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Dietary sugar intervention: A promising approach for cancer therapy
Xinyi Zhou1, Yujia Song1, Zhen Wang1
1Department of Liver Surgery, State Key Laboratory of Biotherapy and Cancer Center, West China Hospital, Sichuan University and Collaborative Innovation Center of Biotherapy, Chengdu, China; Laboratory of Liver Surgery, West China Hospital, Sichuan University, Chengdu, China.
Abstract:
Cancer constitutes a significant global health challenge, with altered metabolism being a hallmark feature of cancer cells. Diet can directly modulate systemic metabolite levels, thereby exerting both direct and indirect influences on tumor progression. The primary mechanisms include: (1) directly altering signaling pathways related to tumor cell proliferation or apoptosis, (2) indirectly affecting tumor progression by modulating nutrient availability or immune cell function in the tumor microenvironment, and (3) influencing tumor development through changes in gut microbiota composition or metabolic activity. Dietary sugars, as integral components of nutritional intake, play crucial roles in providing energy and participating in metabolism and signaling processes. Building upon this understanding, our discussion delves into the impact and mechanisms of dietary sugars, including glucose, fructose, and mannose, on tumors, and investigates potential dietary interventions. We also summarize current clinical applications of these dietary interventions, hoping to contribute to the conceptualization of personalized dietary treatment plans for individuals grappling with cancer.
Insights
Dietary sugars like glucose, fructose, and mannose significantly impact cancer progression through various mechanisms. Understanding these effects can lead to personalized dietary interventions for cancer patients.
Area of Science:
- Oncology
- Metabolic Research
- Nutritional Science
Background:
- Altered cellular metabolism is a key characteristic of cancer.
- Diet influences tumor progression by modulating metabolites, signaling pathways, and the tumor microenvironment.
- Gut microbiota and its metabolic activity are also affected by diet, influencing cancer development.
Purpose of the Study:
- To explore the impact and mechanisms of dietary sugars (glucose, fructose, mannose) on tumors.
- To investigate potential dietary interventions targeting sugar metabolism in cancer.
- To summarize current clinical applications of these dietary interventions for personalized cancer treatment.
Main Methods:
- Review of existing literature on dietary sugars and cancer.
- Analysis of proposed mechanisms of action for dietary sugars on tumor cells and the tumor microenvironment.
- Synthesis of clinical applications and potential for personalized dietary plans.
Main Results:
- Dietary sugars directly influence cancer cell proliferation and apoptosis via signaling pathways.
- Sugars indirectly affect tumors by altering nutrient availability and immune cell function.
- Changes in gut microbiota composition and activity due to diet play a role in tumor development.
Conclusions:
- Dietary sugars are critical modulators of cancer progression through direct and indirect mechanisms.
- Targeting dietary sugar intake presents a promising avenue for novel cancer interventions.
- Personalized dietary strategies hold potential for improving cancer treatment outcomes.
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