Income Taxes (Tables)
 12 Months Ended
Dec. 31, 2013
Income Tax Disclosure [Abstract]  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Significant components of the Company's deferred tax assets as of December 31, 2013 and 2012 are summarized below. 
 
 
 
December 31,
 
 
 
2013
 
2012
 
Start-up and organization costs
 
$
56,000
 
$
63,000
 
Research credits
 
 
95,000
 
 
68,000
 
Contingent liability
 
 
31,000
 
 
31,000
 
Net operating loss carryforwards
 
 
2,939,000
 
 
2,421,000
 
Total deferred tax assets
 
 
3,121,000
 
 
2,583,000
 
Valuation allowance
 
 
(3,121,000)
 
 
(2,583,000)
 
Net deferred tax assets
 
$
—
 
$
—
 
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Reconciled below is the difference between the income tax rate computed by applying the U.S. federal statutory rate and the effective tax rate for the years ended December 31, 2013 and 2012.
 
 
 
Years Ended
December 31,
 
 
2012
 
2012
 
 
 
 
 
 
 
 
 
 
U. S. federal statutory tax rate
 
 
(34.0)
%
 
 
(34.0)
%
Non-deductible stock-based compensation
 
 
2.9
%
 
 
8.6
%
Non-deductible fair value of warrant extensions
 
 
—
%
 
 
10.8
%
Non-deductible fair value of warrant discounts
 
 
—
%
 
 
3.2
%
Adjustment to deferred tax asset
 
 
(1.3)
%
 
 
(2.0)
%
Change in valuation allowance
 
 
32.4
%
 
 
13.4
%
Effective tax rate
 
 
0.0
%
 
 
0.0
%