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针对 IVDD 中的 NP 细胞衰老
约 40% 的腰背痛是椎间盘退变(IVDD)引起的,而腰背痛是导致全球残疾的主要原因。椎间盘(IVDs)是位于相邻脊柱椎骨之间的无血管纤维软骨组织,由三个不同的部分组成:中心胶状的髓核细胞、富含胶原蛋白的纤维环和透明软骨终板。原生 NP 细胞参与调节细胞外基质的平衡,并维持 NP 组织的凝胶特性。"这项新研究的作者曹阳解释说:"衰老和其他因素导致的衰老[NP]细胞堆积是IVDD发病和进展的一个显著特征,它导致自我修复能力受损、退行性生物力学改变、椎间盘源性疼痛和残疾。"了解衰老NP细胞在细胞压力下发生的分子机制可能会为改善IVDD的治疗提供新的靶点。
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