Energy transfer is ubiquitous in natural and artificial lightharvesting systems,and coherent energy transfer,a highly efficient energy transfer process,has been accepted to play a vital role in such systems.However,th...Energy transfer is ubiquitous in natural and artificial lightharvesting systems,and coherent energy transfer,a highly efficient energy transfer process,has been accepted to play a vital role in such systems.However,the energy oscillation of coherent energy transfer is exceedingly difficult to capture because of its evanescence due to the interaction with a thermal environment.Here a microscopic quantum model is used to study the time evolution of electrons triggered energy transfer between coherently coupled donoracceptor molecules in scanning tunneling microscope(STM).A series of topics in the plasmonic nanocavity(PNC)coupled donor-acceptor molecules system are discussed,including resonant and nonresonant coherent energy transfer,dephasing assisted energy transfer,PNC coupling strength dependent energy transfer,Fano resonance of coherently coupled donor-acceptor molecules,and polariton-mediated energy transfer.展开更多
为探讨腺病毒介导肿瘤坏死因子 - α(TNF- α)基因转染诱导树突细胞 (DCs)趋化因子受体差异性表达 ,分别用 10 0 MOI的 Ad V- TNF- α和 Ad V- p L p A (无外源基因插入 )感染小鼠树突细胞 (m DCs) ,经流式细胞仪检测细胞表型变化 ,RNA...为探讨腺病毒介导肿瘤坏死因子 - α(TNF- α)基因转染诱导树突细胞 (DCs)趋化因子受体差异性表达 ,分别用 10 0 MOI的 Ad V- TNF- α和 Ad V- p L p A (无外源基因插入 )感染小鼠树突细胞 (m DCs) ,经流式细胞仪检测细胞表型变化 ,RNA酶保护实验检测其趋化因子受体表达 ,体内、体外细胞趋化试验分析比较其迁移差异。发现 Ad V- TNF-α感染 m DCs后 CD11b、CD40、CD86 ,ICAM- 1以及 CCR7受体表达较对照组明显增高 ,CCR2受体表达量却下调 ;体外细胞趋化试验表明 DCTNF -α对 MIP- 3β(CCR7配体 )迁移应答增强 ,体内细胞趋化试验显示 DCTNF-α淋巴结趋化迁移效率较空白对照组和 Ad V- p L p A感染组分别增高 7倍和 3倍。提示 :Ad V- TNF- α感染促使 m DCs成熟 。展开更多
基金supported by the State Scholarship Fund organized by the China Scholarship Council(CSC).
文摘Energy transfer is ubiquitous in natural and artificial lightharvesting systems,and coherent energy transfer,a highly efficient energy transfer process,has been accepted to play a vital role in such systems.However,the energy oscillation of coherent energy transfer is exceedingly difficult to capture because of its evanescence due to the interaction with a thermal environment.Here a microscopic quantum model is used to study the time evolution of electrons triggered energy transfer between coherently coupled donoracceptor molecules in scanning tunneling microscope(STM).A series of topics in the plasmonic nanocavity(PNC)coupled donor-acceptor molecules system are discussed,including resonant and nonresonant coherent energy transfer,dephasing assisted energy transfer,PNC coupling strength dependent energy transfer,Fano resonance of coherently coupled donor-acceptor molecules,and polariton-mediated energy transfer.
文摘为探讨腺病毒介导肿瘤坏死因子 - α(TNF- α)基因转染诱导树突细胞 (DCs)趋化因子受体差异性表达 ,分别用 10 0 MOI的 Ad V- TNF- α和 Ad V- p L p A (无外源基因插入 )感染小鼠树突细胞 (m DCs) ,经流式细胞仪检测细胞表型变化 ,RNA酶保护实验检测其趋化因子受体表达 ,体内、体外细胞趋化试验分析比较其迁移差异。发现 Ad V- TNF-α感染 m DCs后 CD11b、CD40、CD86 ,ICAM- 1以及 CCR7受体表达较对照组明显增高 ,CCR2受体表达量却下调 ;体外细胞趋化试验表明 DCTNF -α对 MIP- 3β(CCR7配体 )迁移应答增强 ,体内细胞趋化试验显示 DCTNF-α淋巴结趋化迁移效率较空白对照组和 Ad V- p L p A感染组分别增高 7倍和 3倍。提示 :Ad V- TNF- α感染促使 m DCs成熟 。
