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Cell morphology in 3D and 2D cultures. HCC1954 (A) and MDA-MB231 (B) 3D and 2D cell culture images acquired in a bright field. White arrows indicate cells, whereas white stars indicate the extracellular matrix deposed by cells. Data are from triplicate wells for each condition in two independent experiments. Scale bar 100 µm. Magnification 20×.
