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Intangible assets, net
6 Months Ended
Jun. 30, 2016
Intangible assets, net [Abstract]  
Intangible assets, net
7.
Intangible assets, net

At June 30, 2016 and December 31, 2015, intangible assets, net of amortization were comprised of the following (in thousands):
 
  
June 30, 2016
(Unaudited)(1)
  
December 31,
2015
 
Intangible assets
 
$
25,703
  
$
52,563
 
Accumulated amortization
  
(14,212
)
  
(18,971
)
Intangible assets, net
 
$
11,491
  
$
33,592
 

(1) Reflects the effect of the Deconsolidation.

BioTime recognized $2.3 million and $2.6 million in amortization expense of intangible assets, included in research and development, during the six months ended June 30, 2016 and 2015, respectively.