Notice Of Tm Bioscience Corporation Conference Call

TORONTO, Aug. 10 /PRNewswire-FirstCall/ - Tm Bioscience Corporation will release financial results for its second quarter on Monday, August 14th, 2006 after market close. Tm Bioscience will hold an analyst conference call on Tuesday, August 15th at 8:00 am (EST) hosted by Mr. Greg Hines, President and Chief Executive Officer, and Mr. Jim Pelot, Chief Financial Officer and Chief Operating Officer.

DATE: August 15th, 2006 TIME: 8:00 am, Eastern Standard Time WEBCAST: A live audio webcast of the call will be available at www.tmbioscience.com. Webcast attendees are welcome to listen to the conference in real-time or on-demand at your convenience. The webcast will be archived for 90 days. Please connect to this website at least 15 minutes prior to the conference call to ensure adequate time for any software download that may be needed to hear the webcast. About Tm Bioscience - Putting the Human Genome to Work(TM)

Tm Bioscience is a DNA-based diagnostics company developing a suite of genetic tests. Tm Bioscience’s product pipeline includes tests for genetic disorders, drug metabolism, and infectious diseases. Tm Bioscience is located in Toronto, Ontario. Additional information about Tm Bioscience can be found at www.tmbioscience.com.

Tm Bioscience

CONTACT: Tm Bioscience, James Smith, The Equicom Group, Tel.: (416)815-0700, Email: jsmith@equicomgroup.com