Page last updated: 2024-11-13

chondroitin

Description Research Excerpts Clinical Trials Roles Classes Pathways Study Profile Bioassays Occurs in Manufacturing Related Drugs Related Conditions Protein Interactions Research Growth Market Indicators

Description

Chondroitin: A mucopolysaccharide constituent of chondrin. (Grant & Hackh's Chemical Dictionary, 5th ed) [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

Cross-References

ID SourceID
PubMed CID53477707
MeSH IDM0004310

Synonyms (2)

Synonym
chondroitin
(3r,4r)-2-{[(2r,3s,4r,5r,6r)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy}-3,4-dihydroxy-3,4-dihydro-2h-pyran-6-carboxylic acid

Research Excerpts

Overview

Chondroitin sulfate is an important extracellular matrix component of mammalian cells. It is a polyanionic glycosaminoglycan that plays essential roles in physiological processes. ChondDetroitin is a more ancient GAG and a possible hyaluronan precursor.

ExcerptReferenceRelevance
"Chondroitin sulfate is a linear glycosaminoglycan widely distributed as an important extracellular matrix component of mammalian cells. "( Chemoenzymatic synthesis of homogeneous chondroitin polymers and its derivatives.
Fang, J; Li, S; Liu, XW; Tan, Y; Wang, Y; Xu, X, 2020
)
2.27
"Chondroitin synthase KfoC is a bifunctional enzyme which polymerizes the capsular chondroitin backbone of "( Misincorporation of Galactose by Chondroitin Synthase of
Armand, S; Bayma, E; Drouillard, S; Leroux, M; Michaud, J; Priem, B, 2020
)
2.28
"Chondroitin sulfate (CS) is a structurally complex polyanionic glycosaminoglycan that plays essential roles in physiological processes. "( Semisynthesis of Chondroitin Sulfate Oligosaccharides Based on the Enzymatic Degradation of Chondroitin.
Li, Z; Liu, H; Meng, X; Yao, W; Zhang, X, 2019
)
2.3
"Chondroitin is a more ancient GAG and a possible hyaluronan precursor."( Hypotheses on the evolution of hyaluronan: a highly ironic acid.
Csoka, AB; Stern, R, 2013
)
1.11
"Chondroitin sulfate (CS) is a glycosaminoglycan consisting of repeating (HexA-GalNAc sulfate) disaccharides, the functions of which depend on patterns of sulfation and uronic acid epimerization. "( Tandem mass spectrometric strategies for determination of sulfation positions and uronic acid epimerization in chondroitin sulfate oligosaccharides.
Chan, SY; Costello, CE; Li, XQ; Zaia, J, 2003
)
1.97
"Chondroitin sulfate is a structurally diverse glycosaminoglycan, which contains a variable degree of sulfation that helps to determine its biological function. "( Increased expression of non-sulfated chondroitin correlates with adverse clinicopathological parameters in prostate cancer.
Bay, BH; Cheng, CW; Chia, SJ; Lau, WK; Tan, PH; Teng, YH; Yip, GW; Zam, NA, 2008
)
2.06
"Chondroitin 6-sulphate is a component of a highly specialized extracellular structure, namely basal membrane."( Chondroitin, chondroitin 6-sulphate, chondroitin 4-sulphate and dermatan sulphate proteoglycans in normal and pathological human muscle.
Bertolotto, A; Caterson, B; Mongini, T; Palmucci, L; Schiffer, D, 1987
)
2.44

Effects

ExcerptReferenceRelevance
"Chondroitin sulfate (CDS) has been found to serve as an excellent protective coating for intraocular lens (IOL) implantation to avoid any damage to the corneal endothelium; the protection is total. "( A new and effective protective agent for intraocular lens insertion.
Clinch, T; Harrison, SE; Shayegan, M; Soll, DB, 1982
)
1.71

Treatment

Chondroitinase treatment removed almost all of the ruthenium red-positive material in the EN basal lamina. Heat-treated chondroitInase-ABC had no inhibitory effect on the tumour growth.

