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The effect of integrin-blocking peptide GRGDSP on HUES7 cell attachment to fibronectin (white bars, 10 µg ml–1) and its fragments: 120 kDa (light grey bars, 10 µg ml−1) and 70 kDa (dark grey bars, 160 µg ml−1). Control peptide GRGESP was used at a concentration of 1 mg ml−1. Error bars are standard errors from the mean, where n = 3.
