Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities
Net loss	$ (6,847,761)	$ (7,818,833)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities
Restricted stock expense	55,713	153,470
Depreciation	190,984	194,244
Option expense	472,350	591,622
Changes in:
Other current assets	355,309	(309,103)
Accounts payable - third parties and related parties	446,234	132,591
Accrued expenses	(298,692)	394,281
Deferred revenue	1,896,255	(656,523)
Other assets	19,470	15,621
Net cash used in operating activities	(3,710,138)	(7,302,630)
Cash flows from investing activities
Purchase of property & equipment	(11,779)	(127,222)
Net cash used in investing activities	(11,779)	(127,222)
Cash flows from financing activities
Common stock and warrants sold for cash, net of offering costs	12,095,294	0
Cash generated from exercise of warrants	3,810	0
Net cash provided by financing activities	12,099,104	0
Net change in cash and cash equivalents	8,377,187	(7,429,852)
Cash and cash equivalents at beginning of period	9,906,373	23,644,542
Cash and cash equivalents at end of period	18,283,560	16,214,690
Cash paid for:
Interest	1,035	0
Income taxes	0	0
NON-CASH TRANSACTIONS
Unpaid additions to property and equipment	0	6,825
Subscription receivable	$ 0	$ 49,847