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Implant Sciences Corporation (OTCBB:IMSC), a high technology supplier of systems and sensors for homeland security markets, today announced new initiatives to target the U.S. market in aviation security for its products and technologies, based on recent events and the company’s international successes in transportation and aviation security.

Rentech, Inc. (NYSE AMEX: RTK) today confirmed that purported class-action lawsuits were filed and announced on December 29, 2009 and December 30, 2009 against the Company and certain of its officers and/or directors alleging that during the periods of February 8, 2008 through December 15, 2009 and May 9, 2008 through December 14, 2009, respectively, the Company issued materially false and misleading statements regarding Rentech’s business, operations and prospects.

Power3 Medical Products, Inc. (PWRM.OB)’s President, Chief Scientific Officer Keynotes and Chairs Session at International Molecular Diagnostic Meeting in Beijing on November 20, 2009, Meets with Leading Biotech Company, Explores Development and Launch of Diagnostic Tests in Chinese Market.

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