Market Regulation Services Inc.

Market Regulation Services Inc.

January 30, 2007 16:41 ET

Market Regulation Services Inc.: Halt, YM Biosciences Inc.

TORONTO, ONTARIO--(CCNMatthews - January 30, 2007) -



MARKET REGULATION SERVICES INC.

The following issue(s) have been halted by Market Regulation Services
Inc.

Company Name: YM Biosciences Inc.

TSX Symbol: YM

Reason: Pending news

Halt Time: 16:39 EST

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