Delaware Court Approves Bioenvision, Genzyme Join...( Special Meeting to be ...),Health

Special Meeting to be Reconvened on October 22

NEW YORK and CAMBRIDGE, Mass., Oct. 10 /PRNewswire-FirstCall/ -- Bioenvision, Inc. (Nasdaq: BIVN) and Genzyme Corporation (Nasdaq: GENZ) announced today that the Court of Chancery of the State of Delaware granted a petition filed yesterday by both companies to reconvene Bioenvision's special stockholder meeting on October 22 to vote on the merger agreement between Bioenvision and Genzyme.

Under the Chancery Court's order, Bioenvision will reconvene the special meeting of stockholders on October 22, 2007 and reopen the polls to ensure that all Bioenvision stockholders as of the record date of September 5, 2007 are afforded an opportunity to vote for or against the adoption of the Merger Agreement and for those votes to be properly counted. Bioenvision will accept for consideration all votes, proxies or ballots related to the merger agreement delivered by any record holder. Bioenvision stockholders are not obligated to take any action or they could change their votes if they chose or vote even if they have not previously cast a vote on this matter. Appraisal rights are available to all Bioenvision stockholders prior to the taking of the vote on October 22. Bioenvision will provide additional information concerning the reconvened special meeting to all stockholders on the Record Date in a mailing to be sent October 11, 2007.

Based on a preliminary count of the votes received through October 5, 2007, appr
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