TY -的A2 Rodriguez-Lozano Francisco j . AU -长谷川Daigaku AU -长谷川,假名盟——金子,藤原浩盟,吉田Shinichiro盟,御手洗Hiromi AU - Arima、麦盟——Tomokiyo Atsushi盟——Hamano百合AU - Sugii,非盟-和田,Naohisa盟——Kiyoshima Tamotsu AU - Maeda,根据Hidefumi PY - 2020 DA - 2020/07/08 TI - MEST Regulates the Stemness of Human Periodontal Ligament Stem Cells, SP - 9672673 VL - 2020 AB -牙周韧带(Periodontal Ligament, PDL)干细胞(PDLSCs)已被报道为牙周组织再生的有用细胞来源。然而,问题之一是难以获得足够数量的PDLSCs用于临床应用,因为很少有PDLSCs可以从供体的PDL组织中分离出来。因此,我们的目标是找到一种能将人类PDL细胞转化为干细胞样细胞的特定因子。在本研究中,通过微阵列分析比较人类PDLSC(2-14和2-23)与低分化潜能(2-52)细胞系的基因谱,确定了印迹基因中胚层特异性转录本(MEST)。MEST在2-23细胞的细胞质中表达。用siRNA敲除2-23细胞中的MEST可以抑制干细胞标志物,如CD105、CD146、p75NTR、N-cadherin和NANOG的表达;的增殖潜力;以及成骨细胞、脂肪细胞和软骨细胞的多向分化能力。另一方面,2-52细胞中过表达MEST增强了干细胞标志物和pdl相关标志物的表达,增强了细胞的多分化能力。 In addition, MEST-overexpressing 2-52 cells exhibited a change in morphology from a spindle shape to a stem cell-like round shape that was similar to 2-14 and 2-23 cell morphologies. These results suggest that MEST plays a critical role in the maintenance of stemness in PDLSCs and converts PDL cells into PDLSC-like cells. Therefore, this study indicates that MEST may be a therapeutic factor for periodontal tissue regeneration by inducing PDLSCs. SN - 1687-966X UR - https://doi.org/10.1155/2020/9672673 DO - 10.1155/2020/9672673 JF - Stem Cells International PB - Hindawi KW - ER -