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PMNs move in amoeboid fashion as they move across the keratocyte network. (a) PMN confronted with competing paths temporally extends two leading edges. (b) A schematic representation of the cell shape in the 4 panels above. (c) A cytoplasmic “bridge” between keratocytes is clearly the preferred route (black square marks the initial PMN location; arrows indicate cytoplasmic bridge. (scale bars = 10µm)