ExcerptReferenceRelevance
"Chondroitinase treatment removed almost all of the ruthenium red-positive material in the EN basal lamina; lysozyme binding here was markedly reduced."( Location and chemical composition of anionic sites in Bruch's membrane of the rat.
Essner, E; Pino, LC; Pino, RM, 1982
)
0.99
"Chondroitin AC lyase treatment of the labeled glycosaminoglycans produced different results."( Formation of dermatan sulfate by cultured human skin fibroblasts. Effects of sulfate concentration on proportions of dermatan/chondroitin.
Humphries, DE; Palmer, ME; Silbert, CK; Silbert, JE, 1986
)
1.2
"Treatment with chondroitin sulfate showed a significant reduction in cartilage loss in 3 of 4 studies identified compared with placebo."( Chondroprotection and the prevention of osteoarthritis progression of the knee: a systematic review of treatment agents.
Ciccotti, MG; Freedman, KB; Gallagher, B; Good, RP; Harwood, MI; Tjoumakaris, FP, 2015
)
0.76
"The treatment of chondroitin sulfate isolated from cultured B16 mouse melanoma cells with 0.04 M HCl at 100 degrees C for 90 min released up to 45% of O-sulfate residues as free inorganic sulfate. "( Release of O-sulfate groups under mild acid hydrolysis conditions used for estimation of N-sulfate content.
Bhavanandan, VP; Breindel, D; Davidson, EA, 1977
)
0.6
"Heat-treated chondroitinase-ABC had no inhibitory effect on the tumour growth."( Effect of chondroitinases on the growth of solid Ehrlich ascites tumour.
Takeuchi, J, 1972
)
1.01

Toxicity

ExcerptReferenceRelevance
"The results suggest that the soft-shell technique is safe and effective in protecting corneal endothelial cells during cataract surgery in patients with a hard lens nucleus."( Efficacy and safety of the soft-shell technique in cases with a hard lens nucleus.
Amano, S; Maruoka, S; Miyata, K; Nagamoto, T; Nakahara, M; Tanabe, T, 2002
)
0.31
" Although no significant difference was observed among the five options with respect to the three major adverse effects (withdrawal due to adverse events, serious adverse events and the number of patients with adverse events), the additional classical meta-analysis showed that celecoxib exhibited a higher rate of gastrointestinal adverse effect comparing with the placebo group."( Effectiveness and safety of Glucosamine, chondroitin, the two in combination, or celecoxib in the treatment of osteoarthritis of the knee.
Gao, SG; Lei, GH; Li, H; Li, YS; Luo, W; Wang, YL; Wei, J; Xie, DX; Yang, T; Zeng, C, 2015
)
0.68

Pharmacokinetics

ExcerptReferenceRelevance
"The pharmacodynamic profile of standard heparin (SH), a low molecular weight derivative (CY 216) and of dermatan sulfate (DS), a new potential antithrombotic drug, was investigated in the rabbit over a large range of doses."( Pharmacokinetics of heparin and related polysaccharides.
Boneu, B; Caranobe, C; Dol, F; Houin, G; Sie, P, 1989
)
0.28
" We investigated the pharmacodynamic and pharmacokinetic properties of DS in humans."( Pharmacodynamics and pharmacokinetics of dermatan sulfate in humans.
Boneu, B; Dol, F; Dupouy, D; Gianese, F; Houin, G; Montastruc, JL; Rostin, M; Sie, P, 1989
)
0.28
"To investigate the pharmacokinetic properties of dermatan sulfate (DS), a new potential antithrombotic agent, two different approaches were used."( Pharmacokinetics of dermatan sulfate in the rabbit after intravenous injection.
Boneu, B; Cadroy, Y; Caranobe, C; Dol, F; Dupouy, D; Gabaig, AM; Houin, G; Mardiguian, J; Sié, P, 1988
)
0.27

Compound-Compound Interactions

The clinical efficacy of chondroitin combined with glucosamine was significantly better than that of routine treatment by meta-analysis. The randomized controlled trials (RCTs) were searched in PubMed, EMBASE, ScienceDirect, Cochrane Library, China Knowledge Networ.

