GFAP and spina bifida: Altered cell quantification of astrocytes (GFAP) and neurons (NeuN) expression has been described in spina bifida in utero (Reis et al., 2007; Danzer et al., 2011; Oria et al., 2018), but the correlation with the NPC which are the origin of these differentiated cell types it is not understood in spina bifida physiopathology.