Provided herein are liposomal particles. In particular, provided herein are liposomal particles comprising molecules (e.g., antigens or drugs) and uses thereof (e.g., as a vaccine (e.g., intranasal vaccine) or drug delivery system). For example, in some embodiments, the present disclosure provides a composition comprising: a molecule encapsulated in a liposome comprising one or more cationic lipids and hyaluronic acid (HA). In some embodiments, the one or more lipids are DOTAP and/or DOPE. In some embodiments, the HA is thiolated. In some embodiments, the thiolated HA is conjugated to thiolated PEG.
本文提供了脂质体颗粒。特别地,本文提供了包含分子(例如抗原或药物)的脂质体颗粒及其用途(例如作为疫苗(例如鼻内疫苗)或药物输送系统)。例如,在某些实施例中,本公开提供了一个组合物,包括:分子封装在一个脂质体中,该脂质体包括一个或多个阳离子脂质和透明质酸(HA)。在某些实施例中,一个或多个脂质是DOTAP和/或
DOPE。在某些实施例中,HA是
硫酸化的。在某些实施例中,
硫酸化的HA与
硫酸化的P
EG结合。