CHATSWORTH, Calif.--(BUSINESS WIRE)--North American Scientific, Inc. (Nasdaq:NASI) today announced that it received a letter from The Nasdaq Stock Market (“Nasdaq”) dated December 11, 2007 providing formal notice that the Nasdaq Listing Qualifications Panel has granted the Company’s request for a transfer from the Nasdaq Global Market to the Nasdaq Capital Market, and continued listing on the Nasdaq Capital Market, subject to the following exception: