
Keywords: غربالگری; bec; body ectoderm; DDC; diethyldithiocarbamate; dnt; dorsal neural tube; ec; ectoderm; en; endoderm; fg; foregut; hec; head ectoderm; l; lateral neural tube; lpm; lateral plate mesoderm; n; notocord; nb; neuroblast; ncc; neural crest cells; nf; neural fo