Fig. 4.
Morphology of LN229 cells on 1 kPa and 5 kPa elastic and viscoelastic gels. a Bright field images of LN229 cells after 24 h on 1 kPa PAA gels. Scale bar = 50 μm. b Average area of LN229 cells after 24 h on 1 kPa elastic and viscoelastic gels, *p < 0.001. c Bright field images of LN229 cells after 24 h on 5 kPa gels. Scale bar = 50 μm. d Average area of LN229 cells after 24 h on 5 kPa elastic and viscoelastic gels, *p < 0.001