Collaboration and License Agreements (Tables)

3 Months Ended

Mar. 31, 2013

Collaboration and License Agreements

Summary of license maintenance fees and royalties related to the agreements recorded

The following table summarizes the license maintenance fees and royalties paid to M.I.T. and recorded in the three months ended March 31, 2013 and 2012 (in thousands):

	For the ThreeMonthsEndedMarch 31, 2013		For the ThreeMonthsEndedMarch 31, 2012
License maintenance fees	$	21	$	39
Royalties	108		441
Total	$	129	$	480