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Plot of the distance to the first (+) and last (−) peaks versus the number of peaks of 49 force versus distance retracting saw-tooth curves taken on mucilage pads with live T. undulatum cells still attached. The lines are linear fits to the data with R2 values of 0.8643 (last tooth) and 0.0307 (first tooth). Curves recorded 0.8 μm/s.
