Analysis of the signaling mechanisms that regulates brain stress responses through protein tyrosine phosphorylation
Project/Area Number |
23500437
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Neurochemistry/Neuropharmacology
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Research Institution | Gunma University |
Principal Investigator |
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Project Period (FY) |
2011-04-28 – 2015-03-31
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Project Status |
Completed (Fiscal Year 2014)
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Budget Amount *help |
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2013: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2012: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2011: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
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Keywords | タンパク質チロシンリン酸化 / 脳 / ストレス / 神経細胞 / シグナル伝達 / 行動 / 神経科学 / 脳・神経 |
Outline of Final Research Achievements |
Forced swim stress induced tyrosine phosphorylation of SIRPα, a membrane protein, in the brain of mice, and the lack of this molecule resulted in increased immobility of mice during forced swim in water. We have published our findings suggesting that the tyrosine phosphorylation of SIRPα in the brain primarily depended on the hypothermia induced by the immersion of mice in cold water. We have also found multiple src family tyrosine kinases participated in the hypothermia-dependent phosphorylation of SIRPα. We found that forced swim stress also induced changes in the phosphorylation level of other signaling molecules, CaMKII, MEK, and CREB. Hypothermia is important for the change of the phosphorylation of CaMKII, but not for MEK and CREB. We also found that a protein phosphatase Shp2, a down-stream signaling molecule of SIRPα, positively regulates tyrosine phosphorylation of SIRPα in the brain, by the use of neuron-specific conditional Shp2 knockout mice.
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Report
(5 results)
Research Products
(48 results)
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[Journal Article] Shp2 in forebrain neurons regulates synaptic plasticity, locomotion, and memory formation in mice2015
Author(s)
Kusakari S, Saitow F, Ago Y, Shibasaki K, Sato-Hashimoto, M., Matsuzaki, Y., Kotani T, Murata Y, Hirai H, Matsuda T, Suzuki H, Matozaki T, Ohnishi H
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Journal Title
Mol. Cell. Biol.
Volume: 35
Issue: 9
Pages: 1557-1572
DOI
Related Report
Peer Reviewed / Acknowledgement Compliant
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[Journal Article] SIRPα signaling regulates podocyte structure and function2013
Author(s)
Takahashi S, Tomioka M, Hiromura K, Sakairi T, Hamatani H, Watanabe M, Ikeuchi H, Kaneko Y, Maeshima A, Aoki T, Ohnishi H, Matozaki T, Nojima Y
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Journal Title
Am J Physiol Renal Physiol
Volume: 305
Issue: 6
Pages: 861-70
DOI
Related Report
Peer Reviewed
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[Journal Article] Hypothermia-induced tyrosine phosphorylation of SIRPα in the brain2012
Author(s)
Maruyama T., Kusakari S., Sato-Hashimoto M., Hayashi Y., Kotani T., Murata Y., Okazawa H., Oldenborg P.-A., Kishi S., Matozaki T., and Ohnishi H.
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Journal Title
J. Neurochem
Volume: 121
Issue: 6
Pages: 891-902
DOI
Related Report
Peer Reviewed
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[Journal Article] Dendritic cell-specific ablation of the protein tyrosine phosphatase shp1 promotes Th1 cell differentiation and induces autoimmunity.2012
Author(s)
Kaneko T., Saito Y., Kotani T., Okazawa H., Iwamura H., Sato-Hashimoto M., Kanazawa Y., Takahashi S., Hiromura K., Kusakari S.Kaneko Y., Murata Y., Ohnishi H., Nojima Y., Takagishi K., and Matozaki T.
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Journal Title
J. Immunol
Volume: 188
Issue: 11
Pages: 5397-5407
DOI
Related Report
Peer Reviewed
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[Journal Article] Signal regulatory protein α regulates the homeostasis of T lymphocytes in the spleen.2011
Author(s)
Sato-Hashimoto M., Saito Y., Ohnishi H., Iwamura H., Kanazawa Y., Kusakari S., Kotani T., Mori M., Murata Y., Okazawa H., Ware CF., Olodenbrg PA., Nojima Y., and Matozaki T.
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Journal Title
J. Immunol
Volume: 187
Issue: 1
Pages: 291-297
DOI
Related Report
Peer Reviewed
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[Presentation] Functional Analysis of A non-receptor type protein tyrosine phosphatase Shp2 in the adult brain2013
Author(s)
Kusakari, S., Saitow, F., Sato-Hashimoto, M., Shibasaki, K., Ago, Y., Matsuda, T., Neel B. G., Takenori, K., Yoji, M., Matozaki, T., Ohnishi, H.
Organizer
Neuro 2013 第36回日本神経科学大会・第56回日本神経化学大会・第23回日本神経回路学会大会
Place of Presentation
国立京都国際会館/京都
Related Report
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[Presentation] Hypothermia-dependent and -independent effects of forced swim on the phosphorylation satates of signaling molecules in mouse hippocampus2013
Author(s)
Sato-Hashimoto, M., Hayashi, Y., Kusakari, S., Urano, E., Shigeno, M., Sekijima, T., Kotani, T., Murata, Y., Murakami, H., Matozaki, T., Ohnishi, H.
Organizer
Neuro 2013 第36回日本神経科学大会・第56回日本神経化学大会・第23回日本神経回路学会大会
Place of Presentation
国立京都国際会館/京都
Related Report
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[Presentation] Roles of the protein tyrosine phosphatase Shp2 in homeostasis of the intestinal epithelium2013
Author(s)
Kotani, T., Yamashita, H., Murata, Y., Okazawa, H., Ohnishi, H., Matozaki, T.
Organizer
FASEB meeting
Place of Presentation
U.S.A
Related Report
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[Presentation] SIRPα-CD47 system regulates the homeostasis of dendritic cells in lymphoid tissues2013
Author(s)
Washio, K., Kotani, T., Respatika, D., Murata, Y., Okazawa, H., Ohnishi, H., Fukunaga, A., Nishigori, C., Matozaki, T.
Organizer
第42回日本免疫学会学術集会
Place of Presentation
幕張メッセ/千葉
Related Report
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