生发中心的树突状细胞可以内吞这种抗原物质并将其呈递给T 细胞，从而激活它们。
Dendritic cells in the germinal center may endocytose such antigenic material and present it to T cells, activating them.
但当抑制性T细胞想要阻止这一行为时，他们被传递了相同的抗原，开始杀死抗原呈递细胞。
But when the weak t cells that want to stop the disease are presented with those same antigens, they kill the APC.
这样他制造了一个抗原呈递细胞的副本，这个颗粒可以反复的激活抑制性T细胞，使他们增殖并杀死真正的抗原呈递细胞。
In doing so, he created an APC doppelganger that could repeatedly activate the weak t cells, causing them to proliferate and kill the real APCs.
其中一些还可以和外源性抗原结合并将其呈递给免疫细胞。
Some also bind to foreign antigens and present them to immune cells.
结论大剂量黄芪可提高急性白血病患者外周血单核细胞诱导生成dc的数量并增强DC的抗原呈递功能。
Conclusion Large dose of Astragalus could increase the DC induction of MNC and enhance the antigen presenting ability of DC in acute leukemia patients.
在这些细胞中，树突状细胞作为专职的抗原呈递细胞，在诱导免疫反应中扮演着不可缺少的角色。
Dendritic cells of these cells as professional antigen-presenting cells play a unique role to induce primary immune response.
进而，采用流式细胞技术研究了不同蛋白酶体抑制剂以及TAP对噬菌体颗粒抗原交叉呈递的影响。
Furthermore, the effect of proteasome inhibitors and TAP on particle antigens cross presentation was investigated by FACS analysis.
胸腺树突状细胞作为胸腺内功能强大的抗原呈递细胞，在阴性选择中必定发挥着不可忽视的作用。
Because thymic dendritic cells are the potent antigen presenting cells in the thymus, they must play an important role in thymic negative selection.
其能够抑制同种异体的T细胞的应答和修饰抗原呈递细胞的成熟。
They are able to suppress allogenic T-cell response and modify maturation of antigen-presenting cells.
目的：体外分离培养并鉴定人外周血树突状细胞，并观察其抗原呈递功能。
AIM: To isolate, culture and identify in vitro of dendritic cells (DCs) from human peripheral blood, and observe the function of antigen presentation.
探讨脱氧雪腐镰刀菌烯醇（DON）对人外周血单个核细胞参与抗原呈递的低分子量蛋白酶体-2（LMP-2）表达的影响。
To explore the effects of deoxynivalenol (DON) on low molecular weight polypeptide-2 (LMP- 2) expression of human peripheral blood mononuclear cells.
树突状细胞释放的外体表面有大量的抗原呈递分子，而且性质稳定，易保存，可快速批量生产。
Exosomes released by dendritic cells are enriched in antigen-presenting molecules, they are stable in physical properties, easy to preserve, and can be manufactured rapidly.
树突状细胞(DC)是骨髓来源的专职抗原呈递细胞。
Dendritic cells (DC) are bone marrow-derived professional antigen-presenting cells.
树突状细胞(DC)是功能强大的专职抗原呈递细胞。
Dendritic cells (DC) are uniquely well-equipped professional antigen-presenting cells.
树突状细胞(DC)是功能强大的专职抗原呈递细胞。
Dendritic cells (DC) are uniquely well-equipped professional antigen-presenting cells.
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