Effects of Mechanical Stress on Oral Mucosa and Its Relation to Osteo-Immunology in Alveolar Bone

2008 Fiscal Year Final Research Report

• Project/Area Number: 18689045
• Research Category: Grant-in-Aid for Young Scientists (A)
• Allocation Type: Single-year Grants
• Research Field: 補綴理工系歯学
• Research Institution: Osaka University
• Principal Investigator: EGUSA Hiroshi Osaka University, 大学院・歯学研究科, 助教 (30379078)
• Project Period (FY): 2006 – 2008
• Keywords: 口腔粘膜 / メカニカルストレス / 顎堤吸収 / 破骨細胞 / 骨芽細胞 / 骨代謝

Research Abstract

本研究は,口腔粘膜への圧縮力が粘膜の細胞を刺激し,これによって産生された因子が粘膜直下の顎の骨の代謝に及ぼす影響を検討することを目的に行われた。口腔粘膜の細胞あるいは破骨細胞に圧縮負荷を与えると,粘膜細胞は炎症および骨吸収に関わる因子の産生を促進することが明らかとなった。また,圧縮刺激が破骨細胞の分化に必須な因子の活性を促進することを明らかにし,破骨細胞活性に関わる蛋白質およびいくつかの小分子化合物を新規に特定した。