ExcerptReferenceRelevance
"This preliminary study sought to determine whether using 1500/1200mg of glucosamine hydrochloride and chondroitin sulfate (GH/CS) is effective, both separately and combined with exercise, compared to a placebo plus exercise program in improving physical function, pain, strength, balance, and mobility in older adults with knee osteoarthritis (OA)."( Glucosamine/chondroitin combined with exercise for the treatment of knee osteoarthritis: a preliminary study.
Adrian, A; Jolla, J; Legault, C; Loeser, RF; Messier, SP; Mihalko, S; Pfruender, J; Prosser, B; Williamson, JD, 2007
)
0.93
"This analysis was aimed at providing evidence-based medicine basis for systematic evaluation of chondroitin combined with glucosamine in the treatment of knee osteoarthritis."( Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis.
Chen, Y; Lu, C; Wang, R; Wang, Z; Yang, J; Yao, H; Zhu, Y, 2022
)
1.22
"The randomized controlled trials (RCTs) of chondroitin combined with glucosamine in the treatment of knee osteoarthritis (KOA) were searched in PubMed, EMBASE, ScienceDirect, Cochrane Library, China Knowledge Network Database (CNKI), China VIP Database, Wanfang Database, and China Biomedical Literature Database (CBM) online database."( Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis.
Chen, Y; Lu, C; Wang, R; Wang, Z; Yang, J; Yao, H; Zhu, Y, 2022
)
1.27
" The clinical efficacy of chondroitin combined with glucosamine was significantly better than that of routine treatment by meta-analysis."( Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis.
Chen, Y; Lu, C; Wang, R; Wang, Z; Yang, J; Yao, H; Zhu, Y, 2022
)
1.31
"Chondroitin combined with glucosamine is more effective than chondroitin or glucosamine alone in the treatment of KOA and deserves clinical promotion."( Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis.
Chen, Y; Lu, C; Wang, R; Wang, Z; Yang, J; Yao, H; Zhu, Y, 2022
)
2.45

Bioavailability

ExcerptReferenceRelevance
" The absolute bioavailability following oral administration calculated from AUC of plasma concentration is 13."( Metabolic fate of exogenous chondroitin sulfate in man.
Conte, A; de Bernardi, M; Lualdi, P; Mautone, G; Palmieri, L; Ronca, G, 1991
)
0.58
" The bioavailability of low molecular weight dermatan sulfate from its subcutaneous depot was 100%; it was absorbed faster from that depot than unfractionated dermatan sulfate."( Pharmacologic properties of a low molecular weight dermatan sulfate: comparison with unfractionated dermatan sulfate.
Boneu, B; Caranobe, C; Choay, J; Dol, F; Houin, G; Lormeau, JC; Petitou, M; Saivin, S; Sie, P, 1990
)
0.28
" After SC injection, the bioavailability was less than 50% for U-DS and at least 100% for LMW-DS."( Pharmacological properties of dermatan sulfate, of a low molecular weight dermatan sulfate and of two oversulfated derivatives.
Boneu, B; Choay, J; Dol, F; Houin, G; Petitou, M; Sie, P, 1989
)
0.28
" This study documents the good bioavailability of the iron contained in ferric chondroitin sulfate."( [Evaluation of the intestinal absorption of iron orally administered as chondroitin sulfate in normal subjects].
Bergamaschi, G; Carlo-Stella, C; Carozzi, A; Pedrazzoli, P, 1989
)
0.74
" The more complete reversal of anaemia in the rats that received Condrofer is, most probably, due to the higher bioavailability of iron administered under this formulation, as demonstrated by iron kinetics after equidoses of iron as Condrofer and Proteoferrina."( Ferric chondroitin 6-sulfate (Condrofer): a new potent antianaemic agent with a favourable pharmacokinetic profile.
Barone, D; Baroni, S; Borghi, AM; Orlando, L; Vigna, E, 1988
)
0.73
" The effect of sodium alginate both on the rate of absorption and the calcium/strontium discrimination ratio has been confirmed."( The passage of calcium and strontium across the gut of the anaesthetized goat.
Gibbons, RA; Sansom, BF; Sellwood, R, 1972
)
0.25

Dosage Studied

Sperm from the higher fertility bulls exhibited significantly higher percentages of acrosome reactions to 10 and 50 micrograms/ml of chondroitin sulfate.

