Lipoproteins act as vehicles for lipid antigen delivery and activation of invariant natural killer T cells od Engelen, SE, Ververs, FA, Markovska, A, Lagerholm, BC, Kraaijenhof, JM, Yousif, LI, Zurke, Y-X, Gulersonmez, CM, Kooijman, S, Goddard, M, van Eijkeren, RJ, Jervis, PJ, Besra, GS, Haitjema, S, Asselbergs, FW, Kalkhoven, E, Ploegh, HL, Boes, M, Cerundolo, V, Hovingh, GK, Salio, M, Stigter, EC, Rensen, PC, Monaco, C, Schipper, HS