我看到有一篇文献里面做WB也是这样,细胞CD63条带几乎没有 ChristiansonH C, Svensson K J,van Kuppevelt T H,et al. Cancer cell exosomes depend on cell-surface heparansulfate proteoglycans for their internalization and functional activity[J].Proceedings of the National Academy of Sciences of the United States ofAmerica, 2013, 110(43):17380-5.