产品号 #100-0328_C
一种检测凋亡细胞的细胞蛋白
Annexin V属于胞内膜联蛋白家族,以钙依赖的方式与膜磷脂结合。这种染料对存在于质膜内小叶中的磷脂酰丝氨酸(PS)有很高的亲和力。在早期细胞凋亡过程中,PS从胞膜的内叶向外叶易位,暴露于胞外环境中。Annexin V是早期细胞凋亡的特征性标志物,可检测PS向胞外环境的易位。Annexin V与7-AAD(产品号 #75001)或碘化丙啶(PI,产品号 #75002)等活性染料一起使用。由于PS易位的过程发生在细胞膜完整性丧失之前,当细胞经历凋亡并走向坏死时,细胞膜受损,导致活性染料进入细胞。因此,发生早期凋亡的细胞Annexin V染色阳性,活性染料染色阴性,而细胞凋亡性死亡或坏死的特征是Annexin V和活性染料染色双阳性。
偶联
APC,FITC,PE
应用
流式细胞术
研究领域
免疫
Figure 1. Data for Annexin V, APC
Flow cytometry analysis of C57BL/6 mouse thymocytes incubated at 37°C with 1 µM dexamethasone overnight. Cells were harvested and labeled with APC-conjugated Annexin V and 7-AAD (Catalog #75001).
Figure 2. Data for Annexin V, FITC
Figure showing flow cytometry analysis of C57BL/6 mouse thymocytes incubated at 37°C with 1 µM dexamethasone overnight. Cells were harvested and labeled with FITC Annexin V and 7-AAD.
Figure 3. Data for Annexin V, PE
Figure showing flow cytometry analysis of C57BL/6 mouse thymocytes incubated at 37°C with 1 µM dexamethasone overnight. Cells were harvested and labeled with PE Annexin V and 7-AAD.
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凋亡细胞(Annexin V)的免疫磁珠去除
细胞活性染料(DNA标记染料)
细胞增殖与活性染料
用于哺乳动物细胞活/死染色的胺标记荧光染料
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