Leasehold Improvements and Equipment (Tables)

6 Months Ended

Jun. 28, 2014

Leasehold Improvements And Equipment

Leasehold improvements and equipment

	June 28, 2014		December 28, 2013
Laboratory equipment	$	3,021,510	$	2,782,364
Leasehold improvements		495,240		491,125
Computer equipment		328,216		372,851
Furniture and fixtures		13,039		18,313
Office equipment		7,877		7,877
Construction in progress		37,702		40,126
		3,903,584		3,712,656
Less accumulated depreciation		2,685,233		2,649,417
	$	1,218,351	$	1,063,239