Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Income Tax Disclosure [Abstract]

Schedule of Deferred Tax Assets

Significant components of the Company’s deferred tax assets as of December 31, 2015 and 2014 are summarized below.

	December 31,
	2015			2014
Capitalized research and development costs	$	150,000		$	150,000
Research and development credits		3,239,000			3,239,000
Stock-based compensation		1,496,000			468,000
Stock options issued in connection with the payment of debt		276,000			-
Net operating loss carryforwards		36,663,000			35,977,000
Accrued compensation		290,000			59,000
Accrued interest due to related party		70,000			109,000
Other, net		13,000			32,000
Total deferred tax assets		42,197,000			40,034,000
Valuation allowance		(42,197,000	)		(40,034,000	)
Net deferred tax assets	$	-		$	-

Reconciliation of Income Tax Rate Federal Statutory Rate and Effective Tax Rate

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, 2015 and 2014.

	Years Ended December 31,
	2015			2014
U. S. federal statutory tax rate		(35.0	)%		(35.0	)%
Stock-based compensation		-	%		27.5	%
Change in valuation allowance		31.1	%		7.6	%
Amortization of warrant discounts		4.0	%		-	%
Fair value of stock options issued in payment of debt		-	%		0.5	%
Other		(0.1	)%		(0.6	)%
Effective tax rate		0.0	%		0.0	%