本文设计合成了硫醇的近红外比率荧光探针CySS.CySS以七甲川花菁为荧光发色团,二硫键为硫醇的反应位点.通过对其性质和应用的详细深入研究,结果表明,探针分子CySS具有灵敏度高,选择性好,且不受pH影响等优点,并且能成功地应用到活细胞内硫醇的检测.
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