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Integrin signalling in Stro+ progenitor cells on experimental substrates. (a) Expression of genes involved in integrin signalling pathways was upregulated in progenitor cells cultured on 100 μm grooves. (b) Downregulations were observed in similar genes in progenitor cells cultured on 10 μm grooves. Red, upregulated; green, downregulated; grey, no change.
