Implant Sciences Corp to Attend 54th Annual ASIS International Seminar & Exhibits

Implant Sciences Corporation (AMEX: IMX), a high technology supplier of sophisticated systems and sensors for the homeland security market and related industries, today announced it will be exhibiting at ASIS International 2008 ("ASIS”) 54^th Annual Seminar & Exhibits, being held at the Georgia World Congress Center in Atlanta, September 15-18, 2008. This conference - designed for and by security professionals - is the industry’s most comprehensive educational and networking event. Representatives of the Company’s senior management, sales staff and investor relations personnel will be in attendance at booth 5159.

Phillip C. Thomas, President and CEO of Implant Sciences, stated, "ASIS is one of the largest gatherings of players in the explosives detection products and technology arena. We are pleased to have the opportunity to showcase our expanding line of handheld and desktop products and accessories, and to discuss some of our new and exciting product ideas. We encourage security professionals and the investment community to sign-up for the Exhibit at www.asisonline.org and meet with us at this event.”

About Implant Sciences

Implant Sciences develops, manufactures and sells sophisticated sensors and systems for the Security, Safety and Defense (SS&D) industries. The Company has developed proprietary technologies used in its commercial portable and bench-top explosive trace detection systems which ship to a growing number of locations domestically and internationally. For further details on the Company and its products, please visit the Company’s website at www.implantsciences.com.

Safe Harbor Statement

This press release may contain certain "forward-looking statements,” as that term is defined in the Private Securities Litigation Reform Act of 1995. Such statements are based on management’s current expectations and are subject to risks and uncertainties that could cause the Company’s actual results to differ materially from the forward-looking statements. Such risks and uncertainties are described in the Company’s filings with the Securities and Exchange Commission, including its most recent Forms 10-K, 10-Q and 8-K.

For further information, you are encouraged to review Implant Sciences’ filings with the Securities and Exchange Commission, including its Annual Report on Form 10-K for the period ended June 30, 2007 and Quarterly Reports on Form 10-Q for the periods ended September 30, 2007, December 31, 2007 and March 31, 2008. The Company assumes no obligation to update the information contained in this press release.