Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 35,139,109	$ 1,609,694
Short-term investments	50,000	50,000
Accounts receivable	32,453	4,157
Prepaid research and development contracts	297,158	353,434
Other current assets	602,488	209,038
Total current assets	36,121,208	2,226,323
Furniture and equipment, net	138,147	149,595
Deposits	20,960	20,960
Total assets	36,280,315	2,396,878
Current liabilities:
Accounts payable and accrued expenses	2,970,048	2,470,970
Convertible notes		12,386,647
Total current liabilities	2,970,048	14,857,617
Commitments and contingencies (Note 10)
Redeemable convertible preferred stock (all classes)		73,757,890
Stockholders’ equity (deficit):
Common stock, $0.0001 par value per share; 300,000,000 and 17,440,436 shares authorized and 27,049,555 and 1,240,925 shares issued and outstanding at March 31, 2017 and December 31, 2016 respectively.	2,705	124
Additional paid-in capital	125,465,315
Accumulated deficit	(92,157,753)	(86,218,753)
Total stockholders’ equity (deficit)	33,310,267	(86,218,629)
Total liabilities, redeemable convertible preferred stock, and stockholders’ equity (deficit)	$ 36,280,315	$ 2,396,878

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

Name:	us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.