143589.fig.009a
(a)
143589.fig.009b
(b)
Figure 9: (a) SEM of a breast cancer cell that clearly shows both the soft petals of membrane ruffling and much longer lamellipodia spiking extensions. (b) A scanning electron microscopic 3D-enhanced NIH image of cancer cells and lamellipodia spike processes on a cellular tissue surface (with permission from the National Institutes of Health/Department of Health and Human Services).