Fig. 2From: Human acellular amniotic membrane incorporating exosomes from adipose-derived mesenchymal stem cells promotes diabetic wound healingCharacterization of ADSC-derived exosomes. a Representative images showing the morphology of ADSC-derived exosomes by transmission electron microscopy (scale bar = 500 nm). b NTA analysis demonstrating the diameter of exosomes which ranged from 47.7 to 150.0 nm, with a mean diameter of 76.4 nm. c Expression of exosomal markers (CD9 and CD81) examined by western blot analysisBack to article page