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已知凋亡受多种基因调控,其中p21/WAF1/CIP1是近年来研究较多的基因,又简称p21[1]。它通过作用于周期蛋白周期蛋白依赖性激酶(cyclinCDK)复合物及增殖细胞核抗原(proliferatingcellnuclearantigen,PCNA)引起肿瘤细胞生长抑制及调控细胞凋亡,从而影响肿瘤的放射敏感性。笔者搜集
Apoptosis is known to be regulated by a variety of genes, of which p21 / WAF1 / CIP1 is more studied in recent years, also referred to as p21 [1]. It acts on the cyclin-dependent kinase (cyclinCDK) complex and proliferating cell nuclear antigen (PCNA) to cause tumor cell growth inhibition and regulation of apoptosis, thereby affecting tumor radiosensitivity. I collected