Inventory (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2013

Dec. 31, 2012

Dec. 31, 2011

Aldagen Inc [Member]

Schedule of Inventory, Current [Table Text Block]

The carrying amounts of inventories are as follows:

	March 31,		December 31,
	2013		2012
Raw materials	$	57,504	$	79,090
Finished goods		876,741		1,091,007
	$	934,245	$	1,170,097

Inventory consisted of the following:

	December 31, 2012		December 31, 2011
Raw materials	$	79,090	$	15,216
Finished goods		1,091,007		532,943
	$	1,170,097	$	548,159

Inventories consist of the following as of December 31, 2011 and 2010:

	2011		2010
Raw materials	$	11,352	$	13,191
Finished goods		39,854		46,588
Total inventories	$	51,206	$	59,779