Note 11 - Revenue

9 Months Ended

Sep. 30, 2018

Notes to Financial Statements

Revenue from Contract with Customer [Text Block]

11. Revenue

We currently operate as

one

operating segment focusing on biopreservation media.

The following table disaggregates revenue by market segment and distributors:

	Three Month Period Ended				Nine Month Period Ended
	September 30,				September 30,
	2018		2017		2018		2017
Net product sales:
Regenerative medicine	$	2,875,861	$	1,599,916	$	7,964,499	$	3,734,724
Distributors		1,886,885		759,826		4,621,280		2,213,880
Drug discovery		275,747		320,206		915,745		1,087,014
BioBanking		254,582		283,463		784,287		851,759
Total	$	5,293,075	$	2,963,411	$	14,285,811	$	7,887,377