A role for STAT3 and cathepsin S in IL-10 down- regulation of IFN-gamma-induced MHC class II molecule on primary human blood macrophages. J Leukoc Biol;88(2):303-11.Lally L.Y Chan,Benny K.W.Cheung,James C.B.Li,Allan S.Y.Lau.A role for STAT3 and cathepsin S in IL-10 down-...