Macrophage Membrane Spontaneously Encapsulated Cyclodextrin-Based Nanomedicines for Improving Lipid Metabolism and Inflammation in Atherosclerosis.

ACS Appl Mater Interfaces

Key Laboratory for Bioarcheological Science and Technology of Ministry of Education, State and Local Joint Engineering Laboratory for Vascular Implants, Bioengineering College of Chongqing University, Chongqing 400044, China.

Published: September 2024


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Article Abstract

Atherosclerosis is a persistent inflammatory condition of the blood vessels associated with abnormalities in lipid metabolism. Development of biomimetic nanoplatforms provides an effective strategy. Herein, inspired by the peptide CLIKKPF spontaneously coupling to phosphatidylserine (PS) on the inner leaflet of cell membranes specifically, MM@NPs were constructed by macrophage membrane spontaneous encapsulation of cyclodextrin-based nanoparticles modified with the peptide CLIKKPF and loaded with the hydrophobic compound resveratrol. MM@NPs could be specifically phagocytized by the activated endothelium with the overexpressed VCAM-1 for enhancing target delivery into the pathological lesion. Additionally, for the ApoE mice, MM@NPs provide comprehensive treatment efficiency in reducing oxidant stress, alleviating the inherent inflammation, and decreasing cholesterol deposition, subsequently resulting in the atherosclerotic plaque regression. Therefore, MM@NPs could be one possible candidate for improving lipid metabolism and inflammation in atherosclerosis.

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http://dx.doi.org/10.1021/acsami.4c11370DOI Listing

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