T helper cell (Th)1-primed CD4 T cells from wild-type donors make little interleukin (IL)-4 when restimulated under Th2 conditions. However, such restimulation of Th1-primed cells from interferon (IFN)-gamma (-/-) or IFN-gamma receptor (IFN-gammaR)(-/-) mice resulted in substantial production of IL-4 and other Th2 cytokines. Adding IFN-gamma to the priming culture markedly diminished the capacity of Th1-primed IFN-gamma (-/-) cells to express IL-4. Even IFN-gamma -producing cells from IFN-gammaR(-/-) mice could acquire IL-4-producing capacity. Thus, IFN-gamma is not required for the development of IFN-gamma -producing capacity, but it plays a critical role in suppressing the IL-4-producing potential of Th1 cells.
机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Grogan, JL
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Mohrs, M
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机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Mohrs, M
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Harmon, B
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机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Harmon, B
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Lacy, DA
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机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Lacy, DA
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Sedat, JW
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机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Sedat, JW
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Locksley, RM
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机构:
Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USAUniv Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Grogan, JL
;
Mohrs, M
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Mohrs, M
;
Harmon, B
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Harmon, B
;
Lacy, DA
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h-index: 0
机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Lacy, DA
;
Sedat, JW
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA
Sedat, JW
;
Locksley, RM
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USAUniv Calif San Francisco, Howard Hughes Med Inst, San Francisco, CA 94143 USA