MARLBOROUGH, Mass.--(BUSINESS WIRE)--Advanced Cell Technology, Inc. (“ACT”; OTCBB: ACTC), a leader in the field of regenerative medicine, announced today that the company has entered into settlement agreements (the “agreements”) with 40 holders of certain warrants and debentures. In order to effectuate the terms of the settlement agreements, the company has also filed a preliminary proxy to increase the authorized shares of the company, with a record date of December 8, 2011 and a special meeting date of January 24, 2012.