Glycosides of Cistanche（GC）is a preparation used extensively for its neuroprotective effect against neurological diseases,but its mechanisms of action remains incompletely understood.Here,we established a bilateral ...Glycosides of Cistanche（GC）is a preparation used extensively for its neuroprotective effect against neurological diseases,but its mechanisms of action remains incompletely understood.Here,we established a bilateral common carotid artery occlusion model of vascular dementia in rats and injected the model rats with a suspension of GC（10 mg/kg/day,intraperitoneally）for 14 consecutive days.Immunohistochemistry showed that GC significantly reduced p-tau and amyloid beta（Aβ）immunoreactivity in the hippocampus of the model rats.Proteomic analysis demonstrated upregulation of mitochondrial precursor protein and downregulation of keratin type II cytoskeletal6A after GC treatment compared with model rats that had received saline.Western blot assay confirmed these findings.Our results suggest that the neuroprotective effect of GC in vascular dementia occurs via the promotion of neuronal cytoskeleton regeneration.展开更多
目的分析角蛋白19、C反应蛋白、白蛋白检测对结直肠癌术后的临床疗效以及预测价值。方法以新疆维吾尔自治区人民医院2021年1月—2022年1月收治的98例患者为研究对象。对比临床治疗前后疗效及预后下的角蛋白19、C反应蛋白、白蛋白检测水...目的分析角蛋白19、C反应蛋白、白蛋白检测对结直肠癌术后的临床疗效以及预测价值。方法以新疆维吾尔自治区人民医院2021年1月—2022年1月收治的98例患者为研究对象。对比临床治疗前后疗效及预后下的角蛋白19、C反应蛋白、白蛋白检测水平,通过受试者工作特征(receiveroperating characteristic,ROC)曲线评估其临床预估价值。结果治疗后,患者的角蛋白19、C反应蛋白、白蛋白水平均较治疗前下降,差异有统计学意义(P<0.05)。疗效良好组在角蛋白19、C反应蛋白水平上低于疗效欠佳组,白蛋白高于疗效欠佳组,差异有统计学意义(P<0.05)。存活组在角蛋白19、C反应蛋白水平上低于死亡组,白蛋白高于死亡组,差异有统计学意义(P<0.05)。基于ROC曲线,角蛋白19、C反应蛋白、白蛋白在最佳截断曲线下面积(area under the curve,AUC)值分别为0.822、0.921、0.899,均超过0.7,对直肠癌不良预后有预测价值。3项指标联合检测的敏感度、特异度、AUC值与约登指数均高于3项指标单一检测,差异有统计学意义(P<0.05)。结论角蛋白19、C反应蛋白、白蛋白检测能够有效预测结直肠癌患者疗效变化及预后。展开更多
基金supported by the National Natural Science Foundation of China,No.30960520the Natural Science Foundation of Inner Mongolia Autonomous Region of China,No.2016MS0837
文摘Glycosides of Cistanche（GC）is a preparation used extensively for its neuroprotective effect against neurological diseases,but its mechanisms of action remains incompletely understood.Here,we established a bilateral common carotid artery occlusion model of vascular dementia in rats and injected the model rats with a suspension of GC（10 mg/kg/day,intraperitoneally）for 14 consecutive days.Immunohistochemistry showed that GC significantly reduced p-tau and amyloid beta（Aβ）immunoreactivity in the hippocampus of the model rats.Proteomic analysis demonstrated upregulation of mitochondrial precursor protein and downregulation of keratin type II cytoskeletal6A after GC treatment compared with model rats that had received saline.Western blot assay confirmed these findings.Our results suggest that the neuroprotective effect of GC in vascular dementia occurs via the promotion of neuronal cytoskeleton regeneration.
文摘目的分析角蛋白19、C反应蛋白、白蛋白检测对结直肠癌术后的临床疗效以及预测价值。方法以新疆维吾尔自治区人民医院2021年1月—2022年1月收治的98例患者为研究对象。对比临床治疗前后疗效及预后下的角蛋白19、C反应蛋白、白蛋白检测水平,通过受试者工作特征(receiveroperating characteristic,ROC)曲线评估其临床预估价值。结果治疗后,患者的角蛋白19、C反应蛋白、白蛋白水平均较治疗前下降,差异有统计学意义(P<0.05)。疗效良好组在角蛋白19、C反应蛋白水平上低于疗效欠佳组,白蛋白高于疗效欠佳组,差异有统计学意义(P<0.05)。存活组在角蛋白19、C反应蛋白水平上低于死亡组,白蛋白高于死亡组,差异有统计学意义(P<0.05)。基于ROC曲线,角蛋白19、C反应蛋白、白蛋白在最佳截断曲线下面积(area under the curve,AUC)值分别为0.822、0.921、0.899,均超过0.7,对直肠癌不良预后有预测价值。3项指标联合检测的敏感度、特异度、AUC值与约登指数均高于3项指标单一检测,差异有统计学意义(P<0.05)。结论角蛋白19、C反应蛋白、白蛋白检测能够有效预测结直肠癌患者疗效变化及预后。
