Budget Amount *help |
¥18,850,000 (Direct Cost: ¥14,500,000、Indirect Cost: ¥4,350,000)
Fiscal Year 2011: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2010: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2009: ¥9,230,000 (Direct Cost: ¥7,100,000、Indirect Cost: ¥2,130,000)
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Research Abstract |
Mechanisms regulating interleukin-4 (IL-4) production in murine basophils were studied. Basophils, when resting,produce IL-4 in response to IL-3 but not F_RI crosslinkage, whereas activated basophils produce the cytokine upon FcεRI crosslinkage but not IL-3 stimulation. The transcriptional repressor Bcl-6 and the suppressive cell surface molecule PIR-B were identified to negatively regulate F_RI signals in resting basophils and IL-3 signals in activated basophils, respectively.
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