Selected Balance Sheet Information (Tables)

12 Months Ended

Dec. 31, 2013

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Other Current Assets [Table Text Block]

Prepaid expenses and other current assets (in thousands):

	December 31,
	2013		2012
Intrexon prepaid research and development expenses - See Note 10	$	1,361	$	2,412
Prepaid insurances		177		35
Prepaid expenses		53		45
Other receivables		-		17
Total	$	1,591	$	2,509

Property, Plant and Equipment [Table Text Block]

Property and equipment (in thousands): 

	December 31,
	2013		2012
Manufacturing equipment	$	-	$	297
Computer and office equipment		45		35
Software		11		-
Laboratory equipment		-		133
		56		465
Less accumulated depreciation		(19)		(242)
Total	$	37	$	223

Accrued Expenses [Table Text Block]

Accrued liabilities (in thousands): 

	December 31,
	2013		2012
Accrued manufacturing costs	$	662	$	-
Accrued vendor payments		220		-
Compensation		3		-
Total	$	885	$	-