2005
DOI: 10.1263/jbb.100.123
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Effect of chondroitin sulfate and hyaluronic acid on gene expression in a three-dimensional culture of chondrocytes

Abstract: NOTESThe effect of glycosaminoglycan addition on a three-dimensional (3D) culture of porcine chondrocyte cells was investigated with a view to use in cartilage regenerative medicine. Chondroitin sulfate C increased the mRNA expression of type 2 collagen, while chondroitin sulfate A did not.Hyaluronic acid of high molecular weight markedly decreased the mRNA expression of both aggrecan and type 2 collagen, although hyaluronic acid of low molecular weight showed no apparent effect.

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Cited by 42 publications
(34 citation statements)
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“…On the other hand, the effect of CS seems to be due by the inhibition of both the nuclear translocation of NF-kβ and targeting TLR4 and CD44, thus preventing ECM-f from unleashing the inflammatory cascade (15). Another important role of CS is to increase the expression of TGF-β1 on the extracellular matrix (17) and to promote the synthesis of HA and collagen type II (18)(19). The mechanism of action of HA and CS seems to be complementary, developing a synergistic effect that could explain the results obtained in this study.…”
Section: Discussionmentioning
confidence: 99%
“…On the other hand, the effect of CS seems to be due by the inhibition of both the nuclear translocation of NF-kβ and targeting TLR4 and CD44, thus preventing ECM-f from unleashing the inflammatory cascade (15). Another important role of CS is to increase the expression of TGF-β1 on the extracellular matrix (17) and to promote the synthesis of HA and collagen type II (18)(19). The mechanism of action of HA and CS seems to be complementary, developing a synergistic effect that could explain the results obtained in this study.…”
Section: Discussionmentioning
confidence: 99%
“…73 The addition of hyaluronan to cell culture medium increased deposition of type II collagen and glycosaminoglycans, markers of the cartilage phenotype, by chondrocytes encapsulated in alginate hydrogels, 82 but decreased such markers by chondrocytes encapsulated in collagen hydrogels. 83 Other studies have shown that the addition of hyaluronan to alginate hydrogels caused an increase in the expression of type I collagen, a marker of fibrous scar-like cartilage formation. 72 Interestingly, this trend was reversed in the presence of exogenous insulin-like growth factor-1 (IGF-1), suggesting a role for hyaluronan in the modulation of IGF-1 signaling by entrapped chondrocytes.…”
Section: Type Of Polymermentioning
confidence: 99%
“…A previous report indicated that high-molecularweight CSAs did not affect COL II expression, but that high-molecular-weight CSC could enhance it (Nishimoto et al 2005). In our study, low-molecularweight CSAs increased the ratio of COL II/COL I gene expression levels, and the dp-8 CSA was most effective in stimulating aggrecan and COL II gene expression.…”
Section: Discussionmentioning
confidence: 95%