能量代谢重编程在结直肠癌中的研究进展

Research advances in energy metabolism reprogramming and colorectal cancer

  • 摘要: 能量代谢重编程是肿瘤细胞为适应低氧环境和低营养状态所发生的生物学代谢改变,导致肿瘤细胞中葡萄糖、谷氨酰胺、脂肪酸等物质的代谢模式与正常细胞存在较大差异,代谢重编程为维持肿瘤细胞的活力提供了充足的能量物质基础,同时也被认为是肿瘤进展的重要标志。多项研究表明,代谢重编程可以调节结直肠癌的多个生物学过程,在维持肿瘤细胞的增殖、转移及增强其对化疗药物的耐药性发挥重要的作用,同时促进免疫抑制性细胞的增殖与活化,共同驱动肿瘤细胞发生免疫逃逸。因此,本文总结了结直肠癌中代谢重编程的主要生物学功能、潜在靶标和信号传导途径,分析了靶向代谢重编程的天然产物和小分子抑制剂的应用,以及结直肠癌代谢重编程对肿瘤微环境和免疫细胞的影响,旨在为结直肠癌的临床防治开发新的抗肿瘤治疗策略提供思路。

     

    Abstract: Tumor metabolic reprogramming is the biological metabolic change that occurs in tumor cells to adapt to low oxygen environments and low nutritional status, resulting in significant differences in the metabolic patterns of substances such as glucose, glutamine, and fatty acids in tumor cells compared to normal cells. Metabolic reprogramming provides sufficient energy material basis to maintain the vitality of tumor cells and is also considered an important sign of tumor progression. Many studies have shown that metabolic reprogramming can regulate multiple biological processes of colorectal cancer, playing an important role in maintaining the proliferation and metastasis of tumor cells and enhancing their resistance to chemotherapy drugs, while promoting the proliferation and activation of immunosuppressive cells, and jointly driving tumor cells to escape the immune system.Therefore, we summarizes the main biological functions, potential targets, and signaling pathways of metabolic reprogramming in colorectal cancer, analyzes the application of natural products and small molecule inhibitors targeting metabolic reprogramming, and the impact of colorectal cancer metabolic reprogramming on the tumor microenvironment and immune cells, aiming to provide ideas for the development of new anti-tumor treatment strategies for the clinical prevention and treatment of colorectal cancer.

     

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