| Even though great steps have been done in the | | | | understanding into the utilization of several |
| knowledge and cure of cancers, prevention is still | | | | phytochemicals, the reduction in incidence of diseases |
| preferred rather than treating it. The conversion of | | | | observed may be extremely due to some other |
| normal cells to cancerous ones is an extended | | | | factors. In some occasions, the research gives the |
| multi-step course of action that may take place for | | | | direction in understanding the helpful effect of |
| many years. The growth of cancer cells begin with | | | | consuming phyto-chemicals in the products of plants. |
| instigation, which is an inherent change in the DNA | | | | The scientific society requires the utilization of |
| molecule of cells. | | | | well-controlled medical trials, to demonstrate the |
| The body possesses a complex system in place to | | | | cause and effect link between the application of |
| fix up the DNA that is damaged; therefore, the great | | | | chemoprevention means and also a reduction in the |
| majority of cells that were damaged do not develop | | | | incidence of tumor cases. The research groups are |
| to cancer. Chemoprevention is the utilization of usual | | | | intended to be consistent as possible, not including |
| or artificial compounds to interfere in the early phases | | | | the test compounds. This needs the segregation of