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与减少质母细胞瘤细胞分裂频率相关的D-的抗增殖作用

Kenta Suzuki¹, Daisuke Ogawa¹, Takahiro Kanda¹

¹Department of Neurological Surgery, Faculty of Medicine, Kagawa University, 1750-1 Ikenobe, Miki-cho, Kita-gun, Kagawa, 761-0793, Japan.

Scientific reports

|November 9, 2023

概括

一种罕见的糖类D-糖有效抑制质母细胞瘤 (GBM) 细胞的增殖,并减少瘤体积 in vivo. 这种糖会影响细胞分裂频率,而不会影响细胞周期或细胞亡,这表明它在GBM疗法中的潜力.

科学领域:

在瘤学瘤学.
生物化学生物化学

背景情况:

一种罕见的糖,D-糖,已经证明对各种固体癌症有抗瘤作用.
质母细胞瘤 (GBM) 仍然是一个具有挑战性的恶性瘤,有效的治疗选择有限.

研究的目的:

在体外和体内研究D-粉对人类质母细胞瘤 (GBM) 细胞系的抗增殖作用.
阐明D-酸对GBM细胞作用的基本机制.

主要方法:

在体外增殖试验中,使用U251MG和U87MG GBM细胞系,用不同度的D-合物 (3-50mM) 处理.
进行了细胞周期和细胞亡分析.
在体内研究中,使用皮下U87MG细胞异种移植小鼠模型,每天在28天内内皮层内注射D-allose (100mg/kg/天).

主要成果:

在剂量取决的方式上,D-allose显著抑制了GBM细胞的增殖.
D-allose治疗没有改变细胞循环的进展或诱导细胞亡.
在用D-allose治疗的GBM细胞中观察到细胞分裂频率的显著下降.
在体内,在异种移植模型中,D-allose的使用显著降低了瘤体积.

结论:

通过减少细胞分裂频率,D-粉对质母细胞细胞具有强大的抗增殖作用,独立于细胞周期停止或细胞亡.
这些发现凸显了D-素作为针对GBM的新型治疗策略的有希望的候选人.

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