... Ishii A, Ohta M, Watanabe Y, Matsuda K, IshiyamaK, Sakoe K, Nakamura M, Inokuchi J, Sanai Y &Saito M (1998) Expression cloning and functional char-acterization of human cDNA for ganglioside ... (TakaraBio, Shiga, Japan). The DNA insert in each plasmidconstruct was verified by sequencing.Establishment of stable transfectants and theluciferase assay An aliquot of 0.4 lg of each plasmid ... (GalNAcb1,3Gala1,4LacCer); GD 1a, NeuAca2,3Galb1,3GalNAcb1,4(NeuAca2,3)LacCer; GD1b, Galb1,3GalNAcb1,4(NeuAca2,8NeuAca2,3)LacCer; GM1, Galb1,3GalNAcb1,4(NeuAca2,3)LacCer; GM2, GalNAcb1,4(NeuAca2,3)LacCer;...