Major Customers, Partnerships and Strategic Alliances (Tables)

9 Months Ended

Sep. 30, 2014

Biogen [Member]

Revenues recognized under the agreement with Biogen for the three and nine months ended September 30, 2014 are as follows (in thousands):

	Three months ended		Nine months ended
	September 30 ,		September 30 ,
	2014		2014
Revenue related to Biogen Collaboration:
Recognition of upfront fee	$	1,557	$	3,756
Research services		3,508		5,270
Total	$	5,065	$	9,026

Shire AG [Member]

Revenues recognized under the agreement with Shire for the three and nine months ended September 30, 2014 and 2013, were as follows (in thousands):

	Three months ended				Nine months ended
	September 30,				September 30,
	2014		2013		2014		2013
Revenue related to Shire Collaboration:
Recognition of upfront fee	$	542	$	542	$	1,625	$	1,625
Recognition of milestone		1,000		-		1,000		-
Research services		5,002		3,968		15,912		11,340
Total	$	6,544	$	4,510	$	18,537	$	12,965

Sigma-Aldrich Corporation [Member]

Revenues recognized under the agreement with Sigma for the three and nine months ended September 30, 2014 and 2013, were as follows (in thousands):

	Three months ended				Nine months ended
	September 30,				September 30,
	2014		2013		2014		2013
Revenue related to Sigma Collaboration:
Royalty revenues	$	67	$	201	$	270	$	711
License fee and milestone revenues		269		101		447		1,351
Total	$	336	$	302	$	717	$	2,062