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Calculated koff values for cells suspended in dextran-free buffer or in dextran solutions. A: Effect of wall shear stress (log scale) for cells allowed to settle (st) for three minutes. B: Effect of settling time (st) prior to exposing cells to 0.75 Pa. C: Effect of dextran concentration for cells allowed to settle (st) for three minutes then exposed to 0.75 Pa. The horizontal dotted line in 4C indicates the percentage for cells in dextran-free buffer.
