A RECEPTOR FOR INTERLEUKIN-10 IS RELATED TO INTERFERON RECEPTORS

被引:209
作者
HO, ASY [1 ]
LIU, Y [1 ]
KHAN, TA [1 ]
HSU, DH [1 ]
BAZAN, JF [1 ]
MOORE, KW [1 ]
机构
[1] DNAX RES INST MOLEC & CELLULAR BIOL INC,MOLEC & CELLULAR BIOL RES INST,DEPT MOLEC BIOL,PALO ALTO,CA 94304
关键词
CYTOKINE RECEPTORS; BA; F3-CELLS;
D O I
10.1073/pnas.90.23.11267
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
We isolated cDNAs encoding a mouse interleukin 10 receptor (mIL-10R) from mouse mast cell and macrophage cell lines. The two cDNAs are substantially identical and express an almost-equal-to 110-kDa polypeptide in COS7 cells, which binds mIL-10 specifically. A mouse pro-B-cell line (Ba/F3) expressing transfected recombinant mIL-10R binds IL-10 with high affinity (almost-equal-to 70 pM) and proliferates in response to mIL-10. mIL-10R is structurally related to interferon receptors (IFNRs). Since IL-10 inhibits macrophage activation by IFN-gamma, a possible implication of this relationship is interaction of IL-10R and IFN-gammaR or their signaling pathways.
引用
收藏
页码:11267 / 11271
页数:5
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