Fig. 1From: M2 macrophages-derived exosomes regulate osteoclast differentiation by the CSF2/TNF-α axisExosomes are successfully isolated from M2 macrophages. (A) Exosome morphology was observed by TEM. (B) The particle size of exosomes was identified using NTA. (C) Exosome surface markers TSG101 and CD9 were examined using western blottingBack to article page