首页|A mix & act liposomes of phospholipase A2-phosphatidylserine for acute brain detoxification by blood-brain barrier selective-opening

A mix & act liposomes of phospholipase A2-phosphatidylserine for acute brain detoxification by blood-brain barrier selective-opening

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In the treatment of central nervous system disease,the blood-brain barrier(BBB)is a major obstruction to drug delivery that must be overcome.In this study,we propose a brain-targeted delivery strat-egy based on selective opening of the BBB.This strategy allows some simple bare nanoparticles to enter the brain when mixed with special opening material;however,the BBB still maintains the ability to completely block molecules from passing through.Based on the screening of BBB opening and matrix delivery mate-rials,we determined that phospholipase A2-catalyzed 1-palmitoyl-2-oleoyl-sn-glycero-3-phosphoserine li-posomes can efficiently carry drugs into the brain immediately.At an effective dose,this delivery system is safe,especially with its effect on the BBB being reversible.This mix & act delivery system has a simple structure and rapid preparation,making it a strong potential candidate for drug delivery across the BBB.

LiposomesPhospholipase A2PhosphoserineBlood-brain barrierSelectively openMix & act

Zinan Zhang、Wenbin Cao、Huanchun Xing、Shuai Guo、Lijuan Huang、Lin Wang、Xin Sui、Kui Lu、Yuan Luo、Yongan Wang、Jun Yang

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State Key Laboratory of Toxicology and Medical Countermeasures,Beijing Institutes of Pharmacology and Toxicology,Beijing 100850,China

Tianjin University of Science and Technology,Tianjin 300222,China

Hebei University of Science and Technology,Shijiazhuang 050018,China

Equipment comprehensive research ProjectZhi Qiang Innovation Project

2024

药学学报(英文版)

药学学报(英文版)

CSTPCD
ISSN:
年,卷(期):2024.14(4)
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