Results 241 to 250 of about 313,832 (308)

DKK3 Initially Preserves Acinar Integrity Through MEK‐Fos Signaling, but Later Switches to an Oncogenic Role in Pancreatic Cancer

open access: yesAdvanced Science, EarlyView.
In pancreatic cancer, the protein DKK3 is found to play a complex role: it initially slows early tumor growth but later promotes tumor aggressiveness. DKK3 expression evolves during progression and drives cancer severity by orchestrating cellular and molecular signaling pathways.
Dharini Srinivasan   +20 more
wiley   +1 more source

Metformin Restores Mitochondrial Function and Neurogenesis in POLG Patient‐Derived Brain Organoids

open access: yesAdvanced Science, EarlyView.
Patient‐derived POLG‐mutant cortical organoids reveal neuronal subtype‐specific mitochondrial and synaptic defects, with dopaminergic neurons most affected. Metformin treatment restores neuronal identity, mitochondrial function, and excitability, increased mtDNA maintenance, and reprogrammed metabolism via TCA and redox pathways.
Zhuoyuan Zhang   +6 more
wiley   +1 more source

The Fusion of Robotics and Imaging: A Vision of the Future. [PDF]

open access: yesMethodist Debakey Cardiovasc J
Quintero-Peña C   +3 more
europepmc   +1 more source

Injectable BMSC‐Based Extracellular Matrix‐Mimicking Microtissue for Myocardial Infarction Repair

open access: yesAdvanced Science, EarlyView.
A novel injectable biomimetic extracellular matrix scaffold (JLSV) is designed for enhanced delivery of bone marrow‐derived mesenchymal stem cells (BMSCs). By utilizing janus basic nanotubes, laminin, stromal‐derived factor‐1 alpha, and vascular endothelial growth factor, this innovative JLSV–BMSC microtissue shows promise in myocardial infarction ...
Lina Yao   +7 more
wiley   +1 more source

Gender disparities in high-risk pulmonary embolism: a nationwide analysis of management strategies and clinical outcomes. [PDF]

open access: yesBMC Cardiovasc Disord
Folman A   +6 more
europepmc   +1 more source

The Pathogenic Roles of Local Vitamin D Metabolism Defect in Valve Inflammation and Calcification

open access: yesAdvanced Science, EarlyView.
This study identifies the valvular interstitial cell populations responsible for valvular calcification induced by hyperphosphatemia and likely aging, uncovers local vitamin D metabolism defect‐induced inflammation as a critical pathogenic factor of calcific aortic valve disease, and highlights active vitamin D and ERK inhibitor as potential preventive
Ruichen Yang   +10 more
wiley   +1 more source

Polyhalogenated Carbazole Impairs Dopaminergic Neurons through Dysregulation of Liquid–Liquid Phase Separation in Caenorhabditis elegans

open access: yesAdvanced Science, EarlyView.
Polyhalogenated carbazoles (PHCZ), persistent environmental contaminants, preferentially accumulate in neuronal tissues. Studies using Caenorhabditis elegans and human neuronal cell lines reveal that PHCZ induce dopaminergic neurodegeneration by promoting liquid–liquid phase separation of α‐synuclein, reducing condensate fluidity, impairing ...
Yuhang Luo   +13 more
wiley   +1 more source

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