Advanced Cell Technology, Inc. (OTCBB:ACTC), applying proprietary human embryonic stem (ES) cell technology to the emerging field of regenerative medicine, will host a live investor conference call with a simultaneous webcast, today at 12 noon Eastern, to update investors on recent news and events, as well as progress with respect to the Company’s initiatives to develop stem cell-based therapies for a range of diseases and conditions.

During the conference call, William M. Caldwell, IV, Chairman and Chief Executive Officer of Advanced Cell Technology, will provide an overview of Company activities and news, will address investor questions and comment on the impact of the current political climate on the advancement of embryonic stem cell science and development. Mr. Caldwell will also discuss the Company’s recently announced federal research grant from the National Institutes of Health.

-0- *T WHO: Advanced Cell Technology WHAT: Investor Conference Call WHEN: Today, January 19, 2007, at 12 noon Eastern HOW: Callers within the United States may dial (800) 553-5275. When prompted, tell the operator that you would like to connect to the Advanced Cell conference call. International callers can dial (612) 332-1210. COST: The conference call is free of charge. WEBCAST: An online audio simulcast of the call will also be accessible at http://www.trilogy-capital.com/tcp/advanced_cell *T

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