The Breakefield laboratory is on the 6th floor, west end, of Bldg, 149, Massachusetts General Hospital-East (Charlestown Navy Yard). The building is carded so you will need to go to the security desk at the East or West entrances of the building and have them call up to have someone from the laboratory escort you up. You can call Mary Cox (724-6891), Robin Sobolewski (724-6863) or Xandra Breakefield (726-5728).

By Public Transportation: Take the T (Green Line) to North Station and the MGH/Partners http://www.partners.org/ourhosp/shuttleschedule/mgh_cny.html shuttle bus to the Charlestown Navy Yard MGH East Research Building (Building 149). The shuttle goes every 15 minutes during working hours (less often on weekends and holidays).

By Car: From Storrow Drive: At the end of Storrow Drive (just beyond the MGH Main Campus) take a left onto the McGrath-O'Brien Highway. The Museum of Science will be on your left. At the first set of lights, proceed right onto the Gilmore Bridge, then at the next lights take a right onto Rutherford Avenue. Turn left at the second lights onto Chelsea Street. The Navy Yard and the US Constitution will be on your right. Continue on Chelsea Street through three sets of traffic lights (about 1 mile). At the fourth set of lights take a right and the MGH East Navy Yard Research Building (Bldg. 149) will be one block away on the right. Take the first left to the MGH Parking Garage, which is connected to the Research Building by overhead walkways.

Massachusetts General Hospital, Building 149, 13th Street Charlestown, MA 02129