Fig. 1From: Exosomes/tricalcium phosphate combination scaffolds can enhance bone regeneration by activating the PI3K/Akt signaling pathwayCharacterization of exosomes derived from human induced pluripotent stem cell-derived mesenchymal stem cells (hiPS-MSCs). a Morphology observed by TEM. b Particle size distribution and concentration measured by TRPS. c Western blot analysis of the exosome surface markersBack to article page