Keywords: AMPA; 2-amino-3-(3-hydroxy-5-methyl-isoxazol-4-yl)propanoic acid; Bmp; bone morphogenetic protein; CA; cornu ammonis; CGE; caudal ganglionic eminence; Col6a1; procollagen gene 6a1; CP; cortical plate; CR; Cajal-Retzius; DG; dentate gyrus; E; embryonic d