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Age-associated interplay between zinc deficiency and Golgi stress hinders microtubule-dependent cellular signaling and epigenetic control.
Dev Cell
December 2024
Department of Biological Sciences, Ajou University, Suwon 16499, South Korea. Electronic address:
Golgi abnormalities have been linked to aging and age-related diseases, yet the underlying causes and functional consequences remain poorly understood. This study identifies the interaction between age-associated zinc deficiency and Golgi stress as a critical factor in cellular aging. Senescent Golgi bodies from human fibroblasts show a fragmented Golgi structure, associated with a decreased interaction of the zinc-dependent Golgi-stacking protein complex Golgin45-GRASP55.
View Article and Find Full Text PDFDelivery of genetic medicines for muscular dystrophies.
Cell Rep Med
December 2024
Laboratory of Precision Nanomedicine, The Shmunis School of Biomedicine and Cancer Research, George S. Wise Faculty of Life Sciences, Tel Aviv University, Tel-Aviv, Israel; Department of Materials Sciences and Engineering, Iby and Aladar Fleischman Faculty of Engineering, Tel Aviv University, Tel Aviv, Israel; Center for Nanoscience and Nanotechnology, Tel Aviv University, Tel Aviv, Israel; Cancer Biology Research Center, Tel Aviv University, Tel Aviv, Israel. Electronic address:
Muscular dystrophies are a group of heterogenic disorders characterized by progressive muscle weakness, the most common of them being Duchenne muscular dystrophy (DMD). Muscular dystrophies are caused by mutations in over 50 distinct genes, and many of them are caused by different genetic mechanisms. Currently, none of these diseases have a cure.
View Article and Find Full Text PDFPreTKcat: A pre-trained representation learning and machine learning framework for predicting enzyme turnover number.
Comput Biol Chem
January 2025
College of Artificial Intelligence, Tianjin University of Science and Technology, No. 9, 13th Street, Tianjin Economic-Technological Development Area, Tianjin, 300457, China. Electronic address:
The enzyme turnover number (k) is crucial for understanding enzyme kinetics and optimizing biotechnological processes. However, experimentally measured k values are limited due to the high cost and labor intensity of wet-lab measurements, necessitating robust computational methods. To address this issue, we propose PreTKcat, a framework that integrates pre-trained representation learning and machine learning to predict k values.
View Article and Find Full Text PDFAtractylenolide Ⅲ partially alleviates tunicamycin-induced damage in porcine oocytes during in vitro maturation by reducing oxidative stress.
Anim Reprod Sci
December 2024
China-Japan Union Hospital of Jilin University, Rehabilitation Medicine Department, Changchun, Jilin, China. Electronic address:
Assisted reproductive technology (ART) is widely used to address infertility and enhance reproductive outcomes in livestock. Among various ART techniques, in vitro maturation (IVM) is commonly used to obtain high-quality oocytes but is susceptible to oxidative stress. In traditional Chinese medicine, Rhizoma Atractylodis Macrocephalae (Bai Zhu) is used to enhance maternal and fetal health.
View Article and Find Full Text PDFStereo-EEG around the world: State of the art in Italy.
Neurophysiol Clin
January 2025
Neuroscience and Human Genetics Department, Meyer Children's Hospital IRCCS, Full Member of European Reference Network on Rare and Complex Epilepsies, EpiCARE, viale Pieraccini 24, 50139, Florence, Italy; Neurofarba Department, University of Florence, viale Pieraccini 6, 50139, Florence, Italy.
Stereo-EEG is not just a diagnostic examination but a complex methodology, requiring an accurate synthesis of many data (anatomical, clinical, neurophysiological, cognitive, metabolic, and genetic). The implantation scheme is decided based on a hypothesis (or hypotheses) of epileptogenic zone localization. Subsequently, intracerebral electrical stimulation is used to define the extent of highly functional cortical regions and to reproduce the clinical symptoms and signs associated with seizures.
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