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Abstract
Abstract Title
Pro-Regenerative Effect of iMSC-EV on Urethral Epithelial Cells: An In Vitro Evaluation of Proliferation and Migration
Presentation Type
Non-Moderated Poster Abstract
Manuscript Type
Basic Research
Abstract Category *
Novel Advances: Other Urology Translational Studies
Author's Information
Number of Authors (including submitting/presenting author) *
6
No more than 10 authors can be listed (as per the Good Publication Practice (GPP) Guidelines).
Please ensure the authors are listed in the right order.
Country
Japan
Co-author 1
Kazuki Yanagida k.yanagida.sr@juntendo.ac.jp Juntendo University Graduate School of Medicine Department of Molecular and Cellular Therapeutics Tokyo Japan *
Co-author 2
Daisuke Watanabe da-watanabe@juntendo.ac.jp Juntendo University Graduate School of Medicine Department of Molecular and Cellular Therapeutics Tokyo Japan -
Co-author 3
Tsuyoshi Kawaharada t.kawaharada.gp@juntendo.ac.jp Juntendo University Graduate School of Medicine Department of Molecular and Cellular Therapeutics Tokyo Japan -
Co-author 4
Akio Mizushima akiom@juntendo.ac.jp Juntendo University Graduate School of Medicine Department of Molecular and Cellular Therapeutics Tokyo Japan -
Co-author 5
Masayuki Shinchi shinchimasayuki@yahoo.co.jp National Defense Medical College Department of Urology Tokorozawa Japan -
Co-author 6
Akio Horiguchi asukamaru513@gmail.com National Defense Medical College Hospital Center for Trauma, Burn and Tactical medicine Tokorozawa Japan -
Co-author 7
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Co-author 11
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Co-author 12
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Co-author 13
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Co-author 14
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Abstract Content
Introduction
Urethral stricture is a challenging condition characterized by impaired epithelial regeneration and fibrotic remodeling. Recently, extracellular vesicles (EVs) derived from induced pluripotent stem cell-derived mesenchymal stem cells (iMSC-EVs) have shown promise in regenerative medicine. In this study, we evaluated the in vitro effects of iMSC-EVs (UREVEX) on urethral epithelial cell proliferation and migration.
Materials and Methods
Urethral epithelial cells were cultured under two conditions: (1) control with PBS treatment and (2) treatment with iMSC-EVs (UREVEX). Cell proliferation was assessed by calculating proliferation rates using time-lapse imaging with the CM20 system. Migration capacity was evaluated via a scratch wound healing assay, also analyzed using CM20-based image analysis.
Results
Compared to the PBS control, cells treated with iMSC-EVs (UREVEX) demonstrated significantly increased proliferation rates and accelerated wound closure in the scratch assay. These findings suggest that iMSC-EVs promote both cell proliferation and migration in urethral epithelial cells.
Conclusions
Extracellular vesicles derived from mesenchymal stem cells differentiated from induced pluripotent stem cells significantly enhanced urethral epithelial cell proliferation and migration in vitro. These findings suggest their potential as a novel pro-regenerative therapeutic approach to support epithelial repair and reduce the risk of stricture formation following urethral injury.
Keywords
extracellular vesicles, iPSC, iMSC, urethral injury, urethral stricture
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1448
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