Attached files

file filename
EX-10.27 - AGREEMENT, DATED AS OF AUGUST 1, 2006 - Diadexus, Inc.dex1027.htm
10-Q/A - FORM 10-Q AMENDMENT NO. 1 - Diadexus, Inc.d10qa.htm

Exhibit 31.1

CERTIFICATION

I, James P. Panek, certify that:

 

1. I have reviewed this Amendment No. 1 to the Quarterly Report on Form 10-Q of diaDexus, Inc.; and

 

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

 

Date: August 15, 2011  

/s/ James P. Panek

  James P. Panek
  Principal Executive and Financial Officer