产品名称：死细胞核染料 DiTO -1  1 mM DMSO溶液 相当于TOTO -1  

CAS：143413-84-7

规格：0.2ml

储存条件：-15℃避光干燥

保质期：12个月

产品物理化学光谱特性

分子量：1302.78

溶剂：水

激发波长(nm)：514

发射波长(nm)：535

产品介绍

DiTO -1在化学上等同于TOTO®-1（TOTO®是Invitrogen的商标）。DiTO -1是一种碳花青二聚体，具有类似于FITC的绿色荧光。它不具有细胞渗透性，可以很容易地与Cy5和罗丹明区别开来，作为核复染和死细胞指示剂。在不存在核酸的情况下它是非荧光的，并且在与DNA结合后会产生非常明亮的荧光信号。DiTO -1可在培养细胞和石蜡切片中进行强而有选择性的核染色。通过细胞可渗透的Nuclear Red LCS1染料和不渗透细胞的TOTO®-1进行的同时标记可用于评估细胞活力。DiTO -1和Nuclear Red 的消光系数都比结合DNA的碘化丙啶大。

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