A glycosaminoglycan mimetic was attached to the surface of solid and mesoporous silica nanoparticles to create novel antiviral agents against herpes simplex type 1 and type 2 viruses. The nanoparticles act as viral entry inhibitors that appear to block viral attachment and penetration into susceptible cells.
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http://dx.doi.org/10.1039/c6nr03878f | DOI Listing |
Int J Biol Macromol
January 2025
Key Laboratory of Chem-Biosensing of Anhui Province, Key Laboratory of Functional Molecular Solids of Anhui Province, College of Chemistry and Materials Science, Anhui Normal University, Wuhu 241000, Anhui, China. Electronic address:
Adsorption and biodegradation are two important means to remove the pollutants from the environment, but how to combine them and improve the catalytic performance and stability of free enzyme are facing great challenges. Herein, lipase from Candida rugosa (CRL) was immobilized into bimetallic ZnCo-MOF by biomineralization, which not only significantly improved the catalytic activity and stability of CRL but also endowed it with excellent reusability. Furthermore, CRL@ZnCo-MOF established a synergetic system of combined adsorption and enzymatic degradation for the sustainable removal of dibutyl phthalate (DBP) in actual water environment.
View Article and Find Full Text PDFACS Appl Mater Interfaces
January 2025
Functional Nanomaterials Laboratory, Center for Micro/Nanomaterials and Technology, and Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100190, China.
Antireflection (AR) coatings with mechanical robustness and superhydrophobic properties have wide potential applications in optical, electronic, and automotive fields. However, the fabrication of large-sized, robust, and multifunctional AR coatings on plastic/polymer substrates has been a challenging problem. In this study, we developed a bottom-up approach to produce mechanically robust, enhanced transmittance, and superhydrophobic coatings on poly(methyl methacrylate) (PMMA) substrate.
View Article and Find Full Text PDFChem Biomed Imaging
December 2024
Experimental Solid State Physics Group, Department of Physics, Imperial College, Exhibition Road, SW72AZ London, U.K.
Mesoporous silica nanoparticles (MSNPs) are promising nanomedicine vehicles due to their biocompatibility and ability to carry large cargoes. It is critical in nanomedicine development to be able to map their uptake in cells, including distinguishing surface associated MSNPs from those that are embedded or internalized into cells. Conventional nanoscale imaging techniques, such as electron and fluorescence microscopies, however, generally require the use of stains and labels to image both the biological material and the nanomedicines, which can interfere with the biological processes at play.
View Article and Find Full Text PDFACS Cent Sci
December 2024
Department of Chemistry, Shanghai Stomatological Hospital & School of Stomatology, State Key Laboratory of Molecular Engineering of Polymers, Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, P. R. China.
An efficient regiospecific co-assembly (RSCA) strategy is developed for general synthesis of mesoporous metal oxides with pore walls precisely decorated by highly dispersed noble metal nanocrystals with customized parameters (diameter and composition). It features the rational utilization of the specific interactions between hydrophilic molecular precursors, hydrophobic noble metal nanocrystals, and amphiphilic block copolymers, to achieve regiospecific co-assembly as confirmed by molecular dynamics simulations. Through this RSCA strategy, we achieved a controllable synthesis of a variety of functional mesoporous metal oxide composites (e.
View Article and Find Full Text PDFJ Chromatogr A
December 2024
State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences, Wuhan 430074, China. Electronic address:
A novel magnetic mesoporous fluorinated metal-organic framework material (FeO@MIP-206-F) has been synthesized specifically for application as an adsorbent for perfluoroalkyl carboxylic acids (PFCAs) extraction by magnetic solid-phase extraction (MSPE). The carefully designed FeO@MIP-206-F material features an appropriate porosity, open metal sites of Zr, and functional groups (fluorine and amino) conducive to the adsorption process. The distinctive architecture of the material endows it with exceptional extraction capabilities for PFCAs.
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