HemaCare Corporation Announces Earnings Release Date and Conference Call for First Quarter 2005 Financial Results

HemaCare Corporation (OTC BB: HEMA) announced today that it will release its first quarter 2005 financial results on Thursday, May 12, 2005 before markets open. The Company will host an interactive investor conference call on Thursday, May 12, 2005 at 1:00 PM (Eastern Time) to review the results. To participate in the call, please call 800-309-8563 and ask to join HemaCare's First Quarter 2005 Financial Results conference call. A recording will be available two hours following the call through midnight, May 21, 2005 that can be replayed by calling 800-642-1687, ID number 5928560.

About HemaCare Corporation

Founded in 1978, HemaCare is a provider of blood products and services to the healthcare industry in the U.S. HemaCare is licensed by the FDA and accredited by the American Association of Blood Banks. The Company focuses on providing cost effective, high quality solutions to organizations with a need for blood-related products and services.

This press release contains "forward-looking statements" under the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 (Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended). Statements herein that are not historical facts are forward-looking statements pursuant to the safe harbor provisions referenced above. You may also identify forward-looking statements by use of the words "anticipates," "expects," "intends," "plans" and variations and similar expressions. Forward-looking statements are inherently subject to risks and uncertainties some of which cannot be predicted or quantified. Such risks and uncertainties include, without limitation the Company's need to successfully complete its operating plan to improve profit; the potential loss of the Company's lines of credit; the potential inability of the Company to meet future capital needs; increasing costs that the Company may not be able to pass on to customers because the market price for blood does not necessarily reflect the costs of collecting and processing it; declining blood donations; the Company's dependence on reimbursement rates of third party providers; its increasing reliance on outside laboratories; limited access to insurance; the competitive advantage enjoyed by not-for-profit companies; potential changes in the healthcare industry; future technology for blood collection and blood replacement; the need to obtain services of qualified medical professionals; the impact of heavy regulation in the Company's industry; potential liability for undetected blood pathogens and other product safety and liability concerns; environment risks associated with biohazardous substances; the threat of business interruption due to terrorism and the security measures taken in response to terrorism; the provisions of the Company's charter documents that might delay or prevent an acquisition or sale of the Company; lack of liquidity and market risk associated with OTC Bulletin Board stocks; volatility in our stock price; potential dilution that could result from future sales of the Company's common stock; and the other risks and uncertainties discussed from time to time in the documents HemaCare files with the Securities and Exchange Commission. Although the Company believes that the expectations reflected in such forward-looking statements are reasonable, it can give no assurance that such expectations will prove to have been correct. Consequently, future events and actual results could differ materially from those set forth in, contemplated by, or underlined in the forward-looking statements contained herein. The Company undertakes no obligation to update any of these forward-looking statements to reflect actual results or events or circumstances after the date hereof.

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