EX-31.1 2 v328698_ex31-1.htm EXHIBIT 31.1

EXHIBIT 31.1

 

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

 

Signature   Title   Date
         
/s/ J. Leonard Ivins   Chief Executive Officer and   November 19, 2012
J. Leonard Ivins   Chairman of the Board