Conversely, when they activated the clock cells, this communication decreased markedly.

相反，在它们激活时钟细胞后，这种通信明显下降。

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There are some studies in which some dopamine [-producing cells] in the brain are activated by both painful and pleasurable stimulation.

有一些研究中，大脑中生成多巴胺的细胞通常可以由痛苦或愉快的感受激活。

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A mixture similar to the protein content of egg whites activated these cells, triggering the release of the stimulant orexin.

一种与蛋清中所含的蛋白质相类似的混合物质激活了这些脑细胞，引发了使人兴奋的促食素大量释放。

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It took several years of further experiments and analysis, but During and his colleagues ultimately concluded that the mild stress of all that activity and interaction activated a communication channel that prompts fat cells to stop releasing a hormone called leptin, which accelerates cancer growth.

VOA: standard.2010.07.14

What I want you to remember is that specific sub-populations of cells get activated, the activation results in a specific response.

我希望你们记住的是,一些特定的细胞亚群受到刺激时,被激活细胞将引起特定的应答

耶鲁公开课 - 生物医学工程探索课程节选

The other part of the adaptive immune system is the cell mediated immune system and this is an immune where that doesn't involve antibodies but involves cells that are activated in response to a foreign antigen and that utilize cellular means to get rid of it.

获得性免疫系统还包括,细胞免疫,这一免疫反应不包含抗体,但包含可以被激活来应答,并清除外源抗原的免疫细胞

耶鲁公开课 - 生物医学工程探索课程节选

It appears to block the action of a protein called Stat 1, which becomes activated within cells after a stressful event such as a heart attack or stroke, and plays a role in inducing cell death.

BBC: NEWS | Health | Green tea 'may protect the heart'

The idea is that the vaccines will train T cells to spot cancer, while the antibody will make sure the T cells remain activated long enough to do their dirty work.

FORBES: Magazine Article

The nastiest-looking arteries might be stabilized with some form of local therapy, such as drug-coated stents, light-activated drugs to kill off inflamed cells or even gene therapy.

FORBES: Peeking at Plaque