Title:
FAT SOLUBLE VITAMIN AND A DERIVATIVE THEREOF INDUCED BY NOVEL CATIONIC CHITOSAN, A METHOD OF PRODUCING SAME AND DRUG DELIVERY SYSTEM CONTAINING SAME
Document Type and Number:
WIPO Patent Application WO/2010/128793
Kind Code:
A3
Abstract:
The present invention relates to a cationic chitosan derivative wherein a chitosan or its derivative is bonded to a fat soluble vitamin or a derivative thereof, and to a preparation method for the same, and to a drug delivery system containing the same. The cationic chitosan derivative of the present invention is not only effective for delivering an active ingredient into a cell but it is also used as a therapeutically effective pharmaceutical ingredient for decreasing cell toxicity.
Inventors:
OH YU KYOUNG (KR)
NOH SANG MYOUNG (KR)
HAN SU EUN (KR)
NOH SANG MYOUNG (KR)
HAN SU EUN (KR)
Application Number:
PCT/KR2010/002838
Publication Date:
March 24, 2011
Filing Date:
May 04, 2010
Export Citation:
Assignee:
UNIV KOREA RES & BUS FOUND (KR)
SNU R&DB FOUNDATION (KR)
OH YU KYOUNG (KR)
NOH SANG MYOUNG (KR)
HAN SU EUN (KR)
SNU R&DB FOUNDATION (KR)
OH YU KYOUNG (KR)
NOH SANG MYOUNG (KR)
HAN SU EUN (KR)
International Classes:
A61K31/722; A61K31/203; A61K47/36; A61K48/00
Foreign References:
| KR20020088864A | 2002-11-29 | |||
| KR100821217B1 | 2008-04-10 | |||
| US5997887A | 1999-12-07 | |||
| US20070110731A1 | 2007-05-17 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (BYC Bldg.648-1,Yeoksam-dong,Gangnam-gu, Seoul 135-080, KR)
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