Fig. 1From: Single- and double-walled carbon nanotubes enhance atherosclerogenesis by promoting monocyte adhesion to endothelial cells and endothelial progenitor cell dysfunctionOptical microscope and TEM micrographs of CNT suspensions at 1.0Â mg/ml concentration. a Optical microscope before and after dispersion by a cup-type sonicator at 100Â W, 80Â % pulse mode, for 10Â min twice. b Transmission electron microscope (TEM) micrographs of SWCNTs and DWCNTs dispersed in the dispersion medium. The areas, which include well-dispersed CNTs, were highlighted within the dotted lines. SWCNT: single-walled carbon nanotube, DWCNTs: double-walled carbon nanotubeBack to article page