FITC-dextran 即异硫氰酸荧光素标记的葡聚糖。葡聚糖是一种由葡萄糖单体聚合而成的多糖，具有良好的生物相容性、水溶性和低免疫原性。FITC 赋予葡聚糖绿色荧光特性。不同分子量的 FITC-dextran（如常见的 4kDa、10kDa、70kDa 等）在生物实验中有不同用途。在细胞 ...

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