Artificial beta cells and methods of use thereof

Abstract

Disclosed herein is a particle containing an inner liposomal vesicle (ILV) encapsulating a therapeutic agent; an outer liposomal vesicle (OLV) encapsulating the ILV; a membrane fusion-promoting agent; and a pH-altering agent. Also disclosed are methods of delivering a therapeutic agent to a subject comprising: a) providing a herein disclosed particle b) triggering ILV and OLV fusion; and c) releasing the therapeutic agent outside of the OLV. Also disclosed are methods for treating a disease in a subject in need thereof comprising: administering to a subject a herein disclosed particle. Also disclosed are methods to release insulin to an environment comprising increased glucose levels, the method comprising exposing to the environment a herein disclosed particle.

Dependencies are inferred from the claim text.