Multiple synergistic anti-aging effects of vascular cell adhesion molecule 1 functionalized nanoplatform to improve age-related neurodegenerative diseases.

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Tác giả: Zhiqing Deng, Zhufeng Dong, Xiaoye Hu, Lei Kuang, Chang Li, Chuanming Li, Yazhou Wang, Tieying Yin, Ying Yin, Yu Zhang, Siqing Zhu

Ngôn ngữ: eng

Ký hiệu phân loại: 287.9 Churches related to Methodism

Thông tin xuất bản: Netherlands : Journal of controlled release : official journal of the Controlled Release Society , 2025

Mô tả vật lý:

Bộ sưu tập: NCBI

ID: 160212

Aging is a critical factor in the onset and progression of neurodegenerative diseases and cognitive decline, with aging-related neuroinflammation and cellular senescence being major contributors. In the aging brain, the cerebral vascular endothelium overexpresses vascular cell adhesion molecule 1 (VCAM1), activating microglia and leading to neuroinflammation and cognitive impairment. Quercetin, a natural neuroprotective agent widely used for treating neurodegenerative diseases, their therapeutic efficacy, however, is limited by its poor water solubility and inability to penetrate the blood-brain barrier (BBB). To address these challenges, we developed a multifunctional micellar platform (Anti-VCAM1-GM1@Q) to improve age-related neurodegenerative diseases. The micelles incorporate anti-VCAM1 antibodies to target cerebral vascular endothelial cells and block VCAM1. Additionally, monosialoganglioside (GM1) was utilized to deliver quercetin due to its biparental properties, high BBB permeability, and neuroprotective effects. Anti-VCAM1-GM1@Q micelles demonstrated strong anti-aging properties. They improved quercetin's bioavailability, effectively penetrated the BBB, targeted cerebral vascular endothelial cells, and reduced neuroinflammation. In animal models, these micelles provided effective neuroprotection, improved memory function and age-related cognitive impairment, and mitigated age-related neurodegeneration. Notably, this system exhibited remarkable treatment efficacy and high safety, indicating substantial potential for clinical translational applications.
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