CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Cash flows used in operating activities:
Net loss:	$ (11,061)us-gaap_NetIncomeLoss	$ (8,817)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation expense	2,565us-gaap_ShareBasedCompensation	1,370us-gaap_ShareBasedCompensation
Depreciation	363us-gaap_Depreciation	158us-gaap_Depreciation
Changes in operating assets and liabilities:
Increase in related party receivables	(5)	(22)
Increase in non-trade receivables	(5)	0
Increase in inventories	(169)us-gaap_IncreaseDecreaseInInventories	(38)us-gaap_IncreaseDecreaseInInventories
Decrease (increase) in prepaid expenses	104	(421)
Increase in accounts payable	126	65
(Decrease) increase in related party payable	(74)	90
Increase (decrease) in accrued and other current liabilities	163	(71)
Net cash used in operating activities	(7,993)	(7,686)
Cash flows used in investing activities:
Additions to property, plant and equipment	(1,164)	(295)
Net cash used in investing activities	(1,164)	(295)
Cash flows from financing activities:
Proceeds from funding provided by Harvard Bioscience, Inc.	0	21,986
Proceeds from issuance of common stock	420	3
Net cash provided by financing activities	420	21,989
Effect of exchange rate changes on cash	1	0
Net (decrease) increase in cash	(8,736)	14,008
Cash at the beginning of the period	14,008	0
Cash at the end of the period	$ 5,272	$ 14,008

The cash inflow from the investment made by parent company during the reporting period.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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