Research Products

• [Journal Article] PICK1 binds to calcineurin B and modulates the NFAT activity in PC12 cells (2008)
  • Author(s): Iida T, Egusa H, Saeki M, Yatani H, Kamisaki Y
  • Journal Title: Biochemical and Biophysical Research Communications 375 Pages: 655-659
  • Peer Reviewed
• [Journal Article] Trabecular bone deterioration in col9a1+/- mice associated with enlarged osteoclasts adhered to collagen IX-deficient bone. (2008)
  • Author(s): Wang CJ, Iida K, Egusa H, Hokugo A, Jewett A, Nishimura I
  • Journal Title: Journal of Bone and Mineral Research 23 Pages: 837-849
  • Peer Reviewed
• [Journal Article] Molecular cloning of novel Monad binding protein containing tetratricopeptide repeat domains. (2008)
  • Author(s): Itsuki Y, Saeki M, Nakahara H, Egusa H, Irie Y, Terao Y, Kawabata S, Yatani H, Kamisaki Y
  • Journal Title: FEBS Letter 582 Pages: 2365-2370
  • Peer Reviewed
• [Journal Article] Downregulation of extracellular matrix-related gene clusters during osteogenic differentiation of human bone marrow- and adipose tissue-derived stromal cells. (2007)
  • Author(s): Egusa H, Iida K, Kobayashi M, Lin TY, Zhu M, Zuk PA, Wang CJ, Thakor DK, Hedrick MH, Nishimura I
  • Journal Title: Tissue Engineering 13 Pages: 2589-2600
  • Peer Reviewed
• [Journal Article] Modification of apatite materials for bone tissue engineering and drug delivery carriers (2007)
  • Author(s): Matsumoto T, Okazaki M, Nakahira A, Sasaki J, Egusa H, Sohmura T
  • Journal Title: Current Medicinal Chemistry 14 Pages: 2726-2733
  • Peer Reviewed
• [Journal Article] Enhanced bone regeneration via multimodal actions of synthetic peptide SVVYGLR on osteoprogenitors and osteoclasts.
  • Author(s): Egusa H, Kaneda Y, Akashi Y, Hamada Y, Matsumoto T, Saeki M, Thakor DK, Tabata Y, Matsuura N, Yatani H
  • Journal Title: Biomaterials assepted
  • Peer Reviewed
• [Presentation] Enhanced Bone Regeneration with Bioactive Synthetic Peptide SVVYGLR (2009)
  • Author(s): Egusa H, Kaneda Y, Akashi Y, Kayashima H, Yatani H
  • Organizer: 6th Biennial Congress of Asian Academy of Prosthodontics
  • Place of Presentation: Seoul, Korea
  • Year and Date: 2009-04-25
• [Presentation] Development of high-throughput screening system for identifying osteoclastogenesis-related compounds (2009)
  • Author(s): Egusa H
  • Organizer: 87th IADR General Session
  • Place of Presentation: Miami, USA
  • Year and Date: 2009-04-03
• [Presentation] Cyclic pressure affects cytokine production in human gingival fibroblasts (2009)
  • Author(s): Akashi Y, Egusa H
  • Organizer: 87th IADR General Session
  • Place of Presentation: Miami, USA
  • Year and Date: 2009-04-03
• [Presentation] Bone regeneration induced by functional peptide SVVYGLR (2009)
  • Author(s): Kaneda Y, Egusa H, Akashi Y, Ashida S, Hamada Y, Yatani H
  • Organizer: 87th IADR General Session
  • Place of Presentation: Miami, USA
  • Year and Date: 2009-04-01
• [Presentation] 周期的圧縮刺激によるヒト口腔粘膜細胞のサイトカイン産生 (2009)
  • Author(s): 明石喜裕, 江草宏
  • Organizer: 平成20年度日本補綴歯科学会関西支部学術大会
  • Place of Presentation: 和歌山
  • Year and Date: 2009-02-08
• [Presentation] HarmineのNFAT発現増強作用 (2008)
  • Author(s): 土居正典, 江草宏
  • Organizer: 第50回歯科基礎医学会学術大会
  • Place of Presentation: 東京
  • Year and Date: 2008-09-25
• [Presentation] オーファンリガンドライブラリーを用いた破骨細胞分化関連化合物のスクリーニング (2008)
  • Author(s): 江草宏
  • Organizer: 第50]回歯科基礎医学会学術大会シンポジウム「硬組織の明るい未来を目指して」シンポジスト
  • Place of Presentation: 東京
  • Year and Date: 2008-09-23
• [Presentation] DNA methylation analysis of osteogenic gene promoter regions in mouse bone marrow stromal cells. (2008)
  • Author(s): Egusa H
  • Organizer: American Society for Bone and Mineral Research Annual Meeting
  • Place of Presentation: Montreal, Canada
  • Year and Date: 2008-09-14
• [Presentation] 組織幹細胞分化における"Gene Pruning" およびエピジェネティクス機構 (2008)
  • Author(s): 江草宏
  • Organizer: 第6回次世代バイオマテリアル若手研究会招待講演
  • Place of Presentation: 大阪
  • Year and Date: 2008-08-01
• [Presentation] Global methylation screening in mesenchymal stem cell genomes during osteogenesis (2008)
  • Author(s): Egusa H
  • Organizer: 86^<th> IADR General Session
  • Place of Presentation: Toronto, Canada
  • Year and Date: 2008-07-04
• [Presentation] Involvement of calcineurin and PICK1 in RANKL-induced osteoclast differentiation (2008)
  • Author(s): Iida T, Egusa H
  • Organizer: 86^<th> IADR General Session
  • Place of Presentation: Toronto, Canada
  • Year and Date: 2008-07-04
• [Presentation] 機能性ペプチドSVVYGLRを用いた骨組織再生の試み (2008)
  • Author(s): 金田善俊, 江草 宏, 濱田吉之輔, 矢谷博文
  • Organizer: 第117回日本補綴歯科学会学術大会
  • Place of Presentation: 名古屋
  • Year and Date: 2008-06-07
• [Presentation] Bisulfite sequencing analysis of mouse osteocalcin and osteopontin promoter regions (2008)
  • Author(s): Ashida S, Egusa H
  • Organizer: 86^<th> IADR General Session
  • Place of Presentation: Toronto, Canada.
  • Year and Date: 2008-06-04
• [Presentation] マウス骨髄間質幹細胞における骨関連遺伝子プロモーター領域のDNAメチル化解析 (2008)
  • Author(s): 江草 宏, 蘆田俊二, 小林宗正, 明石喜裕, 矢谷博文
  • Organizer: 第2回日本エピジェネティクス研究会年会
  • Place of Presentation: 三島
  • Year and Date: 2008-05-09
• [Presentation] RANKL による破骨細胞分化におけるcalcineurin結合タンパク質PICK1の関与 (2007)
  • Author(s): 飯田務, 江草 宏, 佐伯万騎男, 土居正典, 上〓善規, 矢谷博文
  • Organizer: 第49回歯科基礎医学会学術大会
  • Place of Presentation: 札幌
  • Year and Date: 2007-08-30
• [Presentation] 骨髄間質細胞の骨系分化へのDNAメチル化の関与 (2007)
  • Author(s): 江草宏, 蘆田俊二, 矢谷博文
  • Organizer: 第25回日本骨代謝学会
  • Place of Presentation: 大阪
  • Year and Date: 2007-07-20
• [Presentation] Effects of osteopontin-derived peptide SVVYGLR on cells from mesenchymal tissues. (2007)
  • Author(s): Kaneda Y, Egusa H, Hamada Y, Ashida S, Kobayashi M, Yatani H
  • Organizer: 85^<th> IADR General Session
  • Place of Presentation: New Orleans, USA.
  • Year and Date: 2007-03-21
• [Presentation] Extracellular matrix gene suppression during human mesenchymal stem cell differentiation. (2007)
  • Author(s): Egusa H, Iida K, Kobayashi M, Lin T, Wang JC, Nishimura I
  • Organizer: 85^<th> IADR General Session
  • Place of Presentation: New Orleans, USA
  • Year and Date: 2007-03-21
• [Book] 顎口腔機能の再建をめざして「生命歯科医学のカッティング・エッジ」米田俊之編 (2008)
  • Author(s): 矢谷博文, 中村隆志, 瑞森崇弘, 石垣尚一, 山田真一, 江草宏
  • Total Pages: 167-179
  • Publisher: 大阪大学出版会
• [Remarks] Egusa H : 第6回アジア補綴歯科学会 最優秀ポスター発表賞, Asian Academy of Prosthodontics : 平成21年4月26日
• [Remarks] Kaneda Y, Egusa H et al .: Arthur R. Frechette Prosthodontic Research Award Finalist, 国際歯科研究学会 : 平成21年4月3日
• [Remarks] Akashi Y, Egusa H et al. : Pre-Prosthetic Regenerative Science Award for Young Investigators 2nd Place, 国際歯科研究学会 : 平成21年4月3日
• [Patent(Industrial Property Rights)] 間葉系細胞増殖促進剤およびそれを含有する骨格系生体材料 (2006)
  • Inventor(s): 濱田吉之輔, 江草 宏, 金田善俊, 松浦成昭, 岡崎正之
  • Industrial Property Rights Holder: 濱田吉之輔, 江草 宏, 金田善俊, 松浦成昭, 岡崎正之
  • Industrial Property Number: 特願2006-236970, PCT/JP2007/066756
  • Filing Date: 2006-08-31
  • Overseas