Exhibit 31.4
Certification of Chief Financial Officer pursuant to Exchange Act Rules 13a-14
and 15d-14, as adopted pursuant to Section 302 of Sarbanes-Oxley Act of 2002
I, Louis J. Arcudi, III, Chief Financial Officer of Idera Pharmaceuticals, Inc., certify that:
| 1. | | I have reviewed this Amendment No. 1 on Form 10-K/A of Idera Pharmaceuticals, Inc.; and |
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| 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. |
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| Date: October 9, 2009 | /s/ Louis J. Arcudi, III | |
| | Louis J. Arcudi, III | |
| | Chief Financial Officer | |
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