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如何进行固定、破膜,才能确保荧光蛋白不丢、转录因子照染
在免疫学研究中,科学家常常借助“荧光报告小鼠”来追踪特定细胞的命运。比如,当某个基因被激活时,细胞就会表达一种绿色或红色的荧光蛋白(如EYFP、RFP),从而在显微镜或流式细胞仪下“亮起来”。这类工具对于研究T细胞分化、免疫记忆形成等过程至关重要。
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