Title:
BIOMIMETIC TISSUE-ADHESIVE HYDROGEL PATCH AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/006426
Kind Code:
A1
Abstract:
The present invention relates to a biocompatible polymeric hydrogel patch which is modified with a catechol group or pyrogallol group and has excellent biocompatibility and tissue adhesion, and use thereof for drug delivery, cell transplantation, and tissue regeneration. The biocompatible polymeric hydrogel patch modified with a catechol group or a pyrogallol group has remarkably excellent mechanical properties and tissue adhesion, as compared to solution-based bulk hydrogels, and thus can carry cells and a drug in vivo for a long period of time and safely and efficiently deliver same to a target site.
Inventors:
CHO SEUNG WOO (KR)
SHIN JI SOO (KR)
CHOI SOO JEONG (KR)
SHIN JI SOO (KR)
CHOI SOO JEONG (KR)
Application Number:
PCT/KR2019/013673
Publication Date:
January 14, 2021
Filing Date:
October 17, 2019
Export Citation:
Assignee:
UNIV YONSEI IACF (KR)
International Classes:
A61K9/70; A61K31/573; A61K38/18; A61K47/10; A61K47/36; C12N5/071
Domestic Patent References:
| WO2012136701A1 | 2012-10-11 | |||
| WO2018143736A1 | 2018-08-09 |
Foreign References:
| KR20180127634A | 2018-11-29 | |||
| US9320826B2 | 2016-04-26 | |||
| KR20160029941A | 2016-03-16 | |||
| US20150306230A1 | 2015-10-29 | |||
| KR20190052547A | 2019-05-16 |
Other References:
See also references of EP 3981393A4
Attorney, Agent or Firm:
ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)
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