申请人:ALNYLAM PHARMACEUTICALS, INC.
公开号:US11071784B2
公开(公告)日:2021-07-27
The present invention relates to a cationic lipid having one or more biodegradable groups located in a lipidic moiety (e.g., a hydrophobic chain) of the cationic lipid. These cationic lipids may be incorporated into a lipid particle for delivering an active agent, such as a nucleic acid. The invention also relates to lipid particles comprising a neutral lipid, a lipid capable of reducing aggregation, a cationic lipid of the present invention, and optionally, a sterol. The lipid particle may further include a therapeutic agent such as a nucleic acid.
本发明涉及一种阳离子脂质,该阳离子脂质的脂质分子(如疏水链)中含有一个或多个可生物降解的基团。 这些阳离子脂质可掺入脂质颗粒中,用于递送核酸等活性剂。 本发明还涉及由中性脂质、能够减少聚集的脂质、本发明的阳离子脂质和可选的固醇组成的脂质颗粒。 脂质微粒可进一步包括治疗剂,如核酸。