Fig. 2From: Urinary exosomal hsa_circ_0001250 as a novel diagnostic biomarker of idiopathic membranous nephropathyDetection of urinary exosomes. A The cup-shaped morphology with double-layer membrane structure of urinary exosomes was shown by TEM images. B Levels of specific exosomal markers as protein CD9, CD63, and calnexin as a negative control measured by Western blottingBack to article page