EX-99.4 2 ex99_4.htm EXHIBIT 4
Exhibit 4

Joint Filing Agreement

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them a Statement on Schedule 13D (including amendments thereto) with regard to the common stock of Fibrocell Science, Inc., and further agree that this Joint Filing Agreement be included as an exhibit to such joint filings.  In evidence thereof, the undersigned, being duly authorized, hereby execute this agreement as of the 9th day of September, 2016.

  /s/ Randal J. Kirk
  Randal J. Kirk
     
  THIRD SECURITY, LLC
     
By:
/s/ Randal J. Kirk
   
Randal J. Kirk
   
Manager
     
  NRM VII HOLDINGS I, LLC
     
 
By:
/s/ Randal J. Kirk
   
Randal J. Kirk
   
Manager
     
  INTREXON CORPORATION
     
 
By:
/s/ Randal J. Kirk
   
Randal J. Kirk
   
Chief Executive Officer