有学者认为分泌于星网状层中的IL-1α可增加牙囊中CSF-1的表达,此外CSF-1对其自身的基因表达还有自分泌调节作用,使牙囊中CSF-1浓度迅速增高,高浓度的CSF-1吸引单核细胞进入牙囊[8,9]。本实验用不同浓度IL-1α刺激体外培养的牙囊细胞,结果显示牙囊细胞表达CSF-1受体mRNA水平无变化,表明IL-1α对CSF-1受体基因的表达无影响。
参考文献
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