Fig. 1From: Three-dimensional nanostructured substrates enable dynamic detection of ALK-rearrangement in circulating tumor cells from treatment-naive patients with stage III/IV lung adenocarcinomaa 1.0 mL of blood is collected from NSCLC patients. b CTCs are captured in Nano Velcro chip. c Immunostaining assay is carried out to identify CTCs. d FISH assay is used to detect the ALK status in CTCsBack to article page