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Updated: May 27, 2025

Non-Viral Engineering of Primary Human T Cells via Homology-Mediated End-Joining Targeted Integration of Large DNA Templates
Published on: May 9, 2025
T Cell-Targeting Nanotherapies for Atherosclerosis
Karla Lambaren1, Noah Trac1, Daniel Fehrenbach2
1Alfred E. Mann Department of Biomedical Engineering, University of Southern California, Los Angeles, California 90089, United States.
Insights
Nanoparticles can target T cells to combat atherosclerosis, a major cause of heart disease. This approach addresses inflammation, offering a precise treatment strategy for cardiovascular health.
Area of Science:
- Immunology
- Cardiovascular Medicine
- Nanotechnology
Background:
- Cardiovascular diseases, particularly atherosclerosis, are leading global causes of mortality.
- Current treatments primarily focus on lipid reduction, neglecting the inflammatory basis of atherosclerosis.
- T cell dysregulation, including increased T helper 1/17 and decreased T regulatory cells, drives atherosclerotic inflammation.
Purpose of the Study:
- To review the role of T cells in atherosclerosis pathogenesis.
- To examine existing nanotherapeutic strategies targeting T cells for atherosclerosis treatment.
- To provide perspectives on developing tailored nanoparticles for T cell-mediated atherosclerosis therapy.
Main Methods:
- Literature review of T cell involvement in atherosclerosis.
- Analysis of current nanomedicine approaches for modulating T cell responses.
- Exploration of nanoparticle functionalization for targeted delivery to immune cells within atherosclerotic lesions.
Main Results:
- T cell responses are critical in the inflammatory imbalance characteristic of atherosclerosis.
- Nanoparticle-mediated drug delivery presents a viable strategy for targeting T cells.
- Functionalized nanoparticles can deliver therapeutics specifically to immune cells in atherosclerotic lesions.
Conclusions:
- Targeting T cells offers a promising therapeutic avenue for atherosclerosis.
- Nanoparticle-based strategies hold potential for precise modulation of T cell differentiation and function.
- Further development of tailored nanoparticles is crucial for effective atherosclerosis nanotherapy.
Abstract:
Cardiovascular diseases remain the leading cause of mortality worldwide. Specifically, atherosclerosis is a primary cause of acute cardiac events. However, current therapies mainly focus on lipid-lowering versus addressing the underlying inflammatory response that leads to its development and progression. Nanoparticle-mediated drug delivery offers a promising approach for targeting and regulating these inflammatory responses. In atherosclerotic lesions, inflammatory cascades result in increased T helper (Th) 1 and Th17 activity and reduced T regulatory activation. The regulation of T cell responses is critical in preventing the inflammatory imbalance in atherosclerosis, making them a key therapeutic target for nanotherapy to achieve precise atherosclerosis treatment. By functionalizing nanoparticles with targeting modalities, therapeutic agents can be delivered specifically to immune cells in atherosclerotic lesions. In this Review, we outline the role of T cells in atherosclerosis, examine current nanotherapeutic strategies for targeting T cells and modulating their differentiation, and provide perspectives for the development of nanoparticles specifically tailored to target T cells for the treatment of atherosclerosis.
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