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Fission yeast GPI inositol deacylase Bst1 regulates ER-Golgi transport and functions in late stages of cytokinesis.
Mol Biol Cell
January 2025
Department of Molecular Genetics, The Ohio State University, Columbus, OH 43210.
The Munc13/UNC-13 family protein Ync13 is essential for septum integrity and cytokinesis in fission yeast. To further explore the mechanism of Ync13 functions, spontaneous suppressors of mutants, which can suppress the colony-formation defects and lysis phenotype of mutant cells, are isolated and characterized. One of the suppressor mutants, -, shows defects in the cytokinetic contractile ring constriction, septation, and daughter-cell separation, similar to mutant.
View Article and Find Full Text PDFNovel Anti-Microbial/Anti-Inflammatory Combination Improves Clinical Outcome of Bacillus cereus Endophthalmitis.
Invest Ophthalmol Vis Sci
January 2025
Department of Ophthalmology, Dean McGee Eye Institute, Oklahoma City, Oklahoma, United States.
Purpose: The purpose of this study was to explore the therapeutic potential of the novel combination of Bacillus bacteriophage lysin (PlyB) and a synthetic TLR2/4 inhibitor (oxidized 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine, OxPAPC) in the treatment of experimental Bacillus cereus endophthalmitis.
Methods: C57BL/6J mice were injected with 100 colony forming units (CFUs) Bacillus cereus to induce endophthalmitis. Two hours postinfection, groups of mice were treated with either PlyB, PlyB with OxPAPC, or the groups were left untreated to serve as a control.
Extracellular Matrix Alterations Due to Early-Life Adversity: Implications for Auditory Learning in Male Sprague-Dawley Rats.
Mol Neurobiol
January 2025
Department of Physiology, Hamidiye Faculty of Medicine, University of Health Sciences, Istanbul, Turkey.
This study aimed to investigate the impact of early childhood chronic stress on the development of the brain extracellular matrix (ECM) and how alterations in the ECM following early-life adversity (ELA) affect auditory learning and cognitive flexibility. ELA was induced through a combination of maternal separation and neonatal isolation in male Sprague-Dawley rats, and the success of the ELA model was assessed behaviorally and biochemically. A cortex-dependent go/no-go task with two phases was used to determine the impact of ELA on auditory learning and cognitive flexibility.
View Article and Find Full Text PDFA SERS/colorimetric biosensor based on AuNSs@Ag core-shell Prussian blue nanozyme for non-interference and rapid detection of Staphylococcus aureus in milk.
Mikrochim Acta
January 2025
College of Chemistry and Chemical Engineering, Xinjiang Normal University, Urumqi, 830054, China.
A AuNSs@PB@Ag-Apt surface-enhanced Raman scattering (SERS) probe has been developed by embedding Prussian blue (PB) between Au core and Ag shell. The PB SERS probe illustrates strong SERS activity in the Raman silent region of 2070 cm, and has a zero background signal, ensuring high sensitivity for the detection of Staphylococcus aureus (S. aureus).
View Article and Find Full Text PDFSciatic nerve analysis in thyroid hormone transporter Mct8 and Oatp1c1 knockout mice.
Eur Thyroid J
January 2025
H Heuer, Department of Endocrinology, Diabetes and Metabolism, University of Duisburg-Essen, Essen, Germany.
Objective: Mutations in the thyroid hormone (TH) transporter monocarboxylate transporter 8 (MCT8) cause Allan-Herndon-Dudley syndrome (AHDS), a severe form of psychomotor retardation with muscle hypoplasia and spastic paraplegia as key symptoms. These abnormalities have been attributed to an impaired TH transport across brain barriers and into neural cells thereby affecting brain development and function. Likewise, Mct8/Oatp1c1 (organic anion transporting polypeptide 1c1) double knockout (M/Odko) mice, a well-established murine AHDS model, display a strongly reduced TH passage into the brain as well as locomotor abnormalities.
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