TUCSON, Ari.--(BUSINESS WIRE)--Ventana Medical Systems, Inc. (NASDAQ: VMSI), the global leader in tissue-based cancer diagnostics, today announced that President and Chief Executive Officer Christopher Gleeson and Senior Vice President and Chief Financial Officer Larry Mehren will present at the UBS Global Life Sciences Conference, on Monday, September 24, 2007, at 8:00 a.m. Eastern time at the Grand Hyatt New York, in New York City.