Nobel Biocare Holding AG Replaces Corus Group Plc In The S&P European Indices

Standard & Poor’s will make the following changes in the S&P Europe 350, S&P Euro Plus and S&P United Kingdom indices effective after the close of trading on Friday 30 March 2007:

• Nobel Biocare Holding AG (Switzerland, SEDOL: 7385722, GICS: Health Care, GICS Code: 35101010) will replace Corus Group Plc (United Kingdom, SEDOL: B127GF2, GICS: Materials, GICS Code: 15104050) in the S&P Europe 350 index, and will be added to the S&P Euro Plus index, following the acquisition of Corus Group Plc by Tata Steel.

  The acquisition remains subject to the sanction of the UK courts at hearings to be held on 27 & 30 March. The last day of trading in Corus Group Plc shares will be 29 March, and the stock will be held in the index at the closing price of this day on the 30 March.

Nobel Biocare Holding is a provider of cosmetic and esthetic dental solutions. The number of shares outstanding will be 26,339,000 and the Investable Weight Factor will be 1. The company will be added to the S&P Europe 350 GICS (Global Industry Classification Standard) Health Care Equipment sub-industry.

Following is a summary of the announced addition and deletion:

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