Publications by authors named "Ze-xuan Su"

Background: Hypertriglyceridemia is the third leading cause of acute pancreatitis (AP), and its incidence is increasing. Due to its relatively insidious etiology, it is easy to be ignored in the early stages. In China, Chaiqin Chengqi Decoction (CQCQD) has long been employed for treating AP.

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In a previous study by the present authors, it was identified that the expression of engrailed-2 (EN2) gene was downregulated in clear cell renal cell carcinoma (cc-RCC). The aim of the present study was to determine whether aberrant methylation was the mechanism underlying the silencing of EN2 gene in cc-RCC. A total of forty paired cc-RCC tissues, four cc-RCC cell lines and one normal human proximal tubule epithelial cell line were evaluated for EN2 gene methylation status using methylation-specific polymerase chain reaction (PCR).

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Phosphatidylinositol 3-kinase (PI3K)/AKT and mitogen activated protein kinase (MAPK) signaling cascades have significant roles in cell proliferation, survival, angiogenesis and metastasis of tumor cells. Eupatilin, one of the major compounds present in species, has been demonstrated to have antitumor properties. However, the effect of eupatilin in renal cell carcinoma (RCC) remains to be elucidated.

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Our preliminary study indicated that Engrailed-2 (EN2) is downregulated but also ectopically expressed in clear-cell renal cell carcinoma (CCRCC), and the absence of EN2 expression was associated with poor histological grade. However, the specific roles of EN2 in CCRCC have yet to be elucidated. In the present study, we examined the effects of inhibiting EN2 expression by human renal tubular epithelial cells (HK-2) and overexpressing EN2 by human clear-cell renal cells (786-O).

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Article Synopsis
  • * A systematic review and meta-analysis of 12 studies involving nearly 5,700 participants indicated that the c2 allele of the CYP2E1 polymorphism is associated with a decreased risk of developing urologic cancer across various genetic models.
  • * Significantly, the study found that this c2 allele shows a particularly strong protective effect against urothelial cancer and is consistently beneficial in Asian populations, suggesting it may act as a low-penetrance risk factor for
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The aim of this study was to assess the diagnostic value of RASSF1A methylation in renal cell carcinoma. Systematically search were performed using the Pubmed, ProQest and Web of Science for all articles on the association between RASSF1A methylation and renal cell carcinoma before 15 April 2015. After the filtration, 13 studies involving 677 cases and 497 controls met our criteria.

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Polymorphisms in the endothelial nitric oxide synthase (eNOS) gene may influence the risk of cancer, but the results are still debatable. Therefore, we performed a systematic review to provide a more complete picture and conducted a meta-analysis to derive a precise estimation. We searched PubMed, EMBASE, EBSCO, Google Scholar and China National Knowledge Infrastructure (CNKI) databases until April 2014 to identify eligible studies.

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Engrailed-2 (EN2), a member of the homeobox family of genes, encodes a homeodomain-containing transcription factor that is thought to be a potential oncogene in a number of cancers. Because the role of EN2 in clear cell renal cell carcinoma (CCRCC) has not been determined, we investigated its expression in CCRCC tissues and cell lines. Using immunohistochemical (IHC) staining, we found that EN2 protein was expressed in normal renal cells and tubules, but was frequently down-regulated in tissues from patients with CCRCC and in CCRCC cell lines.

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Objective: To investigate the relationship between the resistance index (RI) of the renal artery and serum creatinine (Cr) level in patients early (within one month) after renal transplantation.

Methods: A total of 123 patients receiving renal transplantation underwent examinations by color Doppler ultrasound for measurement of the RI of the renal artery within one month after the operation. According to the results of RI measurement, the patients were divided into RI≥0.

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This study aimed to construct a eukaryotic expression plasmid containing the G250/MN/CA IX (G250) and human granulocyte-macrophage colony stimulating factor (hGM-CSF) genes, and to detect the expression of these proteins in vitro by recombinant plasmids in eukaryotic cells. pORF-hGM-CSF and pcDNA3.0-G250 were used as the template to amplify G250 and hGM-CSF by routine polymerase chain reaction (PCR).

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Objective: To observe the suppressive effect on the expression of pro-inflammatory cytokines in liver from brain dead (BD) rats through inhibition of p38 mitogen-activated protein kinase (MAPK) signaling pathway by SB203580.

Methods: A total of 30 male Wistar rats weighing from 180 to 200 g were randomly divided into 3 experimental groups: (1) BD group (n = 10): brain death was induced in rats; (2) BD+SB203580 group (n = 10): brain death was successfully induced and SB203580 (10 mg/kg) was given through dorsal vein of penis. After brain death artificial ventilation was maintained for 6 hours and only those with mean arterial blood pressure more than 80 mm Hg (1 mm Hg = 0.

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Objective: To observe the inhibitiory effects of pretreatment with Buyanghuanwu decoction (BYHWT) on inflammatory cytokine expressions in the kidneys and the level of reactive oxygen species (ROS) by peripheral blood neutrophils of rats after induction of brain death (BD), and to investigate the effect of BYHWT on the improvement of kidney quality from BD donor.

Methods: 30 male Wistar rats were randomly divided into 3 groups: control group, BD model group and BYHWT group. 6 hours after successful onset of brain death,only the BD rats whose mean arterial blood pressure were higher than 80 mmHg were accepted as donors.

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