Lipid 5 is a new type of amino lipid [1]. Lipid 5 is used to construct mRNA lipid nanoparticles, which have significantly higher delivery efficiency than MC3, faster in vivo clearance and better safety, making it suitable for long-term therapeutic mRNA delivery [2-3].
References:
[1]. Sabnis S, Kumarasinghe ES, Salerno T, et al. A novel amino lipid series for mRNA delivery: improved endosomal escape and sustained pharmacology and safety in non-human primates. Molecular Therapy. 2018 Jun 6; 26(6): 1509-1519.
[2]. Burdette D, Ci L, Shilliday B, et al. Systemic exposure, metabolism, and elimination of [14C]-labeled amino lipid, Lipid 5, after a single administration of mRNA encapsulating lipid nanoparticles to Sprague-Dawley rats. Drug Metabolism and Disposition. 2023 Jul 1;51(7):804-812.
[3]. Ci L, Hard M, Zhang H, et al. Biodistribution of lipid 5, mRNA, and its translated protein following intravenous administration of mRNA-encapsulated lipid nanoparticles in rats. Drug Metabolism and Disposition. 2023 Jul 1;51(7):813-823.
Lipid 5是一种新型氨基脂质 [1]。Lipid 5用于构建mRNA脂质纳米粒,其递送效率显著高于MC3,体内清除速度更快,安全性更好,适用于长期治疗性mRNA递送 [2-3]。
















