Close association of t cells and B cells within lymphoid organs is essential to immune function.

淋巴器官内T细胞和B细胞的密切联系对免疫功能是非常关键的。

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The evening at T Chow restaurant began with a traditional lion dance and was hosted by joint MC's - politician Jing Lee and Peter Yang, Committee member of the Chinatown Association.

晚宴，舞狮开场， 由华人政客李菁璇女士同唐人街协会理事杨刘立先生主持。

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The distribution and determinants of very low circulating troponin t levels, as well as their association with cardiovascular events, in such patients are unknown.

此类患者血液中低肌钙蛋白t水平的分布和决定因素及其与心血管事件的关系尚未可知。

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"We know previously that in adults there is that kind of association, but we didn't know that in adolescents."

VOA: standard.2010.03.04

Vitaly Plotnikov, Mr. Plotnikov's father, said in an interview this week that Canadian investigators recently told him they haven't found any association between his son and Mr. Tsarnaev.

WSJ: Dagestan Islamists Were Uneasy About Boston Bombing Suspect

The official said Mr. Cuomo hasn't adopted the gambling association's position that new casinos should be located at existing race tracks.

WSJ: Cuomo's Casino Funds

"We don't want the RIAA (Recording Industry Association of America) to be paid when I can't afford to do it, and this money could be more valuable elsewhere, " the blog post said.

BBC: US file-sharer refuses donations