Balance Sheets - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 25,342,000	$ 36,079,000
Prepaid expenses and other current assets	585,000	232,000
Total current assets	25,927,000	36,311,000
Property and equipment, net	796,000	407,000
Restricted cash	10,000	94,000
Intangible assets	60,500,000	0
Goodwill	16,864,000	0
Other assets	0	13,000
Total assets	104,097,000	36,825,000
Current liabilities:
Accounts payable	1,667,000	1,246,000
Accrued expenses	1,774,000	1,794,000
Notes payable, current portion	0	4,134,000
Deferred revenue, current portion	425,000	406,000
Due to related party	114,000	0
Total current liabilities	3,980,000	7,580,000
Other liabilities	0	423,000
Notes payable, net of current portion	0	9,763,000
Warrant liability	5,000	115,000
Deferred tax liability	16,335,000	0
Contingent consideration	45,100,000	0
Commitments and contingencies (Note 9)
Stockholders’ equity:
Preferred stock, $0.001 par value per share; 5,000,000 shares authorized at December 31, 2016 and 2015 and no shares issued and outstanding at December 31, 2016 and 2015	0	0
Common stock, $0.001 par value per share; 200,000,000 shares authorized at December 31, 2016 and 2015 and 24,531,964 and 19,619,124 shares issued and outstanding at December 31, 2016 and 2015, respectively	25,000	20,000
Additional paid-in capital	161,963,000	144,126,000
Accumulated deficit	(123,311,000)	(125,202,000)
Total stockholders’ equity	38,677,000	18,944,000
Total liabilities and stockholders’ equity	$ 104,097,000	$ 36,825,000