J Endod:硅酸三钙盖髓材料能够体外调节牙髓的愈合和炎症活性

2018-09-20 lishiting MedSci原创

当脂磷壁酸或物理损伤引起的刺激发生时,成纤维细胞通过分泌补体类蛋白和生长因子对牙髓炎症反应和愈合的始发起到主要作用。在牙髓不能扩展的环境下,直接盖髓材料应用于这些细胞上会影响炎症和愈合过程。这篇体外研究的目的是为了评估硅酸类材料对牙髓成纤维细胞炎症和愈合初始阶段调控的影响。

当脂磷壁酸或物理损伤引起的刺激发生时,成纤维细胞通过分泌补体类蛋白和生长因子对牙髓炎症反应和愈合的始发起到主要作用。在牙髓不能扩展的环境下,直接盖髓材料应用于这些细胞上会影响炎症和愈合过程。这篇体外研究的目的是为了评估硅酸类材料对牙髓成纤维细胞炎症和愈合初始阶段调控的影响。

研究评估Biodentine, TheraCal和Xeno III洗脱液对施加脂磷壁酸刺激或物理损伤的成纤维细胞的影响。通过酶联免疫吸附测定定量分析细胞因子的分泌(白细胞介素6、血管内皮生长因子、成纤维生长因子-2和转移生长因子-β1)。体外评估炎症THP-1对内皮细胞的粘附以及它们的迁移和激活情况。通过MTT法分析人牙髓成纤维细胞的增殖,通过划痕愈合试验分析它们向损伤处迁移的情况。

结果显示,施以所有材料刺激后,白细胞介素6和内皮生长因子的分泌均增加,但是Biodentine的程度最低。Biodentine的成纤维生长因子-2和转移生长因子-β1的分泌要明显比其他材料高。Biodentine和TheraCal组THP-1对内皮细胞的粘附以及它们的活性明显降低。然而,仅在Biodentine组中发现它们的迁移明显减少。在培养6天时,成纤维细胞的增殖在Biodentine组显著增加而在Xeno III组明显减少。最后,在划痕试验中只有Biodentine可以诱导成纤维细胞向损伤处迁移。

结论:这些结果证实了盖髓材料会影响牙髓炎症和愈合的早期阶段。与树脂类材料相比,Biodentine具有最佳的促牙髓愈合和抗炎症潜力。这一结果提示我们,在施以直接盖髓术时材料选择的倾向。

原始出处:

Giraud T, Jeanneau C, et al. Tricalcium Silicate Capping Materials Modulate Pulp Healing and Inflammatory Activity In Vitro. J Endod. 2018 Sep 11. pii: S0099-2399(18)30436-9. doi: 10.1016/j.joen.2018.06.009.

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    2019-02-01 jxrzshh
  4. [GetPortalCommentsPageByObjectIdResponse(id=2070536, encodeId=507120e053661, content=<a href='/topic/show?id=9b6ee351375' target=_blank style='color:#2F92EE;'>#硅酸三钙#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=73513, encryptionId=9b6ee351375, topicName=硅酸三钙)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=e6ac207, createdName=xlwang2691, createdTime=Mon Feb 18 14:28:00 CST 2019, time=2019-02-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=2081010, encodeId=4eeb208101054, content=<a href='/topic/show?id=648fe237822' target=_blank style='color:#2F92EE;'>#盖髓材料#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=32, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=72378, encryptionId=648fe237822, topicName=盖髓材料)], attachment=null, authenticateStatus=null, createdAvatar=http://login.medsci.cn/upload/avatar/cc81592b507031e3cfd8d4c57911d98b/62c22832a9474aea1ca90ca058aebc03.jpg, createdBy=bed5446, createdName=limedical1974, createdTime=Fri Apr 19 21:28:00 CST 2019, time=2019-04-19, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1669708, encodeId=ab7f1669e088b, content=<a href='/topic/show?id=c7ca6e660ab' target=_blank style='color:#2F92EE;'>#牙髓#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=29, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=67660, encryptionId=c7ca6e660ab, topicName=牙髓)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=5eeb26562774, createdName=jxrzshh, createdTime=Fri Feb 01 18:28:00 CST 2019, time=2019-02-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=345797, encodeId=f5fd345e9722, content=好文,值得点赞!认真学习了,把经验应用于实践,为患者解除病痛。, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=30251637888, createdName=lietome15, createdTime=Thu Sep 20 09:34:26 CST 2018, time=2018-09-20, status=1, ipAttribution=)]
    2018-09-20 lietome15

    好文,值得点赞!认真学习了,把经验应用于实践,为患者解除病痛。

    0