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:
Jun. 23, 2015
Filed:
Jan. 31, 2011
Nobuhiro Yagi, Shizuoka, JP;
Junichi Enokizono, Shizuoka, JP;
Nobuhiro Yagi, Shizuoka, JP;
Junichi Enokizono, Shizuoka, JP;
Kyowa Hakko Kirin Co., Ltd., Tokyo, JP;
Abstract
An object of the present invention is to provide a composition for suppressing expression of a target gene, and the like. A composition comprising an RNA-encapsulated liposome, wherein the RNA contains a sequence consisting of 15 to 30 contiguous bases of a target gene mRNA (hereinafter, sequence X) and a base sequence (hereinafter, complementary sequence X') complementary to the sequence X, 1 to 90% of all sugars binding to the bases of the sequence X and the complementary sequence X′ being ribose substituted by a modifying group at 2′ position, and the lipid particle being capable of reaching a tissue or an organ containing an expression site of the target gene is provide.