Balance Sheet Details (Tables)

6 Months Ended

Jun. 30, 2019

Balance Sheet Details [Abstract]

Property and Equipment

	June 30, 2019		December 31, 2018
Laboratory equipment	$	9,204,000	$	6,990,000
Furniture and fixtures		627,000		627,000
Office and computer equipment		347,000		260,000
Leasehold improvements		3,513,000		3,266,000
Total		13,691,000		11,143,000
Less: accumulated depreciation		(10,259,000)		(7,894,000)
Property and equipment, net	$	3,432,000	$	3,249,000