别名
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FDA;荧光素二乙酸酯;荧光素双醋酸酯;二乙酸荧光素酯;3,6-Diacetoxyfluoran;Di-O-acetylfluorescein;Diacetylfluorescein;FDA
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产品介绍
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Fluorescein diacetate stains living cells green, and is a substrate for esterases. Fluorescein Diacetate is suitable for use in cell viability assays. Removal of the acetate groups by cellular esterases results in fluorescence in cells with intact membranes.
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用途
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酯酶底物。FDA可透过细胞膜并作为荧光素积蓄在活细胞内。由于荧光素较BCECF或Calcein的亲水性低,因此荧光素从细胞中渗漏的量也高。FDA也可用于流式细胞仪。荧光素的激发和发射波长分别为488 nm和530 nm。
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