Prepaid Expenses and Other Current Assets

6 Months Ended

Jun. 30, 2018

5. Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following:

	June 30, 2018		December 31, 2017
Prepaid research and development expenses	$	3,165	$	2,289
Short-term deposits		1,195		1,346
Other prepaid assets		595		516
Value added tax receivable		592		281
Deferred IPO expenses		-		180
Research and development tax credit receivable		130		133
Prepaid insurance		598		117
Interest receivable		167		95
Total	$	6,442	$	4,957