The disclosure features novel lipids and compositions involving the same. Nanoparticle compositions include a novel lipid as well as additional lipids such as phospholipids, structural lipids, and PEG lipids. Nanoparticle compositions further including therapeutic and/or prophylactics such as RNA are useful in the delivery of therapeutic and/or prophylactics to mammalian cells or organs to, for example, regulate polypeptide, protein, or gene expression.
该披露涉及新型脂质和相关组合物。纳米粒子组合物包括一种新型脂质以及额外的脂质,如
磷脂、结构脂质和P
EG脂质。纳米粒子组合物还包括治疗和/或预防措施,如RNA,在将治疗和/或预防措施传递给哺乳动物细胞或器官方面非常有用,例如,调节
多肽、蛋白质或
基因表达。