STATEMENTS OF OPERATIONS (USD $)	3 Months Ended		6 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Income Statement [Abstract]
GRANT INCOME AND OTHER	$ 197,620	$ 67,157	$ 334,458	$ 180,301
OPERATING EXPENSES:
Research and development	5,035,544	4,153,998	9,890,365	8,173,539
Depreciation and amortization	55,905	51,444	112,518	108,143
General & administrative	2,865,514	2,088,150	8,086,659	4,059,364
Total operating expenses	7,956,963	6,293,592	18,089,542	12,341,046
OPERATING LOSS	(7,759,343)	(6,226,435)	(17,755,084)	(12,160,745)
LOSS ON DERIVATIVE INSTRUMENTS	(4,782,796)	(7,132,348)	(2,619,826)	(5,521,531)
INTEREST INCOME	27,531	30,882	56,643	62,639
INTEREST EXPENSE	(41,628)	(37,679)	(83,287)	(80,361)
NET LOSS	(12,556,236)	(13,365,580)	(20,401,554)	(17,699,998)
ISSUANCE OF ADDITIONAL SHARES DUE TO RESET PROVISIONS				(1,117,447)
NET LOSS AVAILABLE TO COMMON SHAREHOLDERS	$ (12,556,236)	$ (13,365,580)	$ (20,401,554)	$ (18,817,445)
NET LOSS PER COMMON SHARE
BASIC	$ (0.17)	$ (0.24)	$ (0.27)	$ (0.36)
DILUTED	$ (0.17)	$ (0.24)	$ (0.27)	$ (0.36)
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING
BASIC AND DILUTED	75,847,869	56,239,562	74,540,112	52,183,654