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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                    FORM 8-K
                             CURRENT REPORT PURSUANT

                          TO SECTION 13 OR 15(D) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): April 4, 2005

                            SANGAMO BIOSCIENCES, INC.
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             (Exact Name of Registrant as Specified in Its Charter)

                                    Delaware
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                 (State or Other Jurisdiction of Incorporation)

              000-30171                           68-0359556
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       (Commission File Number)         (IRS Employer Identification No.)

            501 Canal Blvd, Suite A100           Richmond, California 94804
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     (Address of Principal Executive Offices)            (Zip Code)

                                 (510) 970-6000
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              (Registrant's Telephone Number, Including Area Code)


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          (Former Name or Former Address, if Changed Since Last Report)

     Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

     [ ] Written communications pursuant to Rule 425 under the Securities
Act (17 CFR 230.425)

     [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange
Act (17 CFR 240.14a-12)

     [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the
Exchange Act (17 CFR 240.14d-2(b))

     [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13e-4(c))

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ITEM 8.01 OTHER EVENTS

     On April 4, 2005, Sangamo BioSciences Inc. issued a press release
announcing that data from their gene correction program was published in the
online edition of the scientific journal Nature.

A copy of the press release issued by Sangamo BioSciences, Inc. relating to this
event is filed as an exhibit to this Current Report on Form 8-K.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS

(c) Exhibits. The following material is filed as an exhibit to this Current
Report on Form 8-K:

Exhibit No.

     99.1         Press Release Issued April 4, 2005.



                                   SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

DATE: April 4, 2005

                                         SANGAMO BIOSCIENCES, INC.

                                         By:  /s/ EDWARD O. LANPHIER II
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                                              Edward O. Lanphier II
                                              President, Chief Executive Officer