Targeted liposomal constructs for diagnostic and therapeutic uses

摘要

This invention provides a liposomal construct for delivering a diagnostic or therapeutic agent to a mammal comprising a liposomal carrier, a diagnostic or therapeutic agent entrapped within or associated with said liposomal carrier and a sequestering agent distributed within said liposomal carrier to reduce leakage of the diagnostic or therapeutic agent from the liposomal construct prior to delivery.