Fig. 1From: Exosomal miR-126 blocks the development of non-small cell lung cancer through the inhibition of ITGA6The identification of serum-derived exosomes. a The morphology of isolated exosomes was observed by TEM. b The expression of exosome surface marker proteins, including HSP70, CD63 and CD81, was detected by western blot. *P < 0.05Back to article page