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Comparisons of deformation indexes and area/perimeter. (a) Deformation indexes differences between U87 and U87-C. Student’s two-tailed t-test was applied, p < 0.0001. (b) Differences of the area to perimeter ratio according to the Student’s two-tailed t-test, p-value is 0.0258. * and *** implies for p < 0.05 and p < 0.0001, respectively.
