Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenue
Total revenue	$ 788,901	$ 703,210	$ 1,635,127	$ 1,474,981
Operating expenses
Research and development	1,304,388	1,762,234	2,534,817	3,884,749
General and administrative	1,831,063	1,750,018	3,621,585	3,719,234
Sales and marketing	426,297	909,402	756,070	2,014,988
Total operating expenses	4,044,813	4,893,208	7,906,922	10,615,708
Operating loss	(3,255,912)	(4,189,998)	(6,271,795)	(9,140,727)
Other (expense) income
Interest and other income	5	22	5,303	43
Interest expense	(54,533)	(53,813)	(112,379)	(83,657)
Foreign currency transaction (losses) gains	(21,762)	8,998	(9,581)	11,618
Change in fair value of derivative financial instruments	(11)	26,744	8,155	26,744
Total other expense	(76,301)	(18,049)	(108,502)	(45,252)
Loss before income taxes	(3,332,213)	(4,208,047)	(6,380,297)	(9,185,979)
Provision for income taxes	0	0	0	0
Net loss	(3,332,213)	(4,208,047)	(6,380,297)	(9,185,979)
Net loss available to common stockholders	$ (3,332,213)	$ (4,208,047)	$ (6,380,297)	$ (9,185,979)
Net loss per common share - basic and diluted	$ (0.57)	$ (3.73)	$ (1.29)	$ (8.45)
Weighted average shares outstanding - basic and diluted	5,826,947	1,128,426	4,950,517	1,086,477
Net loss	$ (3,332,213)	$ (4,208,047)	$ (6,380,297)	$ (9,185,979)
Other comprehensive gain (loss) - foreign currency translation	18,113	(3,834)	5,534	(7,591)
Comprehensive loss	(3,314,100)	(4,211,881)	(6,374,763)	(9,193,570)
Product [Member]
Revenue
Total revenue	632,525	681,127	1,266,021	1,415,629
Operating expenses
Cost of products and services	303,663	392,791	646,495	817,741
Laboratory Service Revenue [Member]
Revenue
Total revenue	1,100	15,850	9,790	31,955
Collaborations Revenue [Member]
Revenue
Total revenue	155,276	6,233	359,316	27,397
Service [Member]
Operating expenses
Cost of products and services	$ 179,402	$ 78,763	$ 347,955	$ 178,996