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Related Concept Videos

The Tumor Microenvironment02:17

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Every normal cell or tissue is embedded in a complex local environment called stroma, consisting of different cell types, a basal membrane, and blood vessels. As normal cells mutate and develop into cancer cells, their local environment also changes to allow cancer progression. The tumor microenvironment (TME) consists of a complex cellular matrix of stromal cells and the developing tumor. The cross-talk between cancer cells and surrounding stromal cells is critical to disrupt normal tissue...
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Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...
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Cancer cells accumulate genetic changes at an abnormally rapid rate due to the defects in the DNA repair mechanisms. From an evolutionary perspective, such genetic instability is advantageous for cancer development. Mutant cell lines accumulate a series of beneficial mutations that contribute to their progression into cancer.
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Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
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Plants have the impressive ability to create their own food through photosynthesis. However, plants often require assistance from organisms in the soil to acquire the nutrients they need to function correctly. Both bacteria and fungi have evolved symbiotic relationships with plants that help the species to thrive in a wide variety of environments.
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Cancer Prevention02:59

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Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
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A Method to Define the Effects of Environmental Enrichment on Colon Microbiome Biodiversity in a Mouse Colon Tumor Model
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Nutrition and Microbiome Interactions in Human Cancer.

Phillip J Daschner1, Sharon Ross2, Harold Seifried2

  • 1Division of Cancer Biology, National Cancer Institute, Bethesda, Maryland.

Journal of the Academy of Nutrition and Dietetics
|October 8, 2022
PubMed
Summary
This summary is machine-generated.

Diet and the gut microbiome significantly influence cancer risk and progression. Modulating these factors through diet offers potential strategies for cancer prevention and treatment.

Keywords:
CancerCancer etiologyCancer preventionMicrobiomeNutrition

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Area of Science:

  • Oncology
  • Microbiome Research
  • Nutritional Science

Background:

  • Individual cancer risk is influenced by host-specific factors including genetics, epigenetics, and the gut microbiome.
  • Dietary patterns significantly impact host physiology and cancer risk, with individual responses varying widely.
  • Emerging evidence highlights the gut microbiome as a key mediator in diet's effect on cancer etiology, progression, and treatment response.

Approach:

  • This review synthesizes recent findings on the functional interactions between dietary components and the gastrointestinal microbiome.
  • It examines how nutrients and non-nutrients in the diet modulate the microbiome.
  • The review explores the impact of these interactions on host immune, metabolic, and cell signaling pathways relevant to cancer.

Key Points:

  • Diet-induced alterations in the gut microbiota are critical modulators of host functions involved in tumor development and progression.
  • Dietary interventions targeting the microbiome may offer novel strategies for cancer prevention and improving treatment outcomes.
  • Understanding the interplay between diet, microbiome, and host factors is crucial for developing personalized cancer strategies.

Conclusions:

  • Diet and the gut microbiome are malleable environmental factors significantly impacting cancer risk.
  • Targeting diet-microbiome interactions presents a promising avenue for improving cancer prevention, treatment, and survivorship.
  • Further research into these functional interactions can yield novel therapeutic and preventive strategies for cancer.