Title:
EXTRACTS OF ASTERACEAE CONTAINING REDUCED LEVELS OF PHOTOTOXIC THIOPHENE DERIVATIVES AND METHODS FOR PREPARING SAME
Document Type and Number:
WIPO Patent Application WO2006086707
Kind Code:
A3
Abstract:
The present invention is concerned with extracts of Asteraceae containing reduced levels of phototoxic thiophene derivatives. Novel methods that may result in about a fifty-fold to hundred-fold or more reduction of phototoxic thiophene levels in a commercially attractive process is described. The Asteraceae plant extracts comprising xanthophylls with reduced levels of thiophene derivatives may be used in applications that include nutritional supplements and cosmetics.
Inventors:
BARREN ELIZABETH (US)
CAZERS ALEXANDER R (US)
BERDAHL DONALD R (US)
CAZERS ALEXANDER R (US)
BERDAHL DONALD R (US)
Application Number:
PCT/US2006/004883
Publication Date:
September 14, 2006
Filing Date:
February 10, 2006
Export Citation:
Assignee:
KALAMAZOO HOLDINGS INC (US)
BARREN ELIZABETH (US)
CAZERS ALEXANDER R (US)
BERDAHL DONALD R (US)
BARREN ELIZABETH (US)
CAZERS ALEXANDER R (US)
BERDAHL DONALD R (US)
International Classes:
A61K31/047; A23L5/41; A23L19/00; A23L25/00; A23L27/10; A23L27/20; A61K31/015; A61K31/381
Foreign References:
| US6191293B1 | 2001-02-20 | |||
| US4048203A | 1977-09-13 | |||
| US4380506A | 1983-04-19 |
Other References:
HAUSEN B M ET AL: "Butenylbithiophene, alpha-terthienyl and hydroxytremetone as contact allergens in cultivars of marigold (Tagetes sp.).", CONTACT DERMATITIS. JUL 1995, vol. 33, no. 1, July 1995 (1995-07-01), pages 33 - 37, XP002387921, ISSN: 0105-1873
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