Baihui(DU20)-penetrating-Qubin(GB7) acupuncture can inhibit inflammatory reactions and activate signaling pathways related to proliferation after intracerebral hemorrhage.However,there is no research showing the r...Baihui(DU20)-penetrating-Qubin(GB7) acupuncture can inhibit inflammatory reactions and activate signaling pathways related to proliferation after intracerebral hemorrhage.However,there is no research showing the relationship between this treatment and cell apoptosis.Rat models of intracerebral hemorrhage were established by injecting 60 μL of autologous blood into the right side of the caudate-putamen.Six hours later,the needle traveled subcutaneously from the Baihui acupoint to Qubin acupoint.The needle was alternately rotated(180 ± 10 turns/min) manually along clockwise and counter-clockwise directions.Stimulation lasted for 7 days,and was performed three times each for 6 minutes with 6-minute intervals between stimulations.Rats intraperitoneally receiving Sonic hedgehog pathway activator,purmorphamine(1 mg/kg per day),served as positive controls.Motor and sensory function were assessed using the Ludmila Belayev test.Extent of pathological changes were measured in the perihemorrhagic penumbra using hematoxylin-eosin staining.Apoptosis was examined by terminal deoxynucleotidyl transferase(Td T)-mediated d UTP nick end labeling assay.Expression of smoothened(Smo) and glioma-associated homolog 1(Gli1) was determined by western blot assay.Our results showed that Baihui-penetrating-Qubin acupuncture promoted recovery of motor and sensory function,reduced the apoptotic cell percentage in the perihemorrhagic penumbra,and up-regulated Smo and Gli1 expression.We conclude that Baihui-penetrating-Qubin acupuncture can mitigate hemorrhage and promote functional recovery of the brain in a rat model of intracerebral hemorrhage,possibly by activating the Sonic hedgehog pathway.展开更多
目的探讨血清中抗-PTCH1自身抗体对甲胎蛋白(AFP)阴性肝癌的诊断价值。方法在2019年3月—2022年9月应用间接酶联免疫吸附实验(ELISA)检测来自于郑州(176例)、南昌(49例)和北京(38例)3个临床中心共计263例AFP阴性肝癌和对照血清中抗-PTCH...目的探讨血清中抗-PTCH1自身抗体对甲胎蛋白(AFP)阴性肝癌的诊断价值。方法在2019年3月—2022年9月应用间接酶联免疫吸附实验(ELISA)检测来自于郑州(176例)、南昌(49例)和北京(38例)3个临床中心共计263例AFP阴性肝癌和对照血清中抗-PTCH1自身抗体水平;非参数检验(Mann-Whitney U test)比较病例组和对照组血清抗-PTCH1自身抗体水平的差异;绘制ROC曲线,计算ROC曲线下面积(AUC)、灵敏度、特异度等指标评价其诊断AFP阴性肝癌的价值;探讨抗-PTCH1自身抗体与临床生化指标联合应用于AFP阴性肝癌的诊断效果。结果3个临床中心的AFP阴性肝癌患者组血清抗-PTCH1自身抗体水平均高于对照组(P<0.05);抗-PTCH1自身抗体在郑州、南昌和北京诊断AFP阴性肝癌的ROC曲线下面积分别为0.692、0.763和0.845,灵敏度分别为44.3%、50.0%和40.0%,特异度分别为81.0%、88.0%和100.0%;联合临床指标AST和ALT构建诊断模型后在郑州、南昌和北京诊断AFP阴性肝癌的ROC曲线下面积分别为0.844、0.843和0.873。结论抗-PTCH1自身抗体对临床AFP阴性肝癌患者有一定诊断价值,联合临床指标ALT和AST的诊断AFP阴性肝癌效果更好。展开更多
基金supported by the National Natural Science Foundation of China,No.30772840,81273824,and 81473764
文摘Baihui(DU20)-penetrating-Qubin(GB7) acupuncture can inhibit inflammatory reactions and activate signaling pathways related to proliferation after intracerebral hemorrhage.However,there is no research showing the relationship between this treatment and cell apoptosis.Rat models of intracerebral hemorrhage were established by injecting 60 μL of autologous blood into the right side of the caudate-putamen.Six hours later,the needle traveled subcutaneously from the Baihui acupoint to Qubin acupoint.The needle was alternately rotated(180 ± 10 turns/min) manually along clockwise and counter-clockwise directions.Stimulation lasted for 7 days,and was performed three times each for 6 minutes with 6-minute intervals between stimulations.Rats intraperitoneally receiving Sonic hedgehog pathway activator,purmorphamine(1 mg/kg per day),served as positive controls.Motor and sensory function were assessed using the Ludmila Belayev test.Extent of pathological changes were measured in the perihemorrhagic penumbra using hematoxylin-eosin staining.Apoptosis was examined by terminal deoxynucleotidyl transferase(Td T)-mediated d UTP nick end labeling assay.Expression of smoothened(Smo) and glioma-associated homolog 1(Gli1) was determined by western blot assay.Our results showed that Baihui-penetrating-Qubin acupuncture promoted recovery of motor and sensory function,reduced the apoptotic cell percentage in the perihemorrhagic penumbra,and up-regulated Smo and Gli1 expression.We conclude that Baihui-penetrating-Qubin acupuncture can mitigate hemorrhage and promote functional recovery of the brain in a rat model of intracerebral hemorrhage,possibly by activating the Sonic hedgehog pathway.
文摘目的探讨血清中抗-PTCH1自身抗体对甲胎蛋白(AFP)阴性肝癌的诊断价值。方法在2019年3月—2022年9月应用间接酶联免疫吸附实验(ELISA)检测来自于郑州(176例)、南昌(49例)和北京(38例)3个临床中心共计263例AFP阴性肝癌和对照血清中抗-PTCH1自身抗体水平;非参数检验(Mann-Whitney U test)比较病例组和对照组血清抗-PTCH1自身抗体水平的差异;绘制ROC曲线,计算ROC曲线下面积(AUC)、灵敏度、特异度等指标评价其诊断AFP阴性肝癌的价值;探讨抗-PTCH1自身抗体与临床生化指标联合应用于AFP阴性肝癌的诊断效果。结果3个临床中心的AFP阴性肝癌患者组血清抗-PTCH1自身抗体水平均高于对照组(P<0.05);抗-PTCH1自身抗体在郑州、南昌和北京诊断AFP阴性肝癌的ROC曲线下面积分别为0.692、0.763和0.845,灵敏度分别为44.3%、50.0%和40.0%,特异度分别为81.0%、88.0%和100.0%;联合临床指标AST和ALT构建诊断模型后在郑州、南昌和北京诊断AFP阴性肝癌的ROC曲线下面积分别为0.844、0.843和0.873。结论抗-PTCH1自身抗体对临床AFP阴性肝癌患者有一定诊断价值,联合临床指标ALT和AST的诊断AFP阴性肝癌效果更好。