Publications by authors named "Yu-Tung Hsu"

Background: Metastatic castration-resistant prostate cancer (CRPC), the most refractory prostate cancer, inevitably progresses and becomes unresponsive to hormone therapy, revealing a pressing unmet need for this disease. Novel agents targeting HDAC6 and microtubule dynamics can be a potential anti-CRPC strategy.

Methods: Cell proliferation was examined in CRPC PC-3 and DU-145 cells using sulforhodamine B assay and anchorage-dependent colony formation assay.

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Article Synopsis
  • The study investigates the effectiveness of new small-molecule compounds targeting topoisomerase II and DNA repair mechanisms in treating castration-resistant prostate cancer (CRPC).
  • A new series of azathioxanthone derivatives were developed, with several compounds (WC-A13, WC-A14, WC-A15) showing strong anti-CRPC properties, particularly by downregulating topoisomerase II proteins and causing mitochondrial dysfunction.
  • The compounds also triggered specific DNA damage response pathways and exhibited varying effects on Rad51, an important protein involved in DNA repair, highlighting their potential as effective treatments for CRPC.
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Three-dimensional (3D) printing technology is now widely used in biomedical developments. Especially, photo-curing systems provide high resolution and precision. The current goal of biomedical 3D printing technology is the printing of human organs, but the current commercial photo-curable materials generally have high mechanical strength that cannot meet the mechanical properties of the object to be printed.

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Background: Gastroretentive drug delivery system (GDDS) are novel systems that have been recently developed for treating stomach diseases. The key function of all GDDS systems is to control the retention time in the stomach. However, research into the bulk density or entanglement of polymers, especially regarding their effects on drug float and release times, is scarce.

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We develop a temperature-programmed pretreatment strategy for converting aliphatic-rich petroleum pitch into a mesophase framework, which can then be activated using KOH to produce high-performance carbons for electric double-layer capacitors (EDLCs). In the pretreatment of pitch at an optimal temperature, both the temperature ramp and holding time influence the mesophase structure, which governs the pore structure and crystallinity of the resulting activated carbon. High carbon microporosity is beneficial to capacitance maximization but detrimental to ion transport.

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