作为祖国医学的重要组成部分,针刺与热灸等体表刺激在镇痛与调节内脏功能等方面发挥着不可替代的治疗效应。随着现代神经生理学、分子生物学及基因编辑技术等快速发展,研究者可通过不同生物标记技术探究既往无法区分的细胞亚型,为以分...作为祖国医学的重要组成部分,针刺与热灸等体表刺激在镇痛与调节内脏功能等方面发挥着不可替代的治疗效应。随着现代神经生理学、分子生物学及基因编辑技术等快速发展,研究者可通过不同生物标记技术探究既往无法区分的细胞亚型,为以分子标记物为切入点探究体表不同类型感受器介导针灸调节效应的作用机制提供了新的研究范式。然而,针对上述研究进展的系统归纳目前尚且缺如。鉴于此,本文综述了瞬时受体电位(transient receptor potential,TRP)离子通道家族、Mas相关G蛋白偶联受体(Mas related G protein-coupled receptor,MRGPR)家族等分子标记的C类多模态伤害感受器(C-polymodal nociceptor,CPN)在针灸镇痛及内脏调节中的作用效应及机制探讨,以期为针灸传入相关始动因素的分子特性及功能研究提供思路,亦为传统与现代医学的融合发展提供潜在探索方向。展开更多
Factors on degradation of chlorothalonil(CLT) in water by high frequency ultrasonic irradiation were investigated.The effects of initial concentration of chlorothalonil,dosages of tertiary butyl alcohol,humic acid and...Factors on degradation of chlorothalonil(CLT) in water by high frequency ultrasonic irradiation were investigated.The effects of initial concentration of chlorothalonil,dosages of tertiary butyl alcohol,humic acid and initial pH value on degradation of chlorothalonil,as well as the reaction mechanism were studied.The results reveal that chlorothalonil could be effectively degradated by ultrasonic irradiation.The reaction constant value kapp decreased from 0.014 1 to 0.010 2 min-1 with the initial concentration increasing from 50 to 400 μg/L during 180 min irradiation.Tertiary butyl alcohol had negative effect on chlorothalonil degradation,while lower concentration of humic acid promoted the sonolysis,and kapp declined with the further concentration increasing.The kapp varied little when the pH value ranged from 3.10 to 10.28.It may be concluded that mechanical and pyrolysis process played main roles on the degradation of chlorothalonil in ultrasonic irradiation rather than ·OH attack.The electrical energy per order(EEo) values for sonolysis degradation of CLT were also calculated to evaluate the cost of the process.展开更多
文摘作为祖国医学的重要组成部分,针刺与热灸等体表刺激在镇痛与调节内脏功能等方面发挥着不可替代的治疗效应。随着现代神经生理学、分子生物学及基因编辑技术等快速发展,研究者可通过不同生物标记技术探究既往无法区分的细胞亚型,为以分子标记物为切入点探究体表不同类型感受器介导针灸调节效应的作用机制提供了新的研究范式。然而,针对上述研究进展的系统归纳目前尚且缺如。鉴于此,本文综述了瞬时受体电位(transient receptor potential,TRP)离子通道家族、Mas相关G蛋白偶联受体(Mas related G protein-coupled receptor,MRGPR)家族等分子标记的C类多模态伤害感受器(C-polymodal nociceptor,CPN)在针灸镇痛及内脏调节中的作用效应及机制探讨,以期为针灸传入相关始动因素的分子特性及功能研究提供思路,亦为传统与现代医学的融合发展提供潜在探索方向。
基金Project(2008ZX07421-002) supported by the National Major Project of Science & Technology Ministry of ChinaProject(2008AA06A412) supported by the National High Technology Research and Development Program of ChinaProject(20009-K7-4) supported by the Research and Development of Ministry of Housing and Urban-Rural Development of China
文摘Factors on degradation of chlorothalonil(CLT) in water by high frequency ultrasonic irradiation were investigated.The effects of initial concentration of chlorothalonil,dosages of tertiary butyl alcohol,humic acid and initial pH value on degradation of chlorothalonil,as well as the reaction mechanism were studied.The results reveal that chlorothalonil could be effectively degradated by ultrasonic irradiation.The reaction constant value kapp decreased from 0.014 1 to 0.010 2 min-1 with the initial concentration increasing from 50 to 400 μg/L during 180 min irradiation.Tertiary butyl alcohol had negative effect on chlorothalonil degradation,while lower concentration of humic acid promoted the sonolysis,and kapp declined with the further concentration increasing.The kapp varied little when the pH value ranged from 3.10 to 10.28.It may be concluded that mechanical and pyrolysis process played main roles on the degradation of chlorothalonil in ultrasonic irradiation rather than ·OH attack.The electrical energy per order(EEo) values for sonolysis degradation of CLT were also calculated to evaluate the cost of the process.
