Planar cell polarity (PCP) signaling orients developmental events in vertebrates and invertebrates, including convergent extension (CE). In this issue of Development Cell, Shah and Tanner et al. (2017) report that ROBO/SAX-3… Click to show full abstract
Planar cell polarity (PCP) signaling orients developmental events in vertebrates and invertebrates, including convergent extension (CE). In this issue of Development Cell, Shah and Tanner et al. (2017) report that ROBO/SAX-3 signaling acts in parallel with PCP signaling to drive the CE required for ventral nerve cord assembly in C. elegans.
               
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