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Adaptations of Biofilms to Oxidative Stress Induced by Copper(II) Oxide Nanoparticles.
Langmuir
January 2025
Perm State University, 15 Bukirev strasse, Perm 614068, Russia.
Copper(II) oxide nanoparticles (CuO NPs) are used in different industries and agriculture, thus leading to their release to the environment, which raises concerns about their ecotoxicity and biosafety. The main toxicity mechanism of nanometals is oxidative stress as a result of the formation of reactive oxygen species caused by metal ions released from nanoparticles. Bacterial biofilms are more resistant to physical and chemical factors than are planktonic cells due to the extracellular polymeric matrix (EPM), which performs a protective function.
View Article and Find Full Text PDFChanges in the Pannexin Channel in Ileum Myenteric Plexus and Intestinal Motility Following Ischemia and Reperfusion.
Neurogastroenterol Motil
January 2025
Department of Anatomy, Institute of Biomedical Sciences, University of São Paulo, São Paulo, Brazil.
Background: Intestinal ischemia affects the functioning of the Enteric Nervous System (ENS). Pannexin-1 channel participates in cell communication and extracellular signaling. Probenecid (PB) is a pannexin-1 channel inhibitor, which can be a potential treatment for intestinal ischemia.
View Article and Find Full Text PDFImpact of Copper(II) and Silver(I) Complexes Containing 1,10-Phenanthroline-5,6-dione on Cellular and Virulence Aspects of Scedosporium apiospermum.
Curr Top Med Chem
January 2025
Laboratório de Estudos Avançados de Microrganismos Emergentes e Resistentes (LEAMER), Departamento de Microbiologia Geral, Instituto de Microbiologia Paulo de Góes (IMPG), Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, Brazil.
Background: Scedosporium apiospermum is a multidrug-resistant filamentous fungus that causes localized and disseminated diseases. Our group has previously described that metalbased complexes containing copper(II) or silver(I) ions complexed with 1,10-phenanthroline-5,6- dione (phendione) inhibited the viability of S. apiospermum conidial cells.
View Article and Find Full Text PDFWu-Mei-Wan enhances brown adipose tissue function and white adipose browning in obese mice via upregulation of HSF1.
Chin Med
January 2025
Department of Integrated Traditional Chinese and Western Medicine, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, Hubei, China.
Background: This research aims to explore the anti-obesity potential of Wu-Mei-Wan (WMW), particularly its effects on adipose tissue regulation in obese mice induced by a high-fat diet (HFD). The study focuses on understanding the role of heat shock factor 1 (HSF1) in mediating these effects.
Methods: HFD-induced obese mice were treated with WMW.
Trabecular meshwork ultrastructural changes in primary and secondary glaucoma.
Sci Rep
January 2025
Ophthalmic Pathology Laboratory, L V Prasad Eye Institute, Kallam Anji Reddy Campus, 500034, Hyderabad, India.
To examine ultrastructural changes in the trabecular meshwork (TM) in patients with primary and secondary glaucoma using scanning electron microscopy (SEM). This was a qualitative descriptive hospital-based study on the ultrastructure of the TM. Pure TM samples were collected after microincisional trabeculectomy from 26 patients with primary or secondary glaucoma and 10 control samples from eye bank donor corneas.
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