The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 02, 2010
Filed:
May. 01, 2007
Chin-wen Ho, Taipei, TW;
Tin-hui Chu, Taipei, TW;
Chin-Wen Ho, Taipei, TW;
Tin-Hui Chu, Taipei, TW;
Tatung Company, Taipei, TW;
Tatung University, Taipei, TW;
Abstract
The present invention provides an in vitro flavonoid-rich rhizome tissue of, which is obtained from a tissue culture preparation of antissue capable of proliferating, such as a root, a leaf, a basal portion of a leaf, and/or a rhizome. The in vitro flavonoid-rich rhizome tissue ofcontains tectorigenin, which is distinctively different from the naturally grown rhizome ofwhich contains no tectorigenin. The present invention further provides a method for cultivating the in vitro flavonoid-rich rhizome tissue, a method for extracting the tectorigenin from the flavonoid-rich rhizome tissue, and quantitative methods for determining the amount of tectorigenin in the in vitro flavonoid-rich rhizome tissue.