The Company’s indefinite-lived intangible asset, OncoHist, is in-process research and development relating to the Company’s business combination with SymbioTec in 2012. The carrying value of OncoHist was approximately $9.2 million as of March 31, 2019 and December 31, 2018, respectively. No impairment was recorded during the three months ended March 31, 2019 nor during the year ended December 31, 2018. OncoHist is not yet commercialized and, therefore, has not yet begun to be amortized as of March 31, 2019.