A novel catalyst for the Fenton reaction was prepared by immobilizing Fe(III) onto collagen fiber and its high activity as a catalyst for degradation of dyes under irradiation of UVC was proved.
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http://dx.doi.org/10.1039/b512184a | DOI Listing |
FASEB J
January 2025
Department of Gastroenterology, Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
Ghrelin reduced the profibrotic effect of IHC-Exo in liver fibrosis by regulating lncMALAT1/GPX4 pathway mediated HSCs ferroptosis. Triggering HSCs ferroptosis via GHR-IHC-Exo may become a novel strategy to alleviate the progression of liver fibrosis. Liver fibrosis is the end stage of the continuous progression of a variety of chronic liver diseases.
View Article and Find Full Text PDFFront Bioeng Biotechnol
January 2025
Department of Biomedical Engineering, The City College of New York, New York, NY, United States.
Many biological fibrous tissues exhibit distinctive mechanical properties arising from their highly organized fibrous structure. In disease conditions, alterations in the primary components of these fibers, such as type I collagen molecules in bone, tendons, and ligaments, assembly into a disorganized fibers architecture generating a weak and/or brittle material. Being able to quantitatively assess the fibers orientation and organization in biological tissue may help improve our understanding of their contribution to the tissue and organ mechanical integrity, and assess disease progress and therapy effect.
View Article and Find Full Text PDFERJ Open Res
January 2025
Faculty of Health and Life Sciences, Northumbria University Newcastle, Newcastle upon Tyne, UK.
Background: In response to exercise-based pulmonary rehabilitation (PR), the type of muscle fibre remodelling differs between COPD patients with peripheral muscle wasting (atrophic patients with COPD) and those without wasting (nonatrophic patients with COPD). Extracellular matrix (ECM) proteins are major constituents of the cell micro-environment steering cell behaviour and regeneration. We investigated whether the composition of ECM in atrophic compared to nonatrophic patients with COPD differs in response to PR.
View Article and Find Full Text PDFFront Cell Dev Biol
January 2025
Mathematical Institute, Faculty of Science, Leiden University, Leiden, Netherlands.
Many mammalian cells, including endothelial cells and fibroblasts, align and elongate along the orientation of extracellular matrix (ECM) fibers in a gel when cultured . During cell elongation, clusters of focal adhesions (FAs) form near the poles of the elongating cells. FAs are mechanosensitive clusters of adhesions that grow under mechanical tension exerted by the cells' pulling on the ECM and shrink when the tension is released.
View Article and Find Full Text PDFVasc Med
January 2025
Department of Surgery, Section of Vascular Surgery, Conrad Jobst Vascular Laboratories, University of Michigan Health System, Ann Arbor, MI, USA.
Interventional therapies to relieve chronic deep vein thrombosis (DVT) fail through inability to penetrate, cross, and remove the occlusion. Development of suitable tools requires fundamental understanding of chronic DVT mechanical properties and a reliable model for testing. Female farm swine underwent a novel, endovenous generation of long-segment unilateral iliac vein thrombosis.
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