Module-based methods have made much progress in deconstructing biological networks.However,it is a great challenge to quantitatively compare the topological structural variations of modules(allosteric modules,AMs)unde...Module-based methods have made much progress in deconstructing biological networks.However,it is a great challenge to quantitatively compare the topological structural variations of modules(allosteric modules,AMs)under different situations.A total of 23,42 and 15co-expression modules were identified in baicalin(BA),jasminoidin(JA)and ursodeoxycholic acid(UA)in a global anti-ischemic mice network,respectively.Then,we integrated the methods of module-based consensus ratio(MCR)and modified Z summary module statistic to validate 12 BA,22 JA and 8 UA on-modules based on comparing with vehicle.The MCRs for pairwise comparisons were 1.55%(BA vs JA),1.45%(BA vs UA),and1.27%(JA vs UA),respectively.Five conserved allosteric modules(CAMs)and 17 unique allosteric modules(UAMs)were identified among these groups.In conclusion,module-centric analysis may provide us a unique approach to understand multiple pharmacological mechanisms associated with differential phenotypes in the era of modular pharmacology.展开更多
Tunable coherent vacuum ultraviolet and extreme ultraviolet radiation have been produced in H2 by three-photon resonant third harmonic generation via B1 Σ_(u)^(+)(v’) ← X^(1) Σ_(g)^(+) (v = 0 ) and C^(1) IIu(v’) ...Tunable coherent vacuum ultraviolet and extreme ultraviolet radiation have been produced in H2 by three-photon resonant third harmonic generation via B1 Σ_(u)^(+)(v’) ← X^(1) Σ_(g)^(+) (v = 0 ) and C^(1) IIu(v’) ← X^(1) Σ_(g)^(+) ( v = 0 ) transitions. Highly resolved third harmonic spectrum exhibits some distinct characteristics. Phase-matching effect of the nonlinear optical process is also discussed.展开更多
Tunalbe coherent extreme ultraviolet radiation has been produced in nitrogen by third harmonic generation(THG)processes enhanced by two-photon resonance with the a^(1)II_(g)(v'=1)state and three-photon resonance w...Tunalbe coherent extreme ultraviolet radiation has been produced in nitrogen by third harmonic generation(THG)processes enhanced by two-photon resonance with the a^(1)II_(g)(v'=1)state and three-photon resonance with the c'_(4)^(1)Σ_(u)^(+)(v'=1)state,respectively.The highly resolved THG spectra imply that THG can be used to probe the higher excited states and to detect the rotational population of a molecular gas.展开更多
Methane has been used as a nonlinear optical medium to produce tunable coherent vacuum ultraviolet and extreme ultraviolet radiation.A vibrational structure with a vibrational frequency of 820cm^(-1) was observed in a...Methane has been used as a nonlinear optical medium to produce tunable coherent vacuum ultraviolet and extreme ultraviolet radiation.A vibrational structure with a vibrational frequency of 820cm^(-1) was observed in a highly resolved third harmonic spectrum.This proved that third harmonic generation is an effective method to probe the higher excited states of molecular gases.展开更多
Tunable coherent extreme ultraviolet radiation has been generated in CO by two-photon resonant third harmonic generation via the A^(1) II(v'=4)←X^(1)Σ+(v"=0)transition.The third nharmonic spectrum exhibits ...Tunable coherent extreme ultraviolet radiation has been generated in CO by two-photon resonant third harmonic generation via the A^(1) II(v'=4)←X^(1)Σ+(v"=0)transition.The third nharmonic spectrum exhibits resolved and improved rotational lines due to the expansion cooling of the molecular beam.The saturation and the phase-matching of the nonlinear process are also discussed.展开更多
目的:运用模块药理学分析框架,从功能模块水平探索丹红注射液治疗冠心病心绞痛的药理作用机制。方法:融合中药系统药理学数据库与分析平台(TCMSP)中药物成分对应的靶点和疾病靶点数据库(DisGeNET,OMIM和CTD)的心绞痛相关基因,利用STRING...目的:运用模块药理学分析框架,从功能模块水平探索丹红注射液治疗冠心病心绞痛的药理作用机制。方法:融合中药系统药理学数据库与分析平台(TCMSP)中药物成分对应的靶点和疾病靶点数据库(DisGeNET,OMIM和CTD)的心绞痛相关基因,利用STRING version 11.0构建丹红注射液治疗心绞痛的靶点网络;MCODE,MCL和GLay算法识别功能模块,通过最小网络结构熵优化模块识别结果。利用DAVID version 6.8生物信息分析平台对模块进行京都基因与基因组百科全书(KEGG)通路富集分析。结果:整合丹红注射液相关的262个基因与心绞痛相关的192个基因,构建丹红注射液治疗心绞痛靶点网络,包含414个节点和6621条边。经最小网络结构熵优化后,用MCODE算法识别出12个功能模块(节点数>3个),其中最大模块(模块1)有47个节点和962条边,MCODE评分41.826分。对丹红注射液治疗心绞痛的基因网络和MCODE划分的模块进行KEGG通路富集分析,分别得到37条和58条KEGG通路,且有86.5%的覆盖率。12个模块富集到的通路大致可分为十一类,其中人类疾病(45%),信号转导(17%),氨基酸代谢(14%)相关的通路所占比例较大。模块1富集到的通路数量最多,有39条,主要功能为信号转导相关模块。模块3是氨基酸代谢相关模块。结论:丹红注射液治疗冠心病心绞痛的治疗效应是通过多模块、多通路、多功能作用实现的,其主要通过调节与信号转导,氨基酸代谢,神经活性配体-受体相互作用,Ca2+和p53信号相关的模块发挥治疗作用。展开更多
基金The project supported by National Natural Science Foundation of China(90209015)the Foundation of'Eleventh Five'National Key Technologies R&D Program(2006BAI08B04-06)
文摘Module-based methods have made much progress in deconstructing biological networks.However,it is a great challenge to quantitatively compare the topological structural variations of modules(allosteric modules,AMs)under different situations.A total of 23,42 and 15co-expression modules were identified in baicalin(BA),jasminoidin(JA)and ursodeoxycholic acid(UA)in a global anti-ischemic mice network,respectively.Then,we integrated the methods of module-based consensus ratio(MCR)and modified Z summary module statistic to validate 12 BA,22 JA and 8 UA on-modules based on comparing with vehicle.The MCRs for pairwise comparisons were 1.55%(BA vs JA),1.45%(BA vs UA),and1.27%(JA vs UA),respectively.Five conserved allosteric modules(CAMs)and 17 unique allosteric modules(UAMs)were identified among these groups.In conclusion,module-centric analysis may provide us a unique approach to understand multiple pharmacological mechanisms associated with differential phenotypes in the era of modular pharmacology.
基金the National High Technology Program of Lasers(863-410).
文摘Tunable coherent vacuum ultraviolet and extreme ultraviolet radiation have been produced in H2 by three-photon resonant third harmonic generation via B1 Σ_(u)^(+)(v’) ← X^(1) Σ_(g)^(+) (v = 0 ) and C^(1) IIu(v’) ← X^(1) Σ_(g)^(+) ( v = 0 ) transitions. Highly resolved third harmonic spectrum exhibits some distinct characteristics. Phase-matching effect of the nonlinear optical process is also discussed.
基金Supported by the High Technology Program of Lasers(863-410)the National Natural Science Foundation of China under Grant No.19584001.
文摘Tunalbe coherent extreme ultraviolet radiation has been produced in nitrogen by third harmonic generation(THG)processes enhanced by two-photon resonance with the a^(1)II_(g)(v'=1)state and three-photon resonance with the c'_(4)^(1)Σ_(u)^(+)(v'=1)state,respectively.The highly resolved THG spectra imply that THG can be used to probe the higher excited states and to detect the rotational population of a molecular gas.
基金Supported by the High Technology Program of Lasers(863-410)the National Natural Science Foundation of China under Grant No.19584001.
文摘Methane has been used as a nonlinear optical medium to produce tunable coherent vacuum ultraviolet and extreme ultraviolet radiation.A vibrational structure with a vibrational frequency of 820cm^(-1) was observed in a highly resolved third harmonic spectrum.This proved that third harmonic generation is an effective method to probe the higher excited states of molecular gases.
基金Supported by the High Technology Program of Lasers(863-410)the National Natural Science Foundation of China under Grant No.19584001.
文摘Tunable coherent extreme ultraviolet radiation has been generated in CO by two-photon resonant third harmonic generation via the A^(1) II(v'=4)←X^(1)Σ+(v"=0)transition.The third nharmonic spectrum exhibits resolved and improved rotational lines due to the expansion cooling of the molecular beam.The saturation and the phase-matching of the nonlinear process are also discussed.
文摘目的:运用模块药理学分析框架,从功能模块水平探索丹红注射液治疗冠心病心绞痛的药理作用机制。方法:融合中药系统药理学数据库与分析平台(TCMSP)中药物成分对应的靶点和疾病靶点数据库(DisGeNET,OMIM和CTD)的心绞痛相关基因,利用STRING version 11.0构建丹红注射液治疗心绞痛的靶点网络;MCODE,MCL和GLay算法识别功能模块,通过最小网络结构熵优化模块识别结果。利用DAVID version 6.8生物信息分析平台对模块进行京都基因与基因组百科全书(KEGG)通路富集分析。结果:整合丹红注射液相关的262个基因与心绞痛相关的192个基因,构建丹红注射液治疗心绞痛靶点网络,包含414个节点和6621条边。经最小网络结构熵优化后,用MCODE算法识别出12个功能模块(节点数>3个),其中最大模块(模块1)有47个节点和962条边,MCODE评分41.826分。对丹红注射液治疗心绞痛的基因网络和MCODE划分的模块进行KEGG通路富集分析,分别得到37条和58条KEGG通路,且有86.5%的覆盖率。12个模块富集到的通路大致可分为十一类,其中人类疾病(45%),信号转导(17%),氨基酸代谢(14%)相关的通路所占比例较大。模块1富集到的通路数量最多,有39条,主要功能为信号转导相关模块。模块3是氨基酸代谢相关模块。结论:丹红注射液治疗冠心病心绞痛的治疗效应是通过多模块、多通路、多功能作用实现的,其主要通过调节与信号转导,氨基酸代谢,神经活性配体-受体相互作用,Ca2+和p53信号相关的模块发挥治疗作用。