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Philadelphia Marriott Downtown
1201 Market Street, Philadelphia, PA 19107
Phone: 1-215-625-2900 (not to be used for reservations)
Fax: 1-215-625-6000
Web Address: (Please note this website link is for general hotel information only and should not be use for reservation request.)

Rooms have been blocked at Philadelphia Marriott Downtown at a reduced seminar rate of $164.00 (Single rate) and $184 (Double rate) plus applicable sales tax. Room reservations for the seminar are to be made by individual attendees directly with Marriott Reservations online at or by calling at 1-800-320-5744. In order to receive this special rate, callers must identify their affiliation with the group name, NIH Regional Seminar.

All reservations must be guaranteed with a major credit card. Any reservations canceled within 48 hours of arrival will be charged one night's room and tax.

Reservations by attendees must be completed on or before March 12, 2010. After this date, rooms will not be available at the seminar rate. 

If you require assistance with your reservation or experience difficulties, please contact Ripple Conference Services by e-mail at

For more information on hotel amenities and services, please visit

Philadelphia Co-Ambassadors:
University of Pennsylvania, Philadelphia
Thomas Jefferson University, Philadelphia