Fig. 1From: Feline mammary carcinoma-derived extracellular vesicle promotes liver metastasis via sphingosine kinase-1-mediated premetastatic niche formationCharacterization of properties of FMC-EV. A Isolated FMC-EV (red arrowhead) observed under a scanning electron microscope. The inset is a magnified image. Arrowhead indicates EVs. B Nanoparticle tracking analysis of the isolated FMC-EV. C Analysis of FMC-EV using size-exclusion chromatography. The resulting fractions were analyzed by Western blotting with indicated antibodiesBack to article page