PTRF was first identified as Pol I and transcript release factor, which enhanced ribosomal RNA synthesis through dissociating the ternary complex of RNA polymerase I. It has
聚合酶Ⅰ和转录本释放因子(polymerase-1 and transcript release factor,PTRF/Cavin-1),最初因参与基因转录终止过程被报道,随后发现其可与细胞膜上小凹蛋白结合,通过参与细胞质膜小凹形成促进外泌体分泌,调节全身脂质代谢等。先天性...聚合酶Ⅰ和转录本释放因子(polymerase-1 and transcript release factor,PTRF/Cavin-1),最初因参与基因转录终止过程被报道,随后发现其可与细胞膜上小凹蛋白结合,通过参与细胞质膜小凹形成促进外泌体分泌,调节全身脂质代谢等。先天性全身性脂肪营养不良患者常见PTRF/Cavin-1基因突变/缺失。在胶质瘤中,PTRF/Cavin-1不仅可作为提示患者预后的标记物,还可通过影响肿瘤细胞内吞和外分泌、肿瘤脂质代谢重编程、重塑肿瘤细胞外基质等多种途径促进肿瘤恶性行为发生。本文归纳整理了PTRF/Cavin-1在胶质瘤中的多功能性,有助于全面理解其促进肿瘤发展的分子机制,开发针对PTRF/Cavin-1的胶质瘤靶向药物。展开更多
文摘PTRF was first identified as Pol I and transcript release factor, which enhanced ribosomal RNA synthesis through dissociating the ternary complex of RNA polymerase I. It has
文摘聚合酶Ⅰ和转录本释放因子(polymerase-1 and transcript release factor,PTRF/Cavin-1),最初因参与基因转录终止过程被报道,随后发现其可与细胞膜上小凹蛋白结合,通过参与细胞质膜小凹形成促进外泌体分泌,调节全身脂质代谢等。先天性全身性脂肪营养不良患者常见PTRF/Cavin-1基因突变/缺失。在胶质瘤中,PTRF/Cavin-1不仅可作为提示患者预后的标记物,还可通过影响肿瘤细胞内吞和外分泌、肿瘤脂质代谢重编程、重塑肿瘤细胞外基质等多种途径促进肿瘤恶性行为发生。本文归纳整理了PTRF/Cavin-1在胶质瘤中的多功能性,有助于全面理解其促进肿瘤发展的分子机制,开发针对PTRF/Cavin-1的胶质瘤靶向药物。