In the last years, the antimicrobial resistance against antibiotics has become a serious health issue, arise as global threat. This has generated a search for new strategies in the progress of new antimicrobial therapies. In this context, different nanosystems with antimicrobial properties have been studied. Specifically, magnetic nanoparticles seem to be very attractive due to their relatively simple synthesis, intrinsic antimicrobial activity, low toxicity and high versatility. Iron oxide NPs (IONPs) was authorized by the World Health Organization for human used in biomedical applications such as in vivo drug delivery systems, magnetic guided therapy and contrast agent for magnetic resonance imaging have been widely documented. Furthermore, the antimicrobial activity of different magnetic nanoparticles has recently been demonstrated. This review elucidates the recent progress of IONPs in drug delivery systems and focuses on the treatment of infectious diseases and target the possible detrimental biological effects and associated safety issues.
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http://dx.doi.org/10.1016/j.ijpharm.2018.11.043 | DOI Listing |
ACS Nano
January 2025
Materials Science and Engineering Program and Walker Department of Mechanical Engineering, The University of Texas at Austin, Austin, Texas 78712, United States.
With the increasing popularity of electric transportation over the past several years, fast-charging lithium-ion batteries are highly demanded for shortening electric vehicles' charging time. Extensive efforts have been made on material development and electrode engineering; however, few of them are scalable and cost-effective enough to be potentially incorporated into the current battery production. Here, we propose a facile magnetic templating method for preparing LiFePO (LFP) cathodes with vertically aligned graphene sheets to realize fast-charging properties at a practical loading of 20 mg cm.
View Article and Find Full Text PDFColloids Surf B Biointerfaces
January 2025
Shaanxi Key Laboratory of Catalysis, School of Chemistry and Environment Science, Shaanxi University of Technology, No.1 East 1st Ring Road, Hanzhong, Shaanxi 723001, PR China.
The advantages of large surface area, high volume ratio, good biocompatibility, and controllable surface functionalization make hollow mesoporous silica nanoparticles (HMSNs) an ideal drug carrier. HMSNs can achieve high efficiency, targeting, and controlled release by adjusting the microstructure and surface modification of its particles, which makes it broad application prospects in the field of medical therapy, especially in cancer therapy. Numerous studies have shown that preparation method, shape, particle size, hollow inner diameter, aperture and wall thickness of the HMSNs, the characteristics of the drugs, the interaction between the drugs and the carriers, and the external environment all closely affect the drug delivery, release, and efficacy.
View Article and Find Full Text PDFJ Colloid Interface Sci
January 2025
The Department of Medical Imaging, Guangzhou Key Laboratory of Molecular Functional Imaging and Artificial Intelligence for Major Brain Diseases, The Affiliated Guangdong Second Provincial General Hospital of Jinan University, Jinan University, Guangzhou 518037 China. Electronic address:
Microwave dynamic therapy (MWDT) destroy tumor cells using reactive oxygen species (ROS), but its effectiveness is limited by low ROS production and intracellular oxygen (O) availability. This study presents a novel strategy using manganese (II) ion (Mn) doped iron (Fe)-based metal-organic framework (Fe MOF) nanoparticles (NPs) to enhance both O generation and ROS production for improved MWDT. Incorporating Mn into Fe MOF narrows the bandgap from 0.
View Article and Find Full Text PDFPrep Biochem Biotechnol
January 2025
Department of Physical Science, Sant Baba Bagh Singh University, Jalandhar, Punjab, India.
Fungal lipases are the leading industrial biocatalyst due to their broad applications, but high cost limits their commercial usage. The low-cost agri-residues substrates can reduce the cost of lipase production. However, the compatibility of agri-residue with fungal species, recovery process of lipase and stability of the enzyme are crucial steps.
View Article and Find Full Text PDFSmall
January 2025
Department of Nuclear Medicine, Peking University Shenzhen Hospital, Shenzhen, 518036, China.
Molecular imaging has significantly advanced the detection and analysis of in vivo metabolic processes, while single-modal techniques remain limited. Dual-modal imaging, particularly positron emission tomography (PET)-based combinations has emerged as a powerful solution, offering enhanced capabilities through integration with magnetic resonance imaging (MRI) or near-infrared fluorescence (NIRF) imaging. This review highlights recent progress in PET-based dual-modal imaging, focusing on the development of various bimodal probes derived from antibodies, nanoparticles, and peptides, and key applications including image-guided surgery and disease assessment.
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