Aberrant epidermal expression of semaphorin 3A in pruritic skin diseases and development of new therapeutic drugs for pruritus
Project/Area Number |
22591247
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Dermatology
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Research Institution | Yokohama City University |
Principal Investigator |
AIHARA Michiko 横浜市立大学, 医学研究科, 教授 (90231753)
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Co-Investigator(Kenkyū-buntansha) |
GOSHIMA Yoshio 横浜市立大学, 医学研究科, 教授 (00153750)
NAGASHIMA Yoji 横浜市立大学, 医学研究科, 准教授 (10217995)
池澤 善郎 横浜市立大学, 医学研究科, 教授 (90046128)
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Co-Investigator(Renkei-kenkyūsha) |
IKEZAWA Zenro 国際医療福祉大学, 大学病院, 教授 (90046128)
NAKAMURA Humio 横浜市立大学, 医学部, 准教授 (10262023)
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Project Period (FY) |
2010 – 2012
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Project Status |
Completed (Fiscal Year 2012)
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Budget Amount *help |
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2012: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2011: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2010: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
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Keywords | 皮膚免疫 / 炎症学 / セマフォリン3A / アトピー性皮膚炎 / かゆみ / 乾癬 / コラーゲントリペプチド / C-ファイバー / 治療 / アレルギー性鼻炎 / シクロスポリン |
Research Abstract |
Semaphorin-3A (Sema3A) expression was lower in pruritic skin disorders compared with the healthy samples, whereas nerve growth factor (NGF) expression was higher. Intranasal administration of recombinant Sema3A in the allergic rhinitis model mice alleviated symptoms. Oral administration of collagen tripeptide in dry skin model mice suppressed scratching behavior and corrected Sema3A and NGF balance. In conclusion, we propose that administration and induction of Sema3A expression may useful to control the outgrowth of C-fibres, leading to pruritus, as a new therapeutic strategy for pruritic disorders.
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Report
(4 results)
Research Products
(35 results)
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[Journal Article] Decreased Expression of Semaphorin-3A, a Neurite-Collapsing Factor, is Associated With Itch in PsoriaticSkin.2012
Author(s)
Kou K, Nakamura F,Aihara M, Chen H, Seto K, Komori-Yamaguchi J, Kambara T, Nagashima Y,Goshima Y, Ikezawa Z
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Journal Title
Acta Derm Venereol
Volume: 92
Issue: 5
Pages: 521-528
DOI
Related Report
Peer Reviewed
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[Journal Article] Role of Staphyococcus aureus, Interleukin-18, Nerve Growth Factor and Semaphorin 3A, an Axon Guidance Molecule, in Pathogenesis and Treatment of Atopic Dermatitis2011
Author(s)
Ikezawa Z, Komori J, Ikezawa Y, Inoue Y, Kirino M, Katsuyama M, Aihara M
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Journal Title
Allergy Asthma Immunol Res.
Volume: 38
Pages: 246-254
Related Report
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[Journal Article] A Role of Staphyococcus aureus, Interleukin-18, Nerve Growth Factor and Semaphorin 3A, an Axon Guidance Molecule, in Pathogenesis and Treatment of Atopic Dermatitis2010
Author(s)
Ikezawa Z, Komori J, Ikezawa Y, Inoue Y, Kirino M, Katsuyama M, Aihara M
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Journal Title
Allergy, Asthma & Immunology Research
Volume: 2
Issue: 4
Pages: 235-246
DOI
Related Report
Peer Reviewed
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[Presentation] Decreased Semaphorin-3A Expression in the Lesional Skin of Patients with Psoriasis Vulgaris.2011
Author(s)
Kou K, Nakamura F,Aihara M, Chin H, Seto K, Takada S, Komori-yamaguchi J, Kambara T, Nagashima Y,Goshima Y, Ikezawa Z
Organizer
The 36th Annual Meeting of the Japanese Society for Investingative Dermatology
Place of Presentation
KyotoInternational Conference Center(Kyoto)
Year and Date
2011-12-10
Related Report
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[Presentation] Decreased Semaphorin-3A Expression in the Lesional Skin of Patients with Psoriasis Vulgaris2011
Author(s)
Kou K, Nakamura F, Aihara M, Chin H, Seto K, Takada S, Komori-yamaguchi J, Kambara T, Nagashima Y, Goshima Y, Ikezawa Z
Organizer
The 36th Annual Meeting of the Japanese Society for Investingative Dermatology
Place of Presentation
Kyoto International Conference center (Kyoto, Japan)
Year and Date
2011-12-10
Related Report
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[Presentation] 重症アトピー性皮膚炎患者におけるシクロスポリン内服療法の効果と血清IL-18変動の臨床的意義2010
Author(s)
侯健全, 長島真由美, 大川智子, 守屋真希, 稲川紀章, 井上雄介, 野村有希, 蒲原毅, 相原道子, 池澤善郎
Organizer
6th Tokyo scientific forum for Atopic Dermatitis and Psoriasis
Place of Presentation
東京,大手町ファーストスクェア ウエストタワー23F
Year and Date
2010-11-13
Related Report
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