ExcerptRelevanceReference
" Increasing concentrations of macrophage-conditioned media were associated with a dose-response increase in [35S]sulfate incorporation into secreted proteoglycans, but there was no change in cell-associated proteoglycans."( Macrophage secretory products selectively stimulate dermatan sulfate proteoglycan production in cultured arterial smooth muscle cells.
Edwards, IJ; Owens, RT; Wagner, WD, 1990
)
0.28
"The histologic and histochemical features of quinolone-induced arthropathy were studied using 14 skeletally immature Beagle dogs (3 to 4 months old) dosed orally with difloxacin at 300 mg/kg body weight once daily for 1, 2, 5, or 7 days."( Histologic and histochemical changes in articular cartilages of immature beagle dogs dosed with difloxacin, a fluoroquinolone.
Burkhardt, JE; Carlton, WW; Hill, MA; Kesterson, JW, 1990
)
0.28
" Sperm from the higher fertility bulls exhibited significantly higher percentages of acrosome reactions to 10 and 50 micrograms/ml of chondroitin sulfate, and the slope of their dose-response regression line was significantly greater."( Induction of acrosome reactions by chondroitin sulfates in vitro corresponds to nonreturn rates of dairy bulls.
Ax, RL; Dickson, K; Lenz, RW, 1985
)
0.75
" A stimulation of sulphate incorporation obeying a linear dose-response curve, was demonstrated in somatomedin-incubated fibroblast and glia cell cultures."( A novel assay for the biosynthesis of sulphated polysaccharide and its application to studies on the effects of somatomedin on cultured cells.
Uthne, K; Wasteson, A; Westermark, B, 1973
)
0.25
" The results indicate a difference in the effect on lipoprotein lipase release between heparin and SSHA at the used dosage schedules."( Effects of heparin and a semi-synthetic heparin analogue on platelet aggregation, lipoprotein lipase and other laboratory tests in surgical patients.
Forsskåhl, B; Norén, I; Sipilä, H; Törngren, S, 1983
)
0.27
"To select a high-quality chondroitin dosage form and/or an appropriate source of sodium chondroitin for the National Institutes of Health's Glucosamine/Chondroitin Arthritis Intervention Trial (GAIT)."( Chondroitin product selection for the glucosamine/chondroitin arthritis intervention trial.
Barnhill, JG; Clegg, DO; Fye, CL; Harris, CL; Reda, DJ; Williams, DW,
)
1.88
"2 ng/mL, respectively, at 12 and 8 h post-oral dosing of tablets coated with 40:60 or 50:50 ratio of CH/CS was observed in rats."( Colon delivery of budesonide: evaluation of chitosan-chondroitin sulfate interpolymer complex.
Jain, S; Kaur, G; Rana, V; Tiwary, AK, 2010
)
0.61
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Occurs in Manufacturing (1 Items)

ItemProcessFrequency
Compléments alimentairescore-ingredient1

Pathways (2)

PathwayProteinsCompounds
Sulfate/Sulfite Metabolism620
Sulfite Oxidase Deficiency620

Research

Studies (3,067)

TimeframeStudies, This Drug (%)All Drugs %
pre-19902512 (81.90)18.7374
1990's133 (4.34)18.2507
2000's229 (7.47)29.6817
2010's153 (4.99)24.3611
2020's40 (1.30)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 64.44

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index64.44 (24.57)
Research Supply Index8.11 (2.92)
Research Growth Index4.39 (4.65)
Search Engine Demand Index230.20 (26.88)
Search Engine Supply Index3.99 (0.95)

This Compound (64.44)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials70 (2.16%)5.53%
Reviews158 (4.87%)6.00%
Case Studies39 (1.20%)4.05%
Observational0 (0.00%)0.25%
Other2,977 (91.77%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]