打破节奏:利用月经周期获得更好的化疗
Pranay Dey1, Cathrin Brisken1,2
1ISREC-Swiss Institute for Experimental Cancer Research, School of Life Sciences, Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland.
化疗在小鼠的雌性周期的消灭阶段和人类的性阶段不那么有效. 将治疗与月经周期对齐可能会改善乳腺癌治疗结果.
科学领域:
- 在瘤学瘤学.
- 内分泌学 在内分泌学.
- 免疫学 免疫学 免疫学
背景情况:
- 雌性循环影响乳腺瘤对化疗的反应.
- 激素的波动可能会影响乳腺癌患者的治疗疗效.
研究的目的:
- 为了研究雌性周期对乳腺瘤对新辅助化疗反应的影响.
- 为了确定月经周期阶段是否影响绝经前乳腺癌患者的化疗疗效.
主要方法:
- 利用基因工程小鼠模型研究不同雌激素周期阶段的化疗反应.
- 对绝经前患者进行了回顾性分析,将血清孕激素水平与治疗结果关联起来.
主要成果:
- 化疗在小鼠的化阶段效果较差,这与中酶体状态的增加,血管直径的减少和更多瘤相关的巨细胞有关.
- 巨细胞枯竭在小鼠中减轻了化疗耐药性.
- 与卵泡 (低孕) 阶段相比,在女性的黄体 (高孕) 阶段,化疗疗效率降低.
结论:
- 月经周期期间的生理激素波动可以通过瘤微环境机制影响乳腺癌的化学敏感性.
- 将新辅助化疗的开始与月经周期对齐可能会提高治疗结果.
- 考虑像荷尔蒙状况这样的全身因素对于改善乳腺癌治疗至关重要.
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