Exhibit 10.5

CERUS CORPORATION

Amended and Restated 2008 Equity Incentive Plan

RESTRICTED STOCK UNIT AGREEMENT

Pursuant to the Restricted Stock Unit Grant Notice (“Grant Notice”) and this Restricted Stock Unit Agreement (“Agreement”) (collectively, the “Award”), Cerus Corporation (the “Company”) has awarded you, pursuant to its Amended and Restated 2008 Equity Incentive Plan (the “Plan”), the number of Restricted Stock Units as indicated in the Grant Notice. Defined terms not explicitly defined in this Restricted Stock Unit Agreement but defined in the Plan shall have the same definitions as in the Plan.

The details of your Award are as follows.

1. VESTING. Subject to the limitations contained herein, your Award shall vest as provided in the Grant Notice, provided that vesting shall cease upon the termination of your Continuous Service. Any Restricted Stock Units that have not vested shall be forfeited upon the termination of your Continuous Service.

2. DIVIDENDS. You shall not receive any payment or other adjustment in the number of your Restricted Stock Units for dividends or other distributions that may be made in respect of the shares of Common Stock to which your Restricted Stock Units relate.

3. ISSUANCE AND DELIVERY OF STOCK CERTIFICATES. Subject to the satisfaction of the withholding obligations set forth in Section 11 of this Agreement, and except as set forth in Section 5 of this Agreement, (i) the Company will issue to you those shares of the Company’s Common Stock that vested under your Restricted Stock Units on each scheduled vesting date indicated in your Grant Notice and (ii) the stock certificates (the “Certificates”), issued in your name, representing any such vested shares of Common Stock will be delivered to you as soon as practicable after each scheduled vesting date.

4. NUMBER OF SHARES. The number of Restricted Stock Units subject to your Award may be adjusted from time to time for capitalization adjustments, as provided in Section 13(a) of the Plan.

5. EFFECT OF Change in Control. Notwithstanding the issuance schedule set forth in Section 3 above, if the Company consummates a Change in Control then if your Continuous Service has not terminated as of the effective Date of the Change in Control, this Award will become fully vested and all shares of Common Stock subject to this Award shall be issued on the effective date of the Change in Control.

6. SECURITIES LAW COMPLIANCE. You may not be issued any shares of Common Stock under your Award unless the shares are either (i) then registered under the Securities Act or (ii) the Company has determined that such issuance would be exempt from the registration requirements of the Securities Act. Your Award must also comply with other applicable laws and regulations governing the Award, and you shall not receive such shares if the Company determines that such receipt would not be in material compliance with such laws and regulations.

7. RESTRICTIVE LEGENDS. The shares of Common Stock issued under your Award shall be endorsed with appropriate legends, if any, determined by the Company.

8. TRANSFERABILITY. Your Award is not transferable, except by will or by the laws of descent and distribution.

9. AWARD NOT A SERVICE CONTRACT. Your Award is not an employment or service contract, and nothing in your Award shall be deemed to create in any way whatsoever any obligation on your part to continue in the service of the Company or an Affiliate, or on the part of the Company or an Affiliate to continue such service. In addition, nothing in your Award shall obligate the Company or an Affiliate, their respective stockholders, boards of directors, Officers or Employees to continue any relationship that you might have as an Employee, Director or Consultant for the Company or an Affiliate.

10. UNSECURED OBLIGATION. Your Award is unfunded, and as a holder of vested Restricted Stock Units subject to your Award, you shall be considered an unsecured creditor of the Company with respect to the Company’s obligation, if any, to issue shares of Common Stock pursuant to Section 3 of this Agreement.

11. NOTICES. Any notices provided for in your Award or the Plan shall be given in writing and shall be deemed effectively given upon receipt or, in the case of notices delivered by the Company to you, five (5) days after deposit in the United States mail, postage prepaid, addressed to you at the last address you provided to the Company.

12. Electronic Delivery. The Company may, in its sole discretion, decide to deliver any documents related to current or future participation in the Plan by electronic means.  You hereby consent to receive such documents by electronic delivery and agree to participate in the Plan through an on-line or electronic system established and maintained by the Company or a third party designated by the Company.

13. HEADINGS. The headings of the Sections in this Agreement are inserted for convenience only and shall not be deemed to constitute a part of this Agreement or to affect the meaning of this Agreement.

14. AMENDMENT. Nothing in this Agreement shall restrict the Company’s ability to exercise its discretionary authority pursuant to Section 3 of the Plan; provided, however, that no such action may, without your consent, adversely affect your rights under your Award and this Agreement.

15. MISCELLANEOUS.

(a) The rights and obligations of the Company under your Award shall be transferable to any one or more persons or entities, and all covenants and agreements hereunder shall inure to the benefit of, and be enforceable by the Company’s successors and assigns.

(b) You agree upon request to execute any further documents or instruments necessary or desirable in the sole determination of the Company to carry out the purposes or intent of your Award.

(c) You acknowledge and agree that you have reviewed your Award in its entirety, have had an opportunity to obtain the advice of counsel prior to executing and accepting your Award and fully understand all provisions of your Award.

16. GOVERNING PLAN DOCUMENT. Your Award is subject to all the provisions of the Plan, the provisions of which are hereby made a part of your Award, and is further subject to all interpretations, amendments, rules and regulations which may from time to time be promulgated and adopted pursuant to the Plan. In the event of any conflict between the provisions of your Award and those of the Plan, the provisions of the Plan shall control.

17. CHOICE OF LAW. The interpretation, performance and enforcement of this Agreement shall be governed by the law of the state of California without regard to such state’s conflicts of laws rules.