Publications by authors named "Guo Wenshi"

Objective: Natural and synthetic chalcones played roles in inflammation and cancers. Chalcone 9X was an aromatic ketone that was found to inhibit cell growth of hepatic cancer and lung cancer cells. In this study, we wanted to investigate the functions of Chalcone 9X in glioma.

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Glioma is a common type of malignancy in the central nervous system. The pathogenesis of glioma is complex and the underlying mechanisms remain largely unknown. In our study, exosomes were exacted from patient samples, and the isolated exosomes were confirmed by transmission electron microscope.

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Glioma is one of the most prevalent types of malignancy in the central nervous system worldwide, and the prognosis of patients with late stage glioma remains poor. Thus, the development of promising therapeutic strategies against glioma is essential. Long non-coding RNAs (lncRNAs) are functional RNA molecules involved in the initiation and progression of tumors, including glioma.

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Glioma is a common type of tumor in human central nervous system, and it is characterized with high mobility and mortality. The prognosis of patients with advanced glioma remains poor. Thus, it is necessary to develop novel therapeutic approaches for the treatment of this disease.

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Glioma is one of the most common types of tumor of the central nervous system with high mobility and mortality. The prognosis of patients with high‑grade glioma is poor. Therefore, it is urgent to develop the therapeutic strategies for the treatment of glioma.

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Objective: To explored the effects of puerarin on cognitive deficits and tissue oxidative stress and the underlying mechanisms.

Methods: 6 to 8 week old male Wistar rats were adopted as experimental animals. Morris water maze (MWM) test was adopted to test the learning and memory function of rats.

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Article Synopsis
  • Glioblastoma multiforme (GBM) is a highly aggressive brain tumor that is difficult to treat due to the invasive nature of its cells.
  • Recent studies show that Ginsenoside Rh2 (GRh2) can significantly inhibit the growth of GBM by blocking specific signaling pathways.
  • GRh2 reduces GBM cell invasiveness by decreasing the expression of matrix metalloproteinase (MMP)-13 through the PI3k/Akt signaling pathway, suggesting a new therapeutic potential for GRh2 in limiting GBM metastasis.
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Background/aims: Age-related macular degeneration (AMD) appears to be a disease with increasing incidence in Western countries and may develop into acquired blindness. Choroidal neovascularization (CNV) is the most frequent cause for AMD, and is commonly induced by regional inflammation. Past studies have highlighted vascular endothelial growth factor A (VEGF-A) as a major trigger for CNV.

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Percutaneous microballoon compression (PMC) is a well-established technique for treatment of trigeminal neuralgia (TN). However, direct puncture of the foramen ovale (FO) is sometimes difficult and there have been well-reported complications from cannulating the FO. We describe our experiences in using Dyna-CT for cannulating the FO and determining balloon position and volume.

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Background: Percutaneous microballoon compression (PMC) for trigeminal neuralgia (TN) is a well-established technique. However, complications from cannulating the foramen ovale (FO) have been reported because direct puncture of the FO is sometimes difficult. Here we report our experience with Dyna-CT-assisted PMC for TN in cannulating the FO and determining the position and volume of the balloon.

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Aneurysms of the A1 segment of the anterior cerebral artery (A1A) are rare and challenging to treat. Less information is available regarding their management by endovascular approach. We evaluated our experience of endovascular treatment in 15 patients with unruptured A1As.

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Plasminogen activator inhibitor type 1 (PAI-1), produced partly from liver is a risk factor for macrovascular and microvascular complications of diabetes. Ghrelin, a recently described orexigenic peptide hormone, attenuates PAI-1 induced by TNF-alpha in the human hepatoma cell line (HepG2). Exposure to TNF-alpha (1 ng/ml) for 24h caused a significant increase in PAI-1 mRNA expression and protein secretion, as evaluated by RT-PCR and ELISA, but pretreatment with ghrelin (1-100 ng/ml) inhibited both basal and TNF-alpha-induced PAI-1 release in a dose and time-dependent manner in HepG2.

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