AIM: To study the effects of indigo blue (IB) and indirubin (ir) on mouse t lymphocyte's activation and proliferation.

目的：研究靛蓝(IB)和靛玉红(IR)对小鼠T细胞活化和增殖的影响。

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In the words of the song: "You ain't been blue till you've had that Mood Indigo.

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But on a recent winter afternoon Yasin's younger sibling was himself toiling over a vat of indigo dye in which the water hasn't been changed in a generation.

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