"Glass-bell-like" formations as modified cellular junctions in the developing neural tube and ectoderm of the chick embryo.
D000818:Animals; D002454:Cell Differentiation; D002642:Chick Embryo / Q000166:cytology*; D003593:Cytoplasm; D004475:Ectoderm; D004848:Epithelium; D008854:Microscopy, Electron; D009431:Neural Conduction; D009434:Neural Pathways