Cannabis Science, Inc. Announces New Symbol CBIS.OB

May 6, 2009

SAN FRANCISCO--(BUSINESS WIRE)--Cannabis Science, Inc. (OTCBB: GFON.OB) announced today that it has received confirmation from FINRA that it will commence trading tomorrow morning under the new symbol CBIS. Twitter followers can still find us at http://twitter.com/cannabisscience but others who rely on symbol-based RSS or other feeds should adjust their links to reflect the new symbol: OTCBB: CBIS.OB.

About Cannabis Science, Inc.
Cannabis Science, Inc. is at the forefront of medical marijuana research and development. The Company works with world authorities on phytocannabinoid science targeting critical illnesses, and adheres to scientific methodologies to develop, produce, and commercialize phytocannabinoid-based pharmaceutical products. In sum, we are dedicated to the creation of cannabis-based medicines, both with and without psychoactive properties, to treat disease and the symptoms of disease, as well as for general health maintenance.

Forward-Looking Statements
This Press Release includes forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Act of 1934. A statement containing works such as “anticipate,” “seek,” intend,” “believe,” “plan,” “estimate,” “expect,” "project," "plan," or similar phrases may be deemed "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. Some or all of the events or results anticipated by these forward-looking statements may not occur. Factors that could cause or contribute to such differences include the future U.S. and global economies, the impact of competition, and the Company’s reliance on existing regulations regarding the use and development of cannabis-based drugs. Cannabis Science, Inc. does not undertake any duty nor does it intend to update the results of these forward-looking statements.

Cannabis Science Inc.
Steven W. Kubby, 888-889-0888
President & CEO
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www.cannabisscience.com