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**EXHIBIT      10.39**

**EXECUTION      COPY**

**FORM      OF VOTING AGREEMENT**

**Agreement**
**Parent**
**Stockholder**
**Company**

**RECITALS      **

**Merger Agreement**
**Merger**

**Exchange      Act**
**Shares**
**Options**

**Expiration Time**
**Transfer**
**[exercises of Options and]**
**[or (D) that is a sale (other than a      Constructive Sale) in the open market through a brokers’ transaction (as defined      in Rule 144(g) under the Securities Act of 1933, as      amended)]**
**Constructive Sale**

**New Shares**

**[cause the Shares and any New Shares to be counted as present      thereat for purposes of establishing quorum.]**

**Proxy**

|                                                                                          |              |
|------------------------------------------------------------------------------------------|--------------|
| GENENTECH,              INC.                                                             |
|                                                                                          |              |
| By:                                                                                      |    |
| Name:                                                                                    |    |
| Title:                                                                                   |    |
|                                                                                          |
| STOCKHOLDER:                                                                             |
|                                                                                          |
|                                                                                |
| Signature                                                                                |
|                                                                                |
| Print              Name                                                                  |
|                                                                                          |
| Shares:                                                                                  |
| Company              Common              Stock: ___________________________________ |
| Company              Options: _________________________________________             |
|                                                                                          |
| Stockholder’s              address for notice:                                     |
|                                                                                          |
|                                                                                |
|                                                                                |
|                                                                                |

**********
**Signature Page to Company Voting      Agreement*** **
** **

**APPENDIX      A**

**IRREVOCABLE      PROXY**

**Stockholder**
**Company**
**Parent**
**Voting Agreement**

**Merger Agreement**
**Merger**

|                                                                                          |
|------------------------------------------------------------------------------------------|
|                                                                                |
| Signature                                                                                |
|                                                                                |
| Print              Name                                                                  |
|                                                                                |
|                                                                                |
| Address                                                                                  |
|                                                                                          |
| Shares:                                                                                  |
|                                                                                          |
| Company              Common              Stock: ___________________________________ |
|                                                                                          |
| Company              Options: _________________________________________             |

******Signature      Page to      Proxy**** **

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