Summary of Significant Accounting Policies (Tables)

6 Months Ended

Sep. 30, 2016

Summary Of Significant Accounting Policies Tables

Summary of stock-based compensation expense

	Three Months Ended				Six Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
Research and development expense:
Stock option grants	$	82,000	$	31,900	$	126,000	$	47,400
Warrants granted to officer in March 2014		—		2,900		—		5,700
Warrants granted to officer in September 2015		—		852,200		—		852,200
		82,000		887,000		126,000		905,300
General and administrative expense:
Stock option grants		116,800		9,100		180,700		16,100
Warrants granted to officers and directors
in March 2014		—		3,900		—		7,800
Warrants granted to officers, directors and
consultants in September 2015		—		2,840,700		—		2,840,700
		116,800		2,853,700		180,700		2,864,600
Total stock-based compensation expense	$	198,800	$	3,740,700	$	306,700	$	3,769,900

Warrant assumptions

Assumption:	June 2016			September 2016
Market price per share at grant date	$	3.49		$	4.27
Exercise price per share	$	3.49		$	4.27
Risk-free interest rate		1.34	%		1.29	%
Contractual or estimated term in years		6.68			6.25
Volatility		81.69	%		83.26	%
Dividend rate		0.0	%		0.0	%
Shares		655,000			125,000
Fair Value per share	$	2.50		$	3.05

Assumption:	Warrants			Employee Options	Non-employee Options
Market price per share at grant date	$	9.11	$	9.11	$	9.11
Exercise price per share	$	9.25	$	9.25	$	9.25
Risk-free interest rate		1.52%		2.02%		2.20%
Contractual or estimated term in years		5.00		6.25		10.00
Volatility		77.19%		79.48%		103.42%
Dividend rate		0.0%		0.0%		0.0%
Shares		650,000		60,000		30,000
Fair Value per share	$	5.68	$	6.35	$	8.27

Schedule of potentially dilutive securities excluded from computation of earnings per share

	As of September 30,
	2016		2015
Series A Preferred stock issued and outstanding (1)		750,000		750,000
Series B Preferred stock issued and outstanding (2)		1,160,240		3,426,523
Series C Preferred stock issued and outstanding (3)		2,318,012		-
Outstanding options under the 2008 and 1999 Stock Incentive Plans		1,100,643		296,738
Outstanding warrants to purchase common stock		4,678,414		4,687,211
Warrant shares issuable to PLTG upon exchange of Series A Preferred
under the terms of the October 11, 2012 Note Exchange and Purchase
Agreement, as subsequently amended		-		535,715
Total		10,007,309		9,696,187
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