US Patent Issued to SUZHOU RIBO LIFE SCIENCE on Feb. 3 for "Nucleic acid, pharmaceutical composition, conjugate, preparation method, and use" (Chinese Inventors)

ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,323, issued on Feb. 3, was assigned to SUZHOU RIBO LIFE SCIENCE Co. LTD. (Jiangsu, China).

"Nucleic acid, pharmaceutical composition, conjugate, preparation method, and use" was invented by Hongyan Zhang (Jiangsu, China), Shan Gao (Jiangsu, China), Daiwu Kang (Jiangsu, China) and Baolei Tian (Jiangsu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An siRNA which inhibits proprotein convertase subtilisin/kexin type 9 (PCSK9) gene expression, a pharmaceutical composition containing the siRNA, and a conjugate. Each nucleotide in the siRNA is independently a modified or unmodified nucleotide. The siRNA contains a sense strand an antisense strand. T...