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:
Feb. 03, 2015
Filed:
Jun. 15, 2007
Hitoshi Akitsu, Kyoto, JP;
Eiichi Ozeki, Kyoto, JP;
Ryoji Fushimi, Kyoto, JP;
Shunsaku Kimura, Kyoto, JP;
Masashi Isozaki, Kanagawa, JP;
Shigenori Nozawa, Kanagawa, JP;
Hitoshi Akitsu, Kyoto, JP;
Eiichi Ozeki, Kyoto, JP;
Ryoji Fushimi, Kyoto, JP;
Shunsaku Kimura, Kyoto, JP;
Masashi Isozaki, Kanagawa, JP;
Shigenori Nozawa, Kanagawa, JP;
Shimadzu Corporation, Kyoto, JP;
Kyoto University, Kyoto, JP;
Abstract
The present invention provides a novel amphiphilic substance, a nanoparticle using the novel amphiphilic substance, which can be used as a nanocarrier having high biocompatibility, a drug delivery system and a probe useful for the system, and, a molecular imaging system and a probe useful for the system. An amphiphilic block polymer comprising a hydrophilic block; and a hydrophobic block, wherein the hydrophilic block is a hydrophilic polypeptide chain having 10 or more sarcosine units, and the hydrophobic block is a hydrophobic molecular chain comprising units selected from the group consisting of amino acid units and hydroxyl acid units as essential structural units, and having 5 or more of the essential structural units.