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SPR sensorgrams for the adsorption of SIPC on COO− SAM at 0.1, 0.05, 0.025, 0.0125 and 0.005 mg ml−1 at pH 8.3, 10 µl min−1 flow rate and 25°C. After 3 min protein injection, the desorption phase was followed by 0.05 M Tris-base buffer wash.
