Article (Scientific journals)
Single-cell characterization and metabolic profiling of in vitro cultured human skeletal progenitors with enhanced in vivo bone forming capacity.
Bolander, Johanna; Herpelinck, Tim; Chaklader, Malay et al.
2020In Stem Cells Translational Medicine, 9 (3), p. 389-402
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Keywords :
Animals; Bone Regeneration/physiology; Cells, Cultured; Humans; Stem Cells/metabolism; Tissue Engineering/methods; bone; cell signaling; cell surface markers; mesenchymal stem cells (MSCs); serum-free; tissue engineering; tissue regeneration; tissue-specific stem cells
Abstract :
[en] Cell populations and their interplay provide the basis of a cell-based regenerative construct. Serum-free preconditioning can overcome the less predictable behavior of serum expanded progenitor cells, but the underlying mechanism and how this is reflected in vivo remains unknown. Herein, the cellular and molecular changes associated with a cellular phenotype shift induced by serum-free preconditioning of human periosteum-derived cells were investigated. Following BMP-2 stimulation, preconditioned cells displayed enhanced in vivo bone forming capacity, associated with an adapted cellular metabolism together with an elevated expression of BMPR2. Single-cell RNA sequencing confirmed the activation of pathways and transcriptional regulators involved in bone development and fracture healing, providing support for the augmentation of specified skeletal progenitor cell populations. The reported findings illustrate the importance of appropriate in vitro conditions for the in vivo outcome. In addition, BMPR2 represents a promising biomarker for the enrichment of skeletal progenitor cells for in vivo bone regeneration.
Disciplines :
Engineering, computing & technology: Multidisciplinary, general & others
Author, co-author :
Bolander, Johanna ;  Tissue Engineering Laboratory, Skeletal Biology and Engineering Research Center,  ; Prometheus, Division of Skeletal Tissue Engineering, KU Leuven, Leuven, Belgium.
Herpelinck, Tim;  Tissue Engineering Laboratory, Skeletal Biology and Engineering Research Center,  ; Prometheus, Division of Skeletal Tissue Engineering, KU Leuven, Leuven, Belgium.
Chaklader, Malay;  Tissue Engineering Laboratory, Skeletal Biology and Engineering Research Center,  ; Prometheus, Division of Skeletal Tissue Engineering, KU Leuven, Leuven, Belgium.
Gklava, Charikleia;  Tissue Engineering Laboratory, Skeletal Biology and Engineering Research Center,  ; Prometheus, Division of Skeletal Tissue Engineering, KU Leuven, Leuven, Belgium.
Geris, Liesbet  ;  Université de Liège - ULiège > GIGA > GIGA In silico medecine - Biomechanics Research Unit ; Prometheus, Division of Skeletal Tissue Engineering, KU Leuven, Leuven, Belgium. ; Biomechanics Section, KU Leuven, Leuven, Belgium.
Luyten, Frank P;  Tissue Engineering Laboratory, Skeletal Biology and Engineering Research Center,  ; Prometheus, Division of Skeletal Tissue Engineering, KU Leuven, Leuven, Belgium.
Language :
English
Title :
Single-cell characterization and metabolic profiling of in vitro cultured human skeletal progenitors with enhanced in vivo bone forming capacity.
Publication date :
March 2020
Journal title :
Stem Cells Translational Medicine
ISSN :
2157-6564
eISSN :
2157-6580
Publisher :
Wiley-Blackwell, Gb
Volume :
9
Issue :
3
Pages :
389-402
Peer reviewed :
Peer Reviewed verified by ORBi
Commentary :
© 2019 The Authors. Stem Cells Translational Medicine published by Wiley Periodicals, Inc. on behalf of AlphaMed Press.
Available on ORBi :
since 29 June 2022

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