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(a,b) Increasing the driving pressure across the system has a small impact on cell migration velocities (a), but increases volumetric flow through the spiral artery (b). (c,d) A strengthening radial chemotactic force draws cells away from the plugged region of the artery, resulting in a small increase in cell migration rates (c), increasing the porosity of the plugged region and so increasing blood flow through the spiral artery (d). (Online version in colour.)
