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Article

A Metabolic View of Cancer

Sunday, July 2nd 2023 10:00am 7 min read
Dr. Jessica Peatross dr.jess.md @drjessmd

Hospitalist & top functional MD who gets to the root cause. Stealth infection & environmental toxicity keynote speaker.

For many years, the conventional theory of cancer, referred to as the “somatic mutation theory,” has been widely accepted in mainstream circles. According to this theory, cancer results from DNA damage, leading to a sequence of mutations that result in the development of oncogenes, which then lead to the typical behavior of cancer. However, in recent years, there has been a shift in the theory of cancer. This shift is due to new research that challenges the somatic mutation theory and provides evidence for alternative theories. This article will discuss the changing theories of cancer, the limitations of the somatic mutation theory, and the new research that supports alternative theories.

Somatic mutation theory

The somatic mutation theory is the conventional theory of cancer. This theory proposes that cancer results from mutations in the DNA of somatic cells. The mutations accumulate over time, leading to the development of oncogenes, which promote uncontrolled cell growth and division. The somatic mutation theory has been the dominant theory of cancer for many years, and it has led to significant advances in cancer diagnosis and treatment. However, this theory has limitations and does not fully explain all aspects of cancer.

Limitations of somatic mutation theory

The somatic mutation theory has several limitations. Firstly, the theory does not explain why some individuals with a high number of mutations do not develop cancer, while others with fewer mutations do develop cancer. This observation suggests that there may be other factors involved in the development of cancer beyond mutations. Secondly, the somatic mutation theory does not explain why some cancers regress spontaneously or why some individuals with cancer have long-term remission without treatment. These observations suggest that cancer may be a more complex process than just the accumulation of mutations.

Alternative theories of cancer

In recent years, new research has challenged the somatic mutation theory and proposed alternative theories of cancer. One such theory is the tissue organization field theory (TOFT). This theory proposes that cancer results from changes in the tissue microenvironment rather than mutations in individual cells. According to TOFT, cancer arises when the microenvironment becomes disorganized, leading to abnormal cell behavior. This theory has gained support from studies that have shown that changes in the microenvironment can promote cancer development.

Another alternative theory of cancer is the metabolic theory of cancer. This theory proposes that cancer results from changes in the way cells produce energy. According to this theory, cancer cells have a higher demand for energy and produce energy through a process called glycolysis, even in the presence of oxygen, which is known as the Warburg effect. This theory has gained support from studies that have shown that targeting the metabolic pathways of cancer cells can be an effective treatment strategy.

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