Roche to Nominate Independent Directors for Election at Ventana's 2008 Annual Stockholde...(the three vacant seats on the Board of D...)

-- Bary G. Bailey. Mr. Bailey served as Executive Vice President and

Chief Financial Officer of Valeant Pharmaceuticals International

(formerly ICN Pharmaceuticals, Inc.) from December 2002 to May 2007 and

as Executive Vice President, Strategy and Technology, of PacifiCare

Health Systems, Inc. from July 2000 to December 2002.

-- Jay B. Hunt. Mr. Hunt has served as a Principal of The Development

Group since 1993, served as Executive Vice President of FM Productions

from 1988 to 1990, as Chief Executive Officer of FN Realty Services,

Inc. from 1983 to 1987 and is currently the non-executive Chairman of

DDi Corporation.

-- Anthony H. Wild, Ph.D. Dr. Wild has served as a general partner of

Bows Pharmaceuticals AG since October 2006, served as the Chairman and

Chief Executive Officer of MedPointe Pharmaceuticals, Inc. from

September 2001 to April 2006, as President of the Warner-Lambert

Company's Global Pharmaceutical Sector from 1995 to 2000 and is

currently a member of the Board of Directors of Millennium

Pharmaceuticals, Inc.

In addition, Roche notified Ventana of its intent to nominate Philip R. Lochner, Jr. and/or David A. Dodd as additional or substitute nominees for election to Ventana's Board of Directors if one or more of the nominees is unable to serve:

-- Philip R. Lochner, Jr. Mr. Lochner served as Senior Vice President and

Chief Administrative Officer of Time Warner Inc. from 1991 to 1998, as

a Commissioner of the Securities and Exchange Commission from March

1990 to July 1991 and is currently a member of the Board of Directors

of Apria Healthcare Group Inc., Clarcor Inc., Crane Co., CMS Energy

Corporation and Monster Worldwide Inc.

-- David A. Dodd. Mr. Dodd has served as Chairma
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