Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Property and equipment consist of the following:

	December 31,
	2014		2013
Laboratory equipment	$	1,454,000	$	431,000
Office and computer equipment		59,000		65,000
Leasehold improvements		185,000		—
Total gross fixed assets		1,698,000		496,000
Less: accumulated depreciation and amortization		(478,000)		(351,000)
Property and equipment, net	$	1,220,000	$	145,000

Property, Plant and Equipment, Schedule of Significant Acquisitions and Disposals [Table Text Block]

Depreciation expense totaled $127,000 and $82,000 for the years ended December 31, 2014 and 2013, respectively.

	Gross		Accumulated		Property and
	Fixed Assets		Depreciation		Equipment, net
December 31, 2013	$	496,000	$	(351,000)	$	145,000
2014 Additions		1,202,000		—		1,202,000
Depreciation expense		—		(127,000)		(127,000)
December 31, 2014	$	1,698,000	$	(478,000)	$	1,220,000