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H&E Staining of Primary Cells, Spheroids and Original Dedifferentiated Tumors. CS21b, CS23, S115, S166 and S494 were included. The primary cells formed spheroids and original tumors were stained with H&E. Images were taken at 40X magnification for tumors and spheroids, and at 20X for monolayers. Scale bar = 50 μm, n=6.
