J Periodontol:生姜6‐Shogaol可抑制结扎性牙周炎小鼠的牙槽骨吸收

2020-06-27 MedSci原创 MedSci原创

牙周炎是牙周组织的炎性疾病,可导致结缔组织破坏。在牙周炎的发展过程中,破骨细胞与牙槽骨的吸收先关,如果治疗不及时不恰当,会导致牙齿脱落。因此,开发有效的抗吸收疗法将有助于牙周炎患者的治疗。

牙周炎是牙周组织的炎性疾病,可导致结缔组织破坏。在牙周炎的发展过程中,破骨细胞与牙槽骨的吸收先关,如果治疗不及时不恰当,会导致牙齿脱落。因此,开发有效的抗吸收疗法将有助于牙周炎患者的治疗。本实验旨在研究6‐Shogaol(生姜成分)对破骨细胞分化和骨吸收的抑制作用。

在含巨噬细胞集落刺激因子和核因子-κB配体受体激活剂(RANKL)的条件下培养小鼠骨髓细胞,以研究6‐Shogaol对破骨细胞分化和细胞内信号通路的影响。6‐Shogaol 显著降低破骨细胞分化,肌动蛋白环形成和吸收。在6-shogaol存在的条件下,破骨细胞信号通路(包括RANKL诱导的丝裂原活化蛋白激酶的活化,Ca2 +振荡,活性氧的生成以及活化的T细胞的核因子,细胞质1核易位)在体外显著抑制。此外,利用结扎诱导的牙周炎小鼠模型来确定6-shogaol在体内的作用。

结果发现,6-shogaol可有效预防结扎诱导的破骨细胞生成和牙槽骨吸收。此外,注射shogaol后,牙周炎模型的巨噬细胞和中性粒细胞的数量以及IL-1β和TNF-α的表达明显降低。

因此,6-shogaol具有抗破骨细胞作用,提示其可作为牙周炎的抗吸收治疗。

原文出处:

Yong‐Gun Kim,6‐Shogaol, an active ingredient of ginger, inhibits osteoclastogenesis and alveolar bone resorption in ligature‐induced periodontitis in mice. Journal of periodontology, 2020 June. Doi: 10.1002/JPER.19-0228

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    2020-09-21 feather89
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    2021-03-19 mei540
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    2020-06-29 徐岩

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