Efficient and selective oxidation of ethylene glycol is challenging due to uncontrollable C-C bond cleavage. We propose an electrochemical strategy for the selective electrooxidation of ethylene glycol to sythesise lactic acid on a Ni-based electrocatalyst by controlling the pH value of the electrolyte solution.
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http://dx.doi.org/10.1039/d4cc02556c | DOI Listing |
ACS Appl Bio Mater
January 2025
Department of Biomedical Engineering and Chemical Engineering, The University of Texas at San Antonio, San Antonio, Texas 78249, United States.
Developing scaffolds supporting functional cell attachment and tissue growth is critical in basic cell research, tissue engineering, and regenerative medicine approaches. Though poly(ethylene glycol) (PEG) and its derivatives are attractive for hydrogels and scaffold fabrication, they often require bioactive modifications due to their bioinert nature. In this work, biomimetic synthesized conductive polypyrrole-poly(3,4-ethylenedioxythiophene) copolymer doped with poly(styrenesulfonate) (PPy-PEDOT:PSS) was used as a biocompatible coating for poly(ethylene glycol) diacrylate (PEGDA) hydrogel to support neuronal and muscle cells' attachment, activity, and differentiation.
View Article and Find Full Text PDFBiomacromolecules
January 2025
Department of Chemistry, Case Western Reserve University, 10900 Euclid Avenue, Cleveland, Ohio 44106, United States.
Injectable biomaterials play a vital role in modern medicine, offering tailored functionalities for diverse therapeutic and diagnostic applications. In ophthalmology, for instance, viscoelastic materials are crucial for procedures such as cataract surgery but often leave residues, increasing postoperative risks. This study introduces injectable fluorescent viscoelastics (FluoVs) synthesized via one-step controlled radical copolymerization of oligo(ethylene glycol) acrylate and fluorescein acrylate.
View Article and Find Full Text PDFFood Res Int
February 2025
College of Food Science and Technology, Shanghai Ocean University, Shanghai 201306, China; Engineering Research Center of Food Thermal-Processing Technology, Shanghai Ocean University, Shanghai 201306, China. Electronic address:
Ethylene oxide (EO) and propylene oxide (PO) are widely used as sterilizing agents in the food industry. However, their residues in food packaging can migrate into food and react with it, affecting the accuracy of residue detection in food. This study aims to explore the reaction mechanisms between EO and PO and aqueous food simulants using both experimental and computational methods.
View Article and Find Full Text PDFACS Appl Mater Interfaces
January 2025
Department of Neurosurgery, Guizhou Provincial People's Hospital, Guiyang 550000, China.
Spontaneous intracerebral hemorrhagic stroke (ICH) is a highly aggressive disease, with a high incidence and mortality rate. Iron deposition following ICH leads to oxidative damage and motor dysfunction, significantly impacting the overall quality of life for those affected. Here, a polyphenolic nanomedicine, catechin-based polyphenol nanoparticles surface-modified by thiol-terminated poly(ethylene glycol) (CNPs@PEG), was developed through the oxidative polymerization and self-assembly of catechin, a natural compound in tea.
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