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Prepaid Expenses and Other Current Assets

6 Months Ended

Jun. 30, 2018

Prepaid Expenses And Other Current Assets [Abstract]

Prepaid Expenses and Other Current Assets

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following (in $000s):

	December 31,		June 30,
	2017		2018
Research and development tax credit receivable	$	1,054	$	1,693
Prepayments and VAT receivable		772		998
Other current assets		238		172
	$	2,064	$	2,863

Included in other current assets at June 30, 2018 is $66,000 of receivables. This relates to royalty payments receivable under a December 2005 Asset Purchase Agreement, or APA, whereby Xcyte Therapies, Inc., or Xcyte (a business acquired by the Company in March 2006) sold certain assets and intellectual property to ThermoFisher Scientific Company, or TSC (formerly Invitrogen Corporation) through an APA and other related agreements. The assets and technology were not part of the Company’s product development plan following the transaction between Xcyte and Cyclacel in March 2006. Accordingly, the company recognized $66,000 of other income related to this transaction during the three months ended June 30, 2018.