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Ex vivo development of a composite human skin equivalent from hair follicles micrografted

Research Project

Project/Area Number 14370571
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Plastic surgery
Research InstitutionKobe University

Principal Investigator

TERASHI Hiroto  Kobe University, Graduate School of Medicine, Associate Professor, 医学部附属病院, 助教授 (80217421)

Co-Investigator(Kenkyū-buntansha) 中原 実  神戸大学, 医学部附属病院, 助手 (10304106)
Project Period (FY) 2002 – 2003
Project Status Completed (Fiscal Year 2003)
Budget Amount *help
¥14,100,000 (Direct Cost: ¥14,100,000)
Fiscal Year 2003: ¥4,900,000 (Direct Cost: ¥4,900,000)
Fiscal Year 2002: ¥9,200,000 (Direct Cost: ¥9,200,000)
KeywordsRegenerative Medicine / Hair follicle / Acellular Dermal Matrix / Composite epithelium / Stratified squamous epithelium / Fatty acid / Gas chromatography / Composite oral mucosa equivalent / プリオン病
Research Abstract

1. We purchased "AlloDerm" from U.S.A. and "SureDerm" from Korea.
2. We decided to utilize "AlloDerm" for this project because that was superior to this about dermal structure and basement membrane, performed HE and immunohistochemical staining of Fibronectin, Collagen IV, and Laminin.
3. Kobe University plastic surgery did not have laboratory and at first we got the room and set large apparatus such as clean bench, heat sterilization apparatus, refrigerated centrifuge, incubator, cryopreservation vessel, bench and fixed experiment facilities/instrument.
4. We applied to Kobe University ethic committee for allowance of cultivation epidermis, oral mucosa, hair follicle cells at the beginning of 2003.
5. We presented two culture methods of hair follicles in the second Annual Meeting Japanese Regenerative Medicine.
6. Because only Laminin was present among basement membrane components of "AlloDerm", we coated to "AlloDerm" in Laminin and tried hair follicle transp1antation, but did not succeed … More to cell inoculation even if take did it.
7. So, we tried coating in other basement membrane components, but did not succeed afterwards. Now we are under study in attchin and a new coating matrix pretreatment.
8. On the other hand, manufacture of the composite oral mucosa which used "AlloDerm" succeeds in Kobe University and we took off an ethic committee in clinical application and now repeats a case (presented it at the 47th Annual Meeting of Japan society plastic and Reconstructive surgery).
9. We purchased gas chromatography in autumn, 2003, and instrumental setting completed it in three months and analyzed total fatty acids of hair follicles and hairs. Palmitic acid was a lot present in both, essential fatty acid was not present in hair (presented it in the third Annual Meeting of Japanese Regenerative Medicine, and the tenth keloid/hypertrophic scar meeting for the study. In addition, is to present it in 2nd World Wound Healing Society this summer).
10. Now we are sampling the oral mucosa grafted several months ago, and to review whether they recover in normal mucosa through membranous fatty acid analysis. Less

Report

(3 results)
  • 2003 Annual Research Report   Final Research Report Summary
  • 2002 Annual Research Report
  • Research Products

    (8 results)

All Other

All Publications (8 results)

  • [Publications] Izumi K.: "Evaluation of Transplanted Tissue-engineered Oral Mucosa Equivalents to SCID Mice."Tissue Eng.. 9・1. 163-174 (2003)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2003 Final Research Report Summary
  • [Publications] 寺師 浩人: "ドレッシング VI 様々な創のドレッシング.10.ドナーサイトのドレッシング"へるす出版(未定). (2004)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2003 Final Research Report Summary
  • [Publications] Kenji, Izumi: "Evaluation of Transplanted Tissue-engineered Oral Mucosa Equivalents to SCID Mice"Tissue Eng.. 9-1. 163-174 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2003 Final Research Report Summary
  • [Publications] Hiroto Terashi: "Dressing of Donar site"Dressing. (in press). (2004)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2003 Final Research Report Summary
  • [Publications] Izumi k.: "Evaluation of Transplanted Tissue-engineered Oral Mucosa Equivalents To SCID Mice"Tissue Eng.. 9・1. 163-174 (2003)

    • Related Report
      2003 Annual Research Report
  • [Publications] 寺師浩人: "ウシ胎仔血清を使用しない皮膚表皮及び口腔粘膜(歯肉)角化細胞の培養方法と培養上皮シート作成方法"日本形成外科学会誌. 22・1. 1-5 (2002)

    • Related Report
      2002 Annual Research Report
  • [Publications] 寺師浩人: "抜去毛包移植による上皮化-ウサギのヒゲと耳介を利用した動物実験とその臨床応用に向けて-"熱傷. 28・1. 32-35 (2002)

    • Related Report
      2002 Annual Research Report
  • [Publications] Izumi K.: "Evaluation of Transplanted Tissue-engineered Oral Mucosa Equivalents to SCID Mice"Tissue Eng.. (In press). (2003)

    • Related Report
      2002 Annual Research Report

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Published: 2002-04-01   Modified: 2016-04-21  

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