Divergent chemokine receptor expression and the consequence for human IgG4 B cell responses Dahkki Unger, P-PA, Lighaam, LC, Vermeulen, E, Kruithof, S, Makuch, M, Culver, EL, van Bruggen, R, Remmerswaal, EBM, Ten Berge, IJM, Emmens, RW, Niessen, HWM, Barnes, E, Wolbink, GJ, van Ham, SM, Rispens, T