2020
DOI: 10.3389/fbioe.2020.00658
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Enhanced Chondrogenic Capacity of Mesenchymal Stem Cells After TNFα Pre-treatment

Abstract: Mesenchymal stem cells (MSCs) are promising cells to treat cartilage defects due to their chondrogenic differentiation potential. However, an inflammatory environment during differentiation, such as the presence of the cytokine TNFα, inhibits chondrogenesis and limits the clinical use of MSCs. On the other hand, it has been reported that exposure to TNFα during in vitro expansion can increase proliferation, migration, and the osteogenic capacity of MSCs and therefore can be beneficial for tissue regeneration. … Show more

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Cited by 14 publications
(12 citation statements)
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“…Nowadays, lots of studies were evaluated for the enhanced efficacy of MSC using culturing platform for therapeutic application. Exposure to TNF-α during in vitro culture, MSCs reveals an increase in migration, proliferation, and the osteogenic capacity [115]. Poly-L-lactide-co-ε-caprolactone (PLCL) electrospun fiber sheets also enhanced the paracrine signaling of MSCs for cartilage regeneration [114].…”
Section: Enhanced Msc Functionmentioning
confidence: 99%
“…Nowadays, lots of studies were evaluated for the enhanced efficacy of MSC using culturing platform for therapeutic application. Exposure to TNF-α during in vitro culture, MSCs reveals an increase in migration, proliferation, and the osteogenic capacity [115]. Poly-L-lactide-co-ε-caprolactone (PLCL) electrospun fiber sheets also enhanced the paracrine signaling of MSCs for cartilage regeneration [114].…”
Section: Enhanced Msc Functionmentioning
confidence: 99%
“…TNF-α and IL-1β might hamper chondrogenesis of mesenchymal stromal cells, through NF-κB pathway, inhibition of SOX9 expression, and increase the synthesis of degradative enzymes involved in cartilage degeneration, like matrix metalloproteinases (MMPs) ( Jagielski et al, 2014 ). Other studies suggest that in vitro exposure to TNF-α might increase proliferation, migration, and osteogenic differentiation of MSCs ( Voskamp et al, 2020 ). In our system, BM- or WJ-3D culture showed an upregulation of all pro-inflammatory cytokine genes explored at day 8, except for IL-6 that showed a poor upregulation followed by a decrease at day 16, as also observed at the protein levels by measuring cytokines in culture medium.…”
Section: Discussionmentioning
confidence: 99%
“…31 Tumour necrosis factor α (TNF-α) exposure during MSCs expansion could modulate SOX11 levels and WNT/β-catenin signalling, increasing the chondrogenic differentiation capacity. 100 Besides adding growth factors directly, chondrogenic genes have been transfected into MSCs to increase growth factor secretion and promote chondrogenic differentiation. Liu et al 101 testified that ADSCs with BMP-14 gene transfer by adenovirus could enhance chondrogenic differentiation of ADSCs and accelerate cartilage defect repair in rabbits.…”
Section: Human Articular Ccsmentioning
confidence: 99%
“…PDGF‐BB could promote the migration of BMSCs in fibrin‐HA and HA‐Tyramine hydrogels with different crosslinking densities in vitro 31 . Tumour necrosis factor α (TNF‐α) exposure during MSCs expansion could modulate SOX11 levels and WNT/β‐catenin signalling, increasing the chondrogenic differentiation capacity 100 …”
Section: Chondrogenic Culture Of Adscsmentioning
confidence: 99%
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