Statements of Cash Flows (USD $)	12 Months Ended		71 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013
Cash flows from operating activities:
Net loss	$ (5,285,000)	$ (4,189,000)	$ (13,964,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Common stock issued or issuable for services	252,000	175,000	1,781,000
Share based payments	146,000	135,000	468,000
Depreciation	209,000	99,000	366,000
Abandonment of capitalized patent	4,000	0	4,000
Deferred rent	(4,000)	17,000	31,000
Change in operating assets and liabilities:
Prepaid expenses	(58,000)	377,000	(118,000)
Other assets	0	10,000	(10,000)
Accounts payable	21,000	274,000	791,000
Accrued compensation	418,000	(86,000)	701,000
Net cash used in operating activities	(4,297,000)	(3,188,000)	(9,950,000)
Cash flows from investing activities:
Acquisition of fixed assets	(236,000)	(337,000)	(772,000)
Disbursements for patents and other intangible assets	(845,000)	(531,000)	(1,463,000)
Net cash used in investing activities	(1,081,000)	(868,000)	(2,235,000)
Cash flows from financing activities:
Proceeds from issuance of common stock for cash, net of offering costs	39,000	11,201,000	14,921,000
Proceeds from issuance of short term promissory note	0	98,000	98,000
Principal payments on promissory notes	0	(146,000)	(146,000)
Net cash provided by financing activities	39,000	11,153,000	14,873,000
Net increase (decrease) in cash and cash equivalents	(5,339,000)	7,097,000	2,688,000
Cash and cash equivalents, beginning of period	8,027,000	930,000	0
Cash and cash equivalents, end of period	2,688,000	8,027,000	2,688,000
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	$ 0	$ 1,000	$ 1,000