Protrusive activity of NEM/forerunner cells and other marginal deep cells during gastrulation.
Cell crawling and protrusive activity

Play QuickTime movie of NEM/forerunner cell morphogenesis:

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This embryo is oriented in a dorsal view position with the animal pole toward the top-left. Simultaneous confocal and Nomarski time lapse data are shown for this embryo. The left panel shows the Nomarski image, the right panel shows the confocal image. The time lapse movie is at a higher magnification.