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. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: Cancer Res. 2012 May 30;72(15):3744–3752. doi: 10.1158/0008-5472.CAN-11-2695

Table 1.

Relative binding affinity of GD3 to human and mouse CD1d molecules

Ligand (Competitor) IC50 in hCD1d (nM) IC50 in mCD1d (nM)
18:1 PE lipid 882 ± 125 843 ± 181
GD3(CHCl3+CH3OH) 24.6 ± 3.2 10.5 ± 1.5
α-GalCer 84.0 ± 10.0 95.1 ± 18.3