OBJECTIVE:To determine differences in cerebral activity evoked by acupuncture and conventional stroke treatment,and identify the treatment targets.METHODS:In total,21 patients were randomly divided into two groups.Gro...OBJECTIVE:To determine differences in cerebral activity evoked by acupuncture and conventional stroke treatment,and identify the treatment targets.METHODS:In total,21 patients were randomly divided into two groups.Group A(11 patients)received both acupuncture and conventional treatment,while group B(10 patients)received conventional treatment only.Resting-state functional magnetic resonance imaging(f MRI)was performed on each participant before and after treatment.Regional homogeneity analysis was performed to investigate the potential mechanism of acupuncture treatment by comparing differences in cerebral activity between treatments.RESULTS:Group A showed higher Re Ho in the frontal lobe(BA6,BA46),supra-marginal gyrus(BA40),middle temporal gyrus(BA21),cerebellum,and insula.Group B showed higher Re Ho in the frontal lobe(BA6)and parietal lobe(BA3,BA7).CONCLUSION:Acupuncture and conventional treatment triggered relatively different clinical efficacy and brain responses.Acupuncture treatment more significantly improved the symptoms of stroke patients.More marked changes in sensory,emotional,and motor areas(including the frontal lobe,middle temporal gyrus,cerebellum,and insula)might reflect the specific acupuncture mechanism.展开更多
【目的】探究樱桃番茄Solanum lycopersicum var. cerasiforme种质资源在银川平原地区的适应性,评价适合银川平原地区新品种选育的优良樱桃番茄育种材料。【方法】以收集到的100份樱桃番茄种质资源为研究对象,对其主要表型性状进行测定...【目的】探究樱桃番茄Solanum lycopersicum var. cerasiforme种质资源在银川平原地区的适应性,评价适合银川平原地区新品种选育的优良樱桃番茄育种材料。【方法】以收集到的100份樱桃番茄种质资源为研究对象,对其主要表型性状进行测定,利用多元统计法、灰色关联度分析法和DTOPSIS法3种不同的评价方法进行适应性综合评价。基于主成分计算出综合得分,灰色关联度法计算出加权关联度,DTPOSIS法计算出相对贴近度。【结果】100份樱桃番茄的主要表型性状的变异系数在17.78%~306.46%之间,大部分性状间存在显著或极显著相关性。26个表型性状综合成了10个主成分,累计贡献率达71.901%。以3种评价方法对各种质进行排名,结果既有统一性,也有差异性,共有4份材料均排在前10名,分别是T55、T83、T42和T87,表明T55、T83、T42和T87是表现优良的种质,其中T55的表现最为优异。【结论】T55是最适宜银川平原地区栽培的种质材料,可作为重要的育种基础材料;上述3种方法对樱桃番茄的评价结果略有不同,但无巨大差异,说明方法可行,有利于种质资源评价方面的研究。展开更多
基金Supported by the National Natural Science Foundation of China(NSFC):Acupoint Sensitization Research(No.81590950)the State Key Program for Basic Research of China:Clinical Evaluation of the Basic Rules of Acupoint Specification and Basic Biological Study on CNS Targeting Integration(No.2012CB518501)NSFC:Study on the CNS Integration Mechanism of Spine-dredging Technique in Treating Ischemia Stroke(No.81072864)
文摘OBJECTIVE:To determine differences in cerebral activity evoked by acupuncture and conventional stroke treatment,and identify the treatment targets.METHODS:In total,21 patients were randomly divided into two groups.Group A(11 patients)received both acupuncture and conventional treatment,while group B(10 patients)received conventional treatment only.Resting-state functional magnetic resonance imaging(f MRI)was performed on each participant before and after treatment.Regional homogeneity analysis was performed to investigate the potential mechanism of acupuncture treatment by comparing differences in cerebral activity between treatments.RESULTS:Group A showed higher Re Ho in the frontal lobe(BA6,BA46),supra-marginal gyrus(BA40),middle temporal gyrus(BA21),cerebellum,and insula.Group B showed higher Re Ho in the frontal lobe(BA6)and parietal lobe(BA3,BA7).CONCLUSION:Acupuncture and conventional treatment triggered relatively different clinical efficacy and brain responses.Acupuncture treatment more significantly improved the symptoms of stroke patients.More marked changes in sensory,emotional,and motor areas(including the frontal lobe,middle temporal gyrus,cerebellum,and insula)might reflect the specific acupuncture mechanism.
文摘【目的】探究樱桃番茄Solanum lycopersicum var. cerasiforme种质资源在银川平原地区的适应性,评价适合银川平原地区新品种选育的优良樱桃番茄育种材料。【方法】以收集到的100份樱桃番茄种质资源为研究对象,对其主要表型性状进行测定,利用多元统计法、灰色关联度分析法和DTOPSIS法3种不同的评价方法进行适应性综合评价。基于主成分计算出综合得分,灰色关联度法计算出加权关联度,DTPOSIS法计算出相对贴近度。【结果】100份樱桃番茄的主要表型性状的变异系数在17.78%~306.46%之间,大部分性状间存在显著或极显著相关性。26个表型性状综合成了10个主成分,累计贡献率达71.901%。以3种评价方法对各种质进行排名,结果既有统一性,也有差异性,共有4份材料均排在前10名,分别是T55、T83、T42和T87,表明T55、T83、T42和T87是表现优良的种质,其中T55的表现最为优异。【结论】T55是最适宜银川平原地区栽培的种质材料,可作为重要的育种基础材料;上述3种方法对樱桃番茄的评价结果略有不同,但无巨大差异,说明方法可行,有利于种质资源评价方面的研究。
