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Engineered Shape-Tunable Copper-Coordinated Nanoparticles for Macrophage Reprogramming

delete2025-02-06
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PRE
AI
H
Han Gao
R
Ruoyu Cheng
I
Inês M. F. Cardoso
M
Maria Lobita
B
Bartolo, Raquel
R
Rodrigues, Ligia R.
H
Hirvonen, Jouni
S
Santos, Helder A. *
DOI:10.1021/acs.nanolett.4c05999delete
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摘要

摘要

En 中文
免疫系统通过识别纳米材料并维持稳态发挥初级防御作用,深入理解这些相互作用可能改变免疫治疗的治疗范式。在此,我们采用铜作为纳米粒子的主要组分,因其能与不同苯甲酸酯配体配位形成具有不同形貌的金属-有机框架和配合物。结果开发了四种形貌可调的铜配位纳米粒子(CuCNPs):截半立方八面体、针状、八面体和片状纳米粒子。CuCNPs的生物相容性在不同细胞系(RAW264.7、THP-1、HEK 293和HeLa)中呈形貌依赖性,其中针状CuCNPs表现出显著的细胞毒性(IC50:104.3 μg mL⁻¹,24 h)。在多种形貌中,针状CuCNPs的CD206⁺亚群显著增加8.47%,随后在48 h时增强77%。总体而言,本研究强调了CuCNPs的形貌依赖性免疫调节作用,并为合理设计纳米级金属配合物以用于潜在免疫治疗提供了启示。
Keyword:
Immune response
Nanoparticles
Shape-tunable
Copper coordination nanocomplexes
Macrophage reprogramming

期刊

Nano Letters 封面图
Nano Letters
IF:
9.1
论文数:
2.7W
被引数:
16.5W

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