Clinical Data, Inc. To Present at 27th Annual J.P. Morgan Healthcare Conference.

NEWTON, Mass. -- Clinical Data, Inc. (NASDAQ: CLDA), today announced that Evan Ballantyne, Senior Vice President and Chief Financial Officer, will present at the 27th Annual J.P. Morgan Healthcare Conference being held at the St. Francis Hotel in San Francisco. Mr. Ballantyne will provide an overview of the Company and describe the key clinical and corporate milestones for 2009. The presentation will take place on Thursday, January 15, 2009, at 1:30 p.m. PST.

The live audio and archived webcast of the Company presentation can be accessed through the Company's website at www.clda.com.

About Clinical Data, Inc.

Clinical Data is a global biotechnology company unlocking the potential of molecular discovery, From Targeted Science to Better Healthcare[R]. The Company's PGxHealth[R] division is utilizing its proprietary portfolio of biomarkers to develop and commercialize a broad range of targeted therapeutics as well as pharmacogenetic tests that help predict drug safety and efficacy, thereby reducing health care costs. Its Cogenics[R] division provides genomics services to both research and regulated environments. Through these divisions, Clinical Data is leveraging advances in molecular discovery to provide tangible benefits for patients, doctors, scientists and health plans worldwide. To learn more, please visit the Company's website at www.clda.com.