Research Article

Expression of Serum Exosomal MicroRNA-21 in Human Hepatocellular Carcinoma

Figure 1

Validation of exosomes isolated from serum samples. (a) Morphological characterization of exosomes isolated from serum samples by transmission electron microscopy. Bar, 100 nm. (b) Expression of exosomal protein markers (CD63 and TSG101) in exosomes isolated from serum samples was assessed by Western blot analysis.
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(a)
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(b)