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. 2021 May 20;40(23):4033–4049. doi: 10.1038/s41388-021-01824-3

Fig. 8. Working model for FMRP action in invadopodia.

Fig. 8

FMRP in invading iCCA cells could regulate local metabolism (mRNA stability, transport, translation etc.) of specific mRNAs (such as Cortactin or MMP mRNAs) in invadopodia, favoring invadopodia formation and membrane plasticity at the leading edges of cancer cells during invasion processes (left panel with enlarged box). Silencing of FMRP reduced cell invasiveness, reducing their front-rear morphology and their ability to migrate and to degrade the ECM (right panel).