passages.id: split_4_validation_993_passage
passages.type: progene_text
passages.text: The dynamic relocalization of delta-catenin expression during development , taken together with previously published data which described a role for delta-catenin in cell motility ( Lu et al. , [ 1999 ] J. Cell. Biol. 144 : 519 - 532 ) , suggests the hypothesis that delta - catenin regulation is closely linked to neuronal migration and may play a role in the establishment of mature dendritic relationships in the neuropil .