Saturday, April 7, 2012

Ginger and Curcumin - Miracle Plants



COMPARISON OF CANCER INCIDENCE IN USA AND INDIA:
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Plants of the ginger (Zingiber officinale Roscoe, Zingiberaceae) family, one of the most heavily consumed dietary substances in the world, have been shown to inhibit tumor promotion in mouse skin. The substance called [6]-gingerol is the main active compound in ginger root and the one that gives ginger its distinctive flavor. A review of recently published studies indicate that among a host of other activities, gingerol induces apoptosis (cell death) in leukemia cells, can prevent the development of colon cancer cells, protects against radiation induced lethality and acts as a blood thinner via platelet activation inhibition (similar to an aspirin-like effect).

Curcuma longa or turmeric, responsible for the yellow color of curry powder, is a herb belonging to the ginger family and curcumin is its most active component. Turmeric has been widely used in India for centuries as a panacea for a variety of ailments. In summary, curcumin has been found to interfere with key cellular signaling pathways to arrest the unchecked proliferation of cancer cells, induce apoptosis, sensitize them to radiation therapy, and stop the formation of new blood vessels, a mechanism by which cancer cells are known to spread. These are the very effects desired to achieve growth arrest and eventual regression in a malignant process.
At least 9 clinical studies with curcumin have now been reported in humans in diseases ranging from cancer to rheumatism, uveitis, inflammatory diseases, leukoplakia, metaplasia of the stomach, and as cholesterol-lowering agents. All studies show that curcumin is extremely well tolerated in doses ranging from 4-8 grams/day, although up to 12 Gm/day have also been administered. Clinical responses of varying degrees have been reported in almost all of these clinical trials. Similarly, gingerol has been widely used for its biologic and chemopreventive effects for centuries, with more controlled clinical trials in recent years.

While spices may prevent cancer initiation and expansion, could they also be of therapeutic benefit in already established tumors, especially if given in very high doses? The intuitive answer is that the earlier the treatment is instituted in the course of the disease, the higher the probability. Two obvious possibilities are the pre-malignant conditions marked by abnormal morphology called dysplasias, or established malignancies such as low grade lymphomas and chronic leukemias where the course is so slow that a watch-and-wait policy is usually practiced. Over the ensuing years, the diseases change character, becoming progressively more lethal, at which time intervention is undertaken with aggressive and toxic approaches like radiation and chemotherapies. A good place to start may be the use of these natural substances in such conditions, especially in the earliest stages of disease evolution. The benefit from natural substances is likely to take time, a luxury which cannot be afforded in the case of rapidly growing malignant diseases, therefore the sooner this intervention occurs, the better.

Source 3 quarks daily.com. Please click here.

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