Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenue
Total revenue	$ 552,221	$ 745,114	$ 2,187,348	$ 2,220,095
Operating expenses
Research and development	1,286,300	1,513,157	3,821,117	5,397,906
General and administrative	1,743,636	1,600,577	5,365,221	5,319,811
Sales and marketing	361,310	330,305	1,117,380	2,345,293
Total operating expenses	3,782,419	3,941,565	11,689,341	14,557,273
Operating loss	(3,230,198)	(3,196,451)	(9,501,993)	(12,337,178)
Other (expense) income
Other (expense) income	(93)	(87,292)	5,210	(87,270)
Interest expense	(28,074)	(90,317)	(140,453)	(173,974)
Foreign currency transaction gains (losses)	3,025	8,018	(6,556)	19,636
Change in fair value of derivative financial instruments	(85)	97,395	8,070	124,139
Total other expense	(25,227)	(72,196)	(133,729)	(117,469)
Loss before income taxes	(3,255,425)	(3,268,647)	(9,635,722)	(12,454,647)
Provision for income taxes	0	0	0	0
Net loss	(3,255,425)	(3,268,647)	(9,635,722)	(12,454,647)
Net loss available to common stockholders	$ (3,255,425)	$ (3,268,647)	$ (9,635,722)	$ (12,454,647)
Net loss per common share - basic and diluted	$ (0.53)	$ (1.74)	$ (1.80)	$ (9.17)
Weighted average shares outstanding - basic and diluted	6,103,746	1,883,137	5,339,936	1,358,260
Net loss	$ (3,255,425)	$ (3,268,647)	$ (9,635,722)	$ (12,454,647)
Other comprehensive gain (loss) - foreign currency translation	1,528	(6,234)	7,062	(13,825)
Comprehensive loss	(3,253,897)	(3,274,881)	(9,628,660)	(12,468,472)
Product [Member]
Revenue
Total revenue	539,856	729,742	1,805,877	2,145,371
Operating expenses
Cost of products and services	292,984	448,407	939,479	1,266,148
Laboratory Service Revenue [Member]
Revenue
Total revenue	12,365	9,070	22,155	41,025
Collaborations Revenue [Member]
Revenue
Total revenue	0	6,302	359,316	33,699
Service [Member]
Operating expenses
Cost of products and services	$ 98,189	$ 49,119	$ 446,144	$ 228,115