Study on Chemical Cross-linking Modification of Hyaluronan and the Biocompatibility of its Derivatives-中国期刊网

摘要 Objective:Preparecross-linkedHAgelswithhighermechanicalstability,lowerdegradationvelocityanddesirablebiocompatibility,soastoextendtheusageofHA.Method:1.TestmolecularweightofHA(MrHA)byviscosimetry;2.Preparecross-linkedHAgelsbyDVS,GTA,DEC;3.Discussthecross-linkinganddegradationprocedure;4,evaluatethebiocompatibilityofthebestHAgels.Results:ThemechanicalstabilityanddurabilitytodegradationofHA-DVSgelsaresuperiortothoseofothergels,andwhenHA:DVS=40:1(g/g),at35℃andin0.2MNaOHsolution,theHA-DVSgelshowsthebestmechanicalstability,anditscytotoxicityreachesclassI,hemolysisratioislowerthan5%.Conclusion:OurHADVSgelcanbeusedtopreparebiologicscaffolds.

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Study on Chemical Cross-linking Modification of Hyaluronan and the Biocompatibility of its Derivatives

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Study on Chemical Cross-linking Modification of Hyaluronan and the Biocompatibility of its Derivatives

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