Root growth depends on spatially distinct cell division and elongation activities in the root meristem. The correct positioning of a "transition zone" boundary between the division and elongation zones is critical for efficient root growth; new work from Salvi et al. sheds light on how this boundary is established and maintained.

中文翻译：

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根发展：更快的条纹和扰流板。

根的生长取决于根分生组织中空间上不同的细胞分裂和伸长活动。分隔区和延伸区之间的“过渡区”边界的正确定位对于有效的根部生长至关重要。Salvi等人的新作品。阐明了如何建立和维护该边界。