| Cancer types mentioned | Food it is found in | |
| Breast, Colorectal, Liver, Lung, Pancreatic, Islet Cell | Rhubarb, Buckthorn, Aloe vera |
Emodin
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Cancer Types mentioned: Prostate cancer, breast cancer, and pancreatic cancer.
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Food Occurrences: Occurs in Rhubarb, Aloe Vera, and Buckthorn. It is also found in the herb Polygonum cuspidatum (Japanese knotweed).
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Summary of the Topic: Emodin is a natural anthraquinone derivative that exerts anti-cancer effects primarily through cell cycle arrest and the induction of apoptosis. In prostate cancer, it has been shown to inhibit cell growth by regulating androgen receptors. Furthermore, it is a potent inhibitor of tumor cell migration and invasion, making it useful in preventing metastasis.
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Because it can modulate oxidative stress and immune responses, emodin is often explored for its ability to reduce the side effects of conventional chemotherapy while simultaneously enhancing the drug’s lethal effect on tumor cells.
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Remainder of Report & Sources:
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Mechanisms: Induction of caspase-3/9, cell cycle arrest at G2/M phase, and inhibition of PI3K/Akt signaling.
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Combinations: Combined with curcumin to reduce breast cancer cell migration.
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Primary Source: Cui et al., Chinese Medicine, 2025
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Additional Source: Chinese Medicine Journal
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Emodin
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Primary Food Sources: Rhubarb, Buckthorn, Aloe Vera.
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Molecular Targets: Specifically targets Casein Kinase II (CK2) and inhibits HIF-1α, which prevents cancer cells from adapting to low-oxygen environments within a tumor. It also suppresses EMT (Epithelial-Mesenchymal Transition), the process by which cancer spreads.
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Bioavailability: Limited by rapid glucuronidation (metabolic tagging for excretion) in the intestine.
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Cross-Links:
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Curcumin: As mentioned, provides a potent one-two punch against Breast and Cervical cancers by downregulating the expression of the E6/E7 oncogenes.
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