KIRKLAND, WASHINGTON - December 1, 1999 - Radiant Research, a leading Site Management Organization (SMO), announces the acquisition of The Asthma, Allergy and Internal Medicine Research Clinic in Encinitas, CA (Northern San Diego), directed by Warren W. Pleskow, M.D. Dr. Pleskow is board certified in Internal Medicine and the subspecialty of Allergy and Immunology.

Since its establishment in 1982, the site has conducted over 150 clinical trials and has distinguished itself by consistently exceeding enrollment targets. The clinic's primary areas of expertise include asthma, allergy and immunology. Upon closing, the site adopted the name Radiant Research, Northern San Diego.

"Dr. Pleskow's wealth of experience and the site's successful patient recruitment strategies in the area of allergy and immunology will be a valuable addition to Radiant Research," said Michael K. Lester, CEO and President of Radiant Research. "The key to our success to date lies in our ability to successfully integrate outstanding researchers into a dynamic team sharing and leveraging best practices."

The acquisition of this highly regarded site specializing in asthma and allergy marks the first of a handful of very selective acquisitions we plan to execute in this market segment," stated Eric F. Hayashi, Vice President, Corporate Development of Radiant Research. "We are delighted that an investigator of Dr. Pleskow's caliber has joined Radiant."

"The clinical trials industry is clearly moving toward greater consolidation and extensive use of SMOs," noted Dr. Pleskow. "We wanted to become involved in the early growth stage of this process as part of a company which we recognize to be the industry leader."

                                                             ###

About Radiant Research
Based near Seattle, Washington, Radiant Research (radiantresearch.com) is a comprehensive clinical research and development company serving the biopharmaceutical and medical device industry. Radiant is comprised of more than 30 wholly-owned premier clinical research centers nationwide, employing over 500 clinical research professionals exclusively focused on providing professional, high quality study conduct and drug development services. In the past four years, Radiant has conducted more than 8,000 clinical trials across 18 therapeutic specialties.

Contact:
Michael K. Lester Chief Executive Officer RADIANT RESEARCH (425) 468-6200	Pamela M. Spaniac Chief Financial Officer RADIANT RESEARCH (425) 468-6200