这是一只果蝇背向闭合行为的显微图片，其中被涂成了红色的蛋白质活跃于皮层细胞的勾缝四周。

In this micrograph of a dorsal closure in a fruit-fly embryo, the protein actin is marked red, prominent around the gap in the epithelial cells.

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这种背向闭合行为与伤口愈合相似，能够帮助科学家了解人体的类似细胞活动。

This dorsal closure is similar to the healing of wounds, and could help scientists figure out ways to improve the process in humans.

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这种背向闭合行为与伤口愈合相似，能够帮助科学家了解人体的类似细胞活动。

This dorsal closure is similar to the healing of wounds, and could help scientists figure out ways to improve the process in humans.

youdao