SERO Serologicals (MM)

Serologicals Corporation (NASDAQ: SERO) announced today that it will release its first quarter earnings on Wednesday, April 26, 2006 after the close of regular trading hours, and then host a conference call on Thursday, April 27, 2006 at 9:00 a.m. (ET) to review the results. The conference call dial in number is 800-901-5259, International dial-in 617-786-4514, confirmation code 40940678. The live broadcast will also be available online at the Company's website at www.serologicals.com and at www.StreetEvents.com. If you are unable to participate in the call, a 14-day playback will start April 27, 2006 at 11:00 a.m. (Eastern Time). To listen to the playback, please call 888-286-8010, International dial-in 617-801-6888, and enter access code 21593083, or access the archived web cast on the Company's website at www.serologicals.com. Serologicals Corporation (NASDAQ: SERO), headquartered in Atlanta, GA., is a global leader in developing and commercializing consumable biological products, enabling technologies and services in support of biological research, drug discovery, and the bioprocessing of life-enhancing products. Our customers include researchers at major life science companies and leading research institutions involved in key disciplines, such as neurology, oncology, hematology, immunology, cardiology, proteomics, infectious diseases, cell signaling and stem cell research. In addition, Serologicals is the world's leading provider of monoclonal antibodies for the blood typing industry. Serologicals employs a total of approximately 1,000 people worldwide in three Serologicals' companies: Chemicon International, headquartered in Temecula, CA, Upstate Group, LLC, headquartered in Charlottesville, VA. and Celliance Corporation, headquartered in Atlanta, GA. For more information, please visit our website: www.serologicals.com.