Property and Equipment

9 Months Ended

Sep. 30, 2017

Property, Plant and Equipment [Abstract]

Property and Equipment

4. Property and Equipment

Property and equipment are recorded at cost and depreciated using the straight-line method over the estimated useful lives, ranging generally from five to seven years. Expenditures for maintenance and repairs are charged to expense as incurred.

Property and equipment consisted of the following:

	September 30 2017			December 31, 2016
Furniture and fixtures	$	55,883		$	55,883
Computers		41,333			38,903
Lab equipment		645,431			587,366
Total		742,647			682,152
Accumulated depreciation		(422,632	)		(322,560	)
Property and equipment, net	$	320,015		$	359,592

Depreciation expense was $100,958 and $98,774 for the nine months ended September 30, 2017 and 2016, respectively.