Note 9 - Accounts payable and accrued liabilities:

12 Months Ended

Dec. 31, 2011

Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]

9.     Accounts payable and accrued liabilities

Accounts payable and accrued liabilities comprise of:

	2011		2010
Trade accounts payable	$	351	$	603
Accrued contract research		1,066		2,693
Employee-related accruals		746		1,051
Other accrued liabilities (1)		1,025		1,358
	$	3,188	$	5,705

(1)   Included in other accrued liabilities at December 31, 2011 is an amount of $59 (December 31, 2010 - $146) owing to a related party (note 17).