Douglas Sinclair has been named CFO of Stentor (Brisbane, California), replacing Guy Anthony, who has re-signed to pursue personal interests. Sinclair most recently served as CFO and chief operating officer of Vertical Networks. Through its iSyntax technology, Stentor has created iSite PACS for image distribution, radiology reading and online long-term storage.

Christopher Jones has joined Tensys Medical (San Diego) as chief operating officer. Jones comes to Tensys from Nellcor, where he has worked the last nine years, most recently as vice president of marketing. Tensys Medical manufactures the T-line continuous, non-invasive blood pressure system.