December 20/Alexandria, Va./U.S. Fed News-- Roque Bru Martinez and Maria del los Angeles Pedreno Garcia, both of Alicante, Spain, have developed a method for the production of resveratrol.

An abstract of the invention, released by the U.S. Patent & Trademark Office, said, "The invention relates to a method for the production of resveratrol in cell cultures. The inventive method consists in: incubating a culture of cells which produce resveratrol naturally, in suspension, in the presence of randomly-methylated beta-cyclodextrin with a degree of substitution under conditions that allow resveratrol synthesis and the excretion of same into the culture medium; and, if desired, isolating the resveratrol produced from said culture medium. The resveratrol can be used in the production of pharmaceutical or nutraceutical products."

The inventors were issued U.S. Patent No. 7,309,591 on Dec. 18.

The patent has been assigned to Universidad de Alicante, Alicante.

The original application was filed on January 21, 2003, and is available at:,309,591.PN.&OS=PN/7,309,591&RS=PN/7,309,591.

From the January 7, 2008, Prepared Foods e-Flash