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.

Date of Patent:
Sep. 10, 2024

Filed:

Jun. 29, 2022
Applicant:

Suzhou Ribo Life Science Co., Ltd., Suzhou, CN;

Inventors:

Hongyan Zhang, Suzhou, CN;

Shan Gao, Suzhou, CN;

Daiwu Kang, Suzhou, CN;

Assignee:
Attorney:
Int. Cl.
CPC ...
C12N 15/11 (2006.01); A61P 31/20 (2006.01); C12N 15/113 (2010.01); A61K 31/713 (2006.01);
U.S. Cl.
CPC ...
C12N 15/1131 (2013.01); A61P 31/20 (2018.01); A61K 31/713 (2013.01); C12N 2310/14 (2013.01); C12N 2310/315 (2013.01); C12N 2310/321 (2013.01); C12N 2310/322 (2013.01); C12N 2310/344 (2013.01); C12N 2310/351 (2013.01); C12N 2320/32 (2013.01);
Abstract

Provided are an siRNA for inhibiting expression of a Hepatitis B virus gene, and a pharmaceutical composition and conjugate containing the siRNA. Each nucleotide in the siRNA is an independently modified or unmodified nucleotide; the siRNA comprises a sense strand and an antisense strand; the sense strand comprises a nucleotide sequence A; the length of the nucleotide sequence A is the same as that of a nucleotide sequence as shown in SEQ ID NO: 1, and the number of the nucleotide differences is not more than three; the antisense strand comprises a nucleotide sequence B; and the length of the nucleotide sequence B is the same as that of a nucleotide sequence as shown in SEQ ID NO: 2, and number of nucleotide differences is not more than three.


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