Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems

Skeletal stem cells residing in the suture mesenchyme are responsible for proper development, homeostasis, and injury repair of the craniofacial skeleton. These naïve cells are programmed to differentiate into osteoblast cell types and mediate bone formation via an intramembranous ossification mecha...

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Main Authors: Wei Hsu, Takamitsu Maruyama
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-03-01
Series:Frontiers in Physiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphys.2023.1143344/full
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author Wei Hsu
Wei Hsu
Wei Hsu
Takamitsu Maruyama
author_facet Wei Hsu
Wei Hsu
Wei Hsu
Takamitsu Maruyama
author_sort Wei Hsu
collection DOAJ
description Skeletal stem cells residing in the suture mesenchyme are responsible for proper development, homeostasis, and injury repair of the craniofacial skeleton. These naïve cells are programmed to differentiate into osteoblast cell types and mediate bone formation via an intramembranous ossification mechanism. The simplicity of this system also offers great advantages to studying osteoblastogenesis compared to the appendicular and axial skeletons. Recent studies utilizing genetically based cell tracing have led to the identification of skeletal stem cell populations in craniofacial and body skeletons. Although the genetic analysis indicates these cells behave like stem cells in vivo, not all of them have been thoroughly examined by stem cell isolation and stem cell-mediated tissue generation. As regeneration is an integral part of stem cell characteristics, it is necessary to further analyze their ability to generate tissue at the ectopic site. The establishment of an ex vivo culture system to maintain the stemness properties for extended periods without losing the regenerative ability is also pertinent to advance our knowledge base of skeletal stem cells and their clinical applications in regenerative medicine. The purpose of this review is to discuss our recent advancements in analyses of skeletal stem cells using renal capsule transplantation and sphere culture systems.
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spelling doaj.art-3a1e3fa67a254ec78e0345a340c48e9e2023-03-29T04:24:13ZengFrontiers Media S.A.Frontiers in Physiology1664-042X2023-03-011410.3389/fphys.2023.11433441143344Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systemsWei Hsu0Wei Hsu1Wei Hsu2Takamitsu Maruyama3Forsyth Institue, Cambridge, MA, United StatesFaculty of Medicine of Harvard University, Harvard School of Dental Medicine, Boston, MA, United StatesHarvard Stem Cell Institute, Cambridge, MA, United StatesForsyth Institue, Cambridge, MA, United StatesSkeletal stem cells residing in the suture mesenchyme are responsible for proper development, homeostasis, and injury repair of the craniofacial skeleton. These naïve cells are programmed to differentiate into osteoblast cell types and mediate bone formation via an intramembranous ossification mechanism. The simplicity of this system also offers great advantages to studying osteoblastogenesis compared to the appendicular and axial skeletons. Recent studies utilizing genetically based cell tracing have led to the identification of skeletal stem cell populations in craniofacial and body skeletons. Although the genetic analysis indicates these cells behave like stem cells in vivo, not all of them have been thoroughly examined by stem cell isolation and stem cell-mediated tissue generation. As regeneration is an integral part of stem cell characteristics, it is necessary to further analyze their ability to generate tissue at the ectopic site. The establishment of an ex vivo culture system to maintain the stemness properties for extended periods without losing the regenerative ability is also pertinent to advance our knowledge base of skeletal stem cells and their clinical applications in regenerative medicine. The purpose of this review is to discuss our recent advancements in analyses of skeletal stem cells using renal capsule transplantation and sphere culture systems.https://www.frontiersin.org/articles/10.3389/fphys.2023.1143344/fullbonecartilageskeletogenic mesenchymecranial suturetissue regenerationcalvaria
spellingShingle Wei Hsu
Wei Hsu
Wei Hsu
Takamitsu Maruyama
Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
Frontiers in Physiology
bone
cartilage
skeletogenic mesenchyme
cranial suture
tissue regeneration
calvaria
title Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
title_full Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
title_fullStr Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
title_full_unstemmed Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
title_short Analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
title_sort analysis of skeletal stem cells by renal capsule transplantation and ex vivo culture systems
topic bone
cartilage
skeletogenic mesenchyme
cranial suture
tissue regeneration
calvaria
url https://www.frontiersin.org/articles/10.3389/fphys.2023.1143344/full
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AT weihsu analysisofskeletalstemcellsbyrenalcapsuletransplantationandexvivoculturesystems
AT takamitsumaruyama analysisofskeletalstemcellsbyrenalcapsuletransplantationandexvivoculturesystems