Certification of the Principal Financial Officer Pursuant to Section 302

EX-31.4 4 dex314.htm CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECTION 302 Certification of the Principal Financial Officer Pursuant to Section 302

Exhibit 31.4

CERTIFICATION

I, Kevin D. Green, certify that:

1. I have reviewed this Amendment No. 1 to the quarterly report on Form 10-Q/A of Cerus Corporation; 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 30, 2011				/s/ Kevin D. Green
				Kevin D. Green
				Vice President, Finance and Chief Accounting Officer (Principal Financial Officer)