AMENDMENT TO CELERA DIAGNOSTICS JOINT VENTURE AGREEMENT

EXHIBIT 10.34

AMENDMENT TO

CELERA DIAGNOSTICS

JOINT VENTURE AGREEMENT

AS OF JUNE 22, 2004

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AMENDMENT TO JOINT VENTURE AGREEMENT

          AMENDMENT TO JOINT VENTURE AGREEMENT (this “ Amendment ”), dated as of the 22nd day of June, 2004, is by and among Applera Corporation (“ Applera ”), the Applied Biosystems Group of Applera (“ ABI ”), the Celera Genomics Group of Applera (“ CRA ”), Foster City Holdings, LLC (“ ABI LLC ” ) , and Rockville Holdings, LLC (“ CRA LLC ”).

RECITALS

          WHEREAS, the parties have entered into a Joint Venture Agreement dated as of April 1, 2001 (the “ JV Agreement ”);

          WHEREAS, the parties have proposed the amendments to the JV Agreement reflected herein to align certain procedural provisions of the JV Agreement with Applera practices, and those amendments have been approved by the Inter-Group Policy Committee as defined in, and required by, by the JV Agreement.

          NOW, THEREFORE, the parties hereto agree to the following amendments to the JV Agreement:

          1. The last paragraph of Section 2.3 of Annex E to the JV Agre