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active T rosettes 活性T玫瑰花结
GLB 7 didn?t influence the production of IP 3 and DAG in active T cells. GLB7对活化的T细胞中IP3 和DAG未产生明显影响。
ASB7-H1 to activate T lymphocyte proliferation. ASB7H1转染DCs诱导的T淋巴细胞增殖能力。
Objective: To study the correlation of multidrug resistance protein P170 and active T cell in acute myeloblatlic leukemia(AML). 研究目的：探讨急性髓性白血病耐药蛋白P_(170)与活化T细胞的关系。
HLA DR Ag was strongly expressed on activated T cells,macrophages. 巨噬细胞、T淋巴细胞高表达HLA DR抗原 (P <0 0 5 )。
Immobile CD 3McAb was more potent on activating T lymphocytes than soluble CD 3McAb. 结论：粘附状态抗CD3单抗比游离状态抗CD3单抗具有更强的诱导人T淋巴细胞活化增殖能力。
Superantigen SEA has great ability to active T cells, B7.1 molecules can provide the second signal for T cell activation and play a very important role during the process of antigen presenting and recognizing. 超抗原SEA具有强大的T细胞激活能力，而B7.;1分子可为T细胞活化提供第二信号，在抗原递呈和识别过程中具有十分重要的作用。
The B7 molecules can be expressed on APCs including monocytes, macrophages, B cells, dendritic cells,and activated T cells. 并进一步证明了是肿瘤细胞表面的B7分子协同激活了肿瘤抗原特性的CD8+CTL细胞。不久Allison等人也报道了相似结果，肯定了前者的成果。
Activated T - lymphocytes secrete FasL and kill the tumor cells by engagement of Fas and FasL which can induce apoptosis of tumor cells. 活化的T淋巴细胞杀死肿瘤细胞是通过分泌FasL，与肿瘤细胞表面的Fas结合，引起肿瘤细胞凋亡来实现的。
DC was isolated and purified from PBMC of colon carcinoma patient to activate T lymphocyte with DC modified by tumour antigen and SEB. 从患者外周血中分离并培养出DC，以肿瘤抗原和金黄色葡萄球菌肠毒素B(SEB)刺激DC；DC激活同源T淋巴细胞；
To activate T cells, one receptor responds to a specific foreign invader, or antigen, and another, CD28, signals a green light for an immune response. 一般T细胞的活化，除了要有一个特定外来物（抗原）与细胞表面受体结合，还需要另一个受体蛋白CD28发出免疫反应的绿灯信号。
The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
DCs can efficiently activate T and B lymphocytes,and build an organic connection between the innate and adaptive immunity. 它可以有效地刺激T、B淋巴细胞活化,从而将固有免疫和适应性免疫有机联系起来。
He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
Akbar AN,Salmon M. Celluar environments and apoptosis:tissue microenvironments control activated T cell death [J]. Immunol Today, 1997,18(2)：72-75. 中国神经免疫学和神经病学杂志2000年第2期第7卷综述作者：赵宏纲李一单位：白求恩医科大学免疫学教研室;长春130021关键词：T细胞；凋亡；中枢神经系统...
An active volcano may explode at any time. 活火山随时都有可能爆发。
Conclusion:B7 vaccine could improve the immunogenicity of tumor cells , activate T cells and enhance in vivo the anti-tumor immunity. 结论：B7-1基因的导入并有效表达可增强肿瘤细胞免疫原性，激活T细胞，提高宿主抗瘤免疫。
Conclusions: Macrophages from traumatized mice may suppress T cell functions via altering messenger molecule levels in activated T cells. 结论：创伤后巨噬细胞可通过改变活化T细胞内信使分子水平，进而抑制T细胞功能。
Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
She was active as a left-winger in the party. 她是党内积极的左翼分子。