The effectiveness of thidiazuron（TDZ）on adventitious bud and shoot formation from leaves of Robinia pseudoacacia was tested in combination with naphthaleneacetic acid （NAA）or 2,4-dichiorophenoxyacetic acid （2,4-D...The effectiveness of thidiazuron（TDZ）on adventitious bud and shoot formation from leaves of Robinia pseudoacacia was tested in combination with naphthaleneacetic acid （NAA）or 2,4-dichiorophenoxyacetic acid （2,4-D）,With the increasing of TDZ level,the induction rate of adventitious buds appeared an increasing trend and the highest rate was obtained by the combination of 2mg/L TDZ whth 0.1mg/L NAA.The excessive level of TDZ could induce useless cellae and easily produce hyperhydricity.Inhibition of shoot elongation by TDZ was overcome through transferring shoot cultures to a shoot proliferation medium lacking TDZ orcontaining NAA,benzyladenine （BA）and TDZ.Indole-3-butyric acid （IBA）was used to stimulate the rooting in vitro .Based on the number and length of rooting ,the treatment with 0.5mg/L IBA was the best.展开更多
目的:系统评价醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻的有效性和安全性,旨在为临床用药提供循证参考。方法:计算机检索Cochrane图书馆、PubMed、Embase、中国生物医学文献数据库、中国知网数据库、维普数据库、万方数...目的:系统评价醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻的有效性和安全性,旨在为临床用药提供循证参考。方法:计算机检索Cochrane图书馆、PubMed、Embase、中国生物医学文献数据库、中国知网数据库、维普数据库、万方数据库等,收集醒脾养儿颗粒联合酪酸梭菌活菌散(试验组)对比单用酪酸梭菌活菌散(对照组)治疗小儿消化不良性腹泻的随机对照试验(RCT)。筛选文献、提取资料后采用Cochrane系统评价员手册5.1.0偏倚风险评估工具对纳入研究质量进行评价,采用Rev Man 5.3软件进行Meta分析。采用TSA 0.9软件进行试验序贯分析。结果:共纳入8项RCT,共计857例患儿。试验组患儿总有效率[RR=1.20,95%CI(1.13,1.28),P<0.00001]显著高于对照组,腹痛缓解时间[MD=-1.18,95%CI(-1.42,-0.94),P<0.00001]、腹胀缓解时间[MD=-1.32,95%CI(-1.94,-0.70),P<0.0001]、腹泻缓解时间[MD=-2.07,95%CI(-2.38,-1.76),P<0.00001]、大便性状恢复正常的时间[MD=-2.16,95%CI(-2.43,-1.88),P<0.00001]均显著短于对照组,治疗后大便次数[MD=-1.72,95%CI(-2.18,-1.24),P<0.00001]显著少于对照组;不良反应发生率显著低于对照组(P<0.05),或两组患儿不良反应发生率比较差异无统计学意义(P>0.05),或两组患儿均未见明显不良反应发生。序贯分析结果显示,醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻总有效率证据确切。结论:醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻的疗效和安全性均较好。展开更多
基金Supported by project of the Science and technology Ministry of China (Grant No.02 EFN216700794)
文摘The effectiveness of thidiazuron（TDZ）on adventitious bud and shoot formation from leaves of Robinia pseudoacacia was tested in combination with naphthaleneacetic acid （NAA）or 2,4-dichiorophenoxyacetic acid （2,4-D）,With the increasing of TDZ level,the induction rate of adventitious buds appeared an increasing trend and the highest rate was obtained by the combination of 2mg/L TDZ whth 0.1mg/L NAA.The excessive level of TDZ could induce useless cellae and easily produce hyperhydricity.Inhibition of shoot elongation by TDZ was overcome through transferring shoot cultures to a shoot proliferation medium lacking TDZ orcontaining NAA,benzyladenine （BA）and TDZ.Indole-3-butyric acid （IBA）was used to stimulate the rooting in vitro .Based on the number and length of rooting ,the treatment with 0.5mg/L IBA was the best.
文摘目的:系统评价醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻的有效性和安全性,旨在为临床用药提供循证参考。方法:计算机检索Cochrane图书馆、PubMed、Embase、中国生物医学文献数据库、中国知网数据库、维普数据库、万方数据库等,收集醒脾养儿颗粒联合酪酸梭菌活菌散(试验组)对比单用酪酸梭菌活菌散(对照组)治疗小儿消化不良性腹泻的随机对照试验(RCT)。筛选文献、提取资料后采用Cochrane系统评价员手册5.1.0偏倚风险评估工具对纳入研究质量进行评价,采用Rev Man 5.3软件进行Meta分析。采用TSA 0.9软件进行试验序贯分析。结果:共纳入8项RCT,共计857例患儿。试验组患儿总有效率[RR=1.20,95%CI(1.13,1.28),P<0.00001]显著高于对照组,腹痛缓解时间[MD=-1.18,95%CI(-1.42,-0.94),P<0.00001]、腹胀缓解时间[MD=-1.32,95%CI(-1.94,-0.70),P<0.0001]、腹泻缓解时间[MD=-2.07,95%CI(-2.38,-1.76),P<0.00001]、大便性状恢复正常的时间[MD=-2.16,95%CI(-2.43,-1.88),P<0.00001]均显著短于对照组,治疗后大便次数[MD=-1.72,95%CI(-2.18,-1.24),P<0.00001]显著少于对照组;不良反应发生率显著低于对照组(P<0.05),或两组患儿不良反应发生率比较差异无统计学意义(P>0.05),或两组患儿均未见明显不良反应发生。序贯分析结果显示,醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻总有效率证据确切。结论:醒脾养儿颗粒联合酪酸梭菌活菌散治疗小儿消化不良性腹泻的疗效和安全性均较好。
