Celera Genomics & Celera Diagnostics to Webcast Presentation at Morgan Stanley Healthcare Unplugged Conference.

Business Editors/Health/Medical Writers

BIOWIRE2K

ROCKVILLE, Md. & ALAMEDA, Calif.--(BUSINESS WIRE)--April 30, 2004

Applera Corporation announced today that Celera Genomics Group (NYSE:CRA) and Celera Diagnostics, a joint venture of Celera Genomics and Applied Biosystems Group (NYSE:ABI), will webcast a presentation at the Morgan Stanley Healthcare Unplugged Conference on Wednesday, May 5, 2004. The presentation is scheduled to begin at 9:30 a.m. ET. Kathy Ordonez, President of Celera Genomics and Celera Diagnostics, will discuss the therapeutic discovery and development programs of Celera Genomics and provide an update on molecular diagnostics discovery and development programs at Celera Diagnostics.

Interested parties may access the live webcast and replay by visiting the Investors & Media section of the Celera Genomics web site at www.celera.com or the Investor Relations section of the Applied Biosystems web site at www.appliedbiosystems.com. It is suggested that participants access the webcast 15 minutes before the start of the live broadcast.

About Applera Corporation

Applera Corporation consists of two operating groups. The Celera Genomics Group, located in Rockville, MD, and South San Francisco, CA, is engaged principally in integrating advanced technologies to discover and develop new therapeutics. Celera intends to leverage its proteomic, bioinformatic, and genomic capabilities to identify and validate drug targets, and to discover and develop new therapeutics. Its Celera Discovery System(TM) online platform, marketed exclusively by Applied Biosystems, is an integrated source of information based on the human genome and other biological and medical sources. The Applied Biosystems Group serves the life science industry and research community by developing and marketing instrument-based systems, consumables, software, and services. Customers use these tools to analyze nucleic acids (DNA and RNA), small molecules, and proteins to make scientific discoveries, develop new pharmaceuticals, and conduct standardized testing. Applied Biosystems is headquartered in Foster City, CA, and reported sales of $1.7 billion during fiscal 2003. Celera Diagnostics, a 50/50 joint venture between Applied Biosystems and Celera Genomics, is focused on discovery, development, and commercialization of novel diagnostic products. Information about Applera Corporation, including reports and other information filed by the company with the Securities and Exchange Commission, is available at www.applera.com, or by telephoning 800.762.6923. Information about Celera Genomics is available at www.celera.com.

Copyright (C) 2004. Applera Corporation. All Rights Reserved. Applied Biosystems, Celera, Celera Diagnostics and Celera Genomics are registered trademarks of Applera Corporation or its subsidiaries in the U.S. and certain other countries.