CAMBRIDGE, Mass.--(BUSINESS WIRE)--CombinatoRx, Incorporated (NASDAQ: CRXX) today announced that the company will hold its 2007 Research & Development Day Event on Tuesday, July 24, 2007 from 8:30-12:00 pm ET at its office in Cambridge, MA. President and CEO, Alexis Borisy, along with other members of the CombinatoRx team plan to provide a detailed update on the CombinatoRx product pipeline. Interested parties may access the live webcast of the presentation by visiting the CombinatoRx website at www.combinatorx.com.