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Micro-Nano Materials for Drug Delivery and Disease Treatment

A special issue of International Journal of Molecular Sciences (ISSN 1422-0067). This special issue belongs to the section "Molecular Nanoscience".

Deadline for manuscript submissions: 31 October 2025 | Viewed by 1493

Special Issue Editor


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Guest Editor
School of Life Sciences and Technology, Tongji University, Shanghai 200092, China
Interests: nanoparticles; drugs; living cells or bacteria; targeted delivery; cancer therapy
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Special Issue Information

Dear Colleagues,

Natural and synthetic micro/nanoscale materials for drug delivery and disease treatment have attracted great attention worldwide in the past few decades. Fundamental research has demonstrated that the diagnosis and therapy efficiencies of diseases could be improved as the concentration of drugs (e.g., chemotherapy drugs, diagnostic reagents) in lesions are usually significantly enhanced by these biomaterials. More and more novel micro-nano materials with unique properties have been developed by researchers for the diagnosis and therapy of cancers, diabetes, Alzheimer's and Parkinson's diseases and other diseases. However, up to now, only a very small portion of micro-nano materials have been successfully applied in clinical practices. For this reason, this Special Issue aims to highlight the most recent scientific advances in the research of micro/nanoscale materials-based drug delivery and disease (cancer, diabetes, etc.) treatment.

Prof. Dr. Maoquan Chu
Guest Editor

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Keywords

  • biomaterials
  • nanoparticle-loaded bacterial cells
  • nanoparticle-loaded cells
  • bioimaging and diagnosis
  • therapy

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Published Papers (3 papers)

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Research

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16 pages, 7348 KB  
Article
A Bioactive Lipid Nanoparticle Integrating Arachidonic Acid Enables High-Efficiency mRNA Delivery and Potent CAR-Macrophage Engineering
by Jia Fu, Yanan Zhang, Yifan Lv, Ruilin Li, Hongchen Gu and Jingxing Yang
Int. J. Mol. Sci. 2025, 26(18), 9199; https://doi.org/10.3390/ijms26189199 - 20 Sep 2025
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Abstract
Genetic engineering of macrophages, particularly for chimeric antigen receptor macrophage (CAR-M) therapy, holds great promise for immunotherapy, yet is constrained by the challenge of efficient gene delivery into primary macrophages, which are notoriously resistant to transfection. While conventional strategies focus on optimizing the [...] Read more.
Genetic engineering of macrophages, particularly for chimeric antigen receptor macrophage (CAR-M) therapy, holds great promise for immunotherapy, yet is constrained by the challenge of efficient gene delivery into primary macrophages, which are notoriously resistant to transfection. While conventional strategies focus on optimizing the physicochemical properties of lipid nanoparticles (LNP), they often fail to overcome the intrinsic biological barriers of these cells. Here, we introduced a “bioactive nanocarrier” paradigm, hypothesizing that incorporating a cellular modulator directly into LNP structure can synergistically overcome these barriers. We designed and synthesized a novel LNP by integrating the pro-inflammatory fatty acid, arachidonic acid (ARA), as a functional structural component (ARA-LNP). Systematic optimization of the ARA content and mRNA payload revealed a formulation that achieves high transfection efficiency (83.76%) in primary M2-polarized bone marrow-derived macrophages (BMDMs), a cell type that recapitulates pro-tumoral phenotype in the tumor microenvironment. Leveraging this advanced delivery platform, we successfully generated HER2-targeting CAR-M that demonstrated potent and specific phagocytic activity against HER2-expressing tumor cells in vitro. This work presents a powerful strategy where the nanocarrier itself transiently modulates the target cell state to enhance gene delivery, providing a new design principle for engineering macrophages and other hard-to-transfect immune cells for therapeutic applications. Full article
(This article belongs to the Special Issue Micro-Nano Materials for Drug Delivery and Disease Treatment)
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Review

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39 pages, 6702 KB  
Review
Exosome-like Nanoparticles Extracted from Plant Cells for Diabetes Therapy
by Xin Xiao, Yuliang Guo, Nontokozo Zimbili Msomi, Md. Shahidul Islam and Maoquan Chu
Int. J. Mol. Sci. 2025, 26(18), 9155; https://doi.org/10.3390/ijms26189155 - 19 Sep 2025
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Abstract
Diabetes mellitus (DM) is a complex metabolic disorder characterized by chronic hyperglycemia and associated complications such as cardiovascular disease, nephropathy, retinopathy, neuropathy, and chronic non-healing wounds. Current antidiabetic therapies offer only partial glycemic control and are limited by poor bioavailability, adverse effects, and [...] Read more.
Diabetes mellitus (DM) is a complex metabolic disorder characterized by chronic hyperglycemia and associated complications such as cardiovascular disease, nephropathy, retinopathy, neuropathy, and chronic non-healing wounds. Current antidiabetic therapies offer only partial glycemic control and are limited by poor bioavailability, adverse effects, and an inability to prevent disease progression. Plant-derived exosome-like nanoparticles (PENPs) have emerged as a promising class of natural nanocarriers with excellent biocompatibility, low immunogenicity, and intrinsic multi-component bioactivity. However, few reviews have addressed recent progress in PENPs for DM therapy. To capture the recent developments in this area, this review provides a systematic synthesis of recent advances in PENPs for DM therapy, covering plant sources, extraction and purification methods, molecular compositions, and therapeutic mechanisms. Preclinical studies have demonstrated that PENPs can improve hyperglycemia, enhance insulin sensitivity, regulate hepatic lipid metabolism, and promote wound healing by modulating oxidative stress, inflammation, gut microbiota, glucose metabolism, and insulin signaling. Additionally, PENPs have been shown to promote angiogenesis via glycolytic reprogramming. Despite these promising findings, challenges including scalable isolation, standardized physicochemical characterization, and clinical translation remain. Future directions include engineering multifunctional PENPs, establishing Good Manufacturing Practice (GMP)-compliant production, and conducting clinical trials to facilitate their integration into precision therapeutics for diabetes management. Full article
(This article belongs to the Special Issue Micro-Nano Materials for Drug Delivery and Disease Treatment)
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28 pages, 3523 KB  
Review
Nanoliposomes as Effective Vehicles of Antioxidant Compounds in Food and Health
by Jonathan García-Morales, Diana Fimbres-Olivarría, Ricardo Iván González-Vega, Ariadna Thalía Bernal-Mercado, Santiago Pedro Aubourg-Martínez, Karla Alejandra López-Gastélum, Miguel Ángel Robles-García, José de Jesús Ornelas-Paz, Saúl Ruiz-Cruz and Carmen Lizette Del-Toro-Sánchez
Int. J. Mol. Sci. 2025, 26(12), 5523; https://doi.org/10.3390/ijms26125523 - 9 Jun 2025
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Abstract
Nanoliposomes have increased exponentially since their discovery in the 1960s, primarily for encapsulating medicines or compounds that can improve human health. However, recent studies propose nanoliposomes as vehicles to protect, transport, and subsequently release compounds of various kinds to fortify the properties of [...] Read more.
Nanoliposomes have increased exponentially since their discovery in the 1960s, primarily for encapsulating medicines or compounds that can improve human health. However, recent studies propose nanoliposomes as vehicles to protect, transport, and subsequently release compounds of various kinds to fortify the properties of foods and cause a prolonged release of encapsulated substances in a specific part of the body. Among the compounds successfully encapsulated are β-carotene; α-carotene; vitamins A, C, and D; and lycopene, among others. The encapsulation of extracts with high contents of antioxidant pigments is still to be explored. Therefore, this review aims to compile the compounds that have been successfully encapsulated and have met the specific prolonged release criteria, highlighting areas of research opportunity and application such as biomedical, pharmaceutical, and nutraceutical industries. Full article
(This article belongs to the Special Issue Micro-Nano Materials for Drug Delivery and Disease Treatment)
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