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US 12,083,156 B1Granted
Extracts derived from laser-irradiated rhizome of curcuma longa having enhanced antimicrobial activity
AssigneeKing Faisal University
InventorMunirah Fahad Aldayel
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Abstract
Methods of producing, compositions containing, and methods for administering curcumin, and particularly extracts obtained from a laser irradiated rhizome of Curcuma longa having an enhanced antimicrobial activity. An ethanolic extract of the laser irradiated rhizome of Curcuma longa exhibits increased levels of bisdemethoxycurcumin and curcumin, as well as of alpha-curcumene, (-)-zingiberene, caryophyllene, and beta sesquiphellandrene as compared to those of an ethanolic extract from a Curcuma longa rhizome not irradiated by a laser.
Claims6
A method of enhancing active components in Curcuma longa, the method comprising:
- providing a Curcuma longa rhizome;
- irradiating the Curcuma longa rhizome with a laser;
- and
- providing an ethanolic extract of the laser irradiated Curcuma longa rhizome to obtain a Curcuma longa rhizome extract of increased amounts of active ingredients of alpha-curcumene, (-)-zingiberene, caryphyllene, and beta sesquiphellandrene as compared to that of the Curcuma longa rhizome,
- and wherein the Curcuma longa rhizome is irradiated with a laser having a wavelength of about 632 nm and a density power of about 5.5 mW/mm2.
2 more elements
Dependencies are inferred from the claim text.