Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited)

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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Revenue:        
Products, services, other $ 307,464 $ 196,522 $ 711,611 $ 418,092
Grant revenue    161,214    310,382
Total revenue 307,464 357,736 711,611 728,474
Costs and expenses:        
Cost of products and services 134,453 83,829 312,059 188,373
Research and development 253,238 260,408 484,326 506,866
Selling and marketing 196,074 188,392 367,414 382,292
General and administrative 570,456 683,133 1,176,935 1,233,992
Total operating costs and expenses 1,154,221 1,215,762 2,340,734 2,311,523
Operating loss (846,757) (858,026) (1,629,123) (1,583,049)
Other (expense) income:        
Interest expense (341,649) (63,110) (478,313) (72,013)
Other expense    (208,709)    (208,709)
Change in fair value of derivative liabilities 585,219 63,804 (255,406) 18,359
Total other (expense) income 243,570 (208,015) (733,719) (262,363)
Net loss (603,187) (1,066,041) (2,362,842) (1,845,410)
Accrued dividends on convertible preferred stock (9,606) (39,237) (54,593) (71,410)
Deemed dividends on convertible preferred stock (107,996) (68,634) (1,388,062) (651,182)
Net loss applicable to common shareholders $ (720,789) $ (1,173,912) $ (3,805,497) $ (2,568,002)
Net loss per share attributable to common stockholders - basic and diluted $ (0.05) $ (0.1) $ (0.3) $ (0.22)
Weighted average common stock shares outstanding used in the basic and diluted net loss per share calculation 13,567,472 11,521,794 12,848,751 11,883,797