Reversible masking of liposomal complexes for targeted delivery

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes

Reexamination Certificate

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C435S458000

Reexamination Certificate

active

07037520

ABSTRACT:
The present invention is a composition and process for avoiding non-specific uptake of targeted liposomal complexes in the lung and other highly vascular issues. The reversible masking of liposomal complexes allows increased delivery of nucleic acid molecules to target cells or tissues.

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