B subunit of Shiga toxin-based vaccines synergize with alpha-galactosylceramide to break tolerance against self antigen and elicit antiviral immunity.

Adotevi O, Vingert B, Freyburger L, et al. "B subunit of Shiga toxin-based vaccines synergize with alpha-galactosylceramide to break tolerance against self antigen and elicit antiviral immunity." J. Immunol.. 2007;179(5):3371-9.