Fig. 1From: Exosomal circRNAs in the plasma serve as novel biomarkers for IPF diagnosis and progression predictionIdentification of plasma exosomes. A Structural characteristics of exosomes under TEM. B Exosome diameter was detected by NTA. C Exosome specific protein CD63 was detected by Western blotting. IPF IPF patients, non-IPF control volunteersBack to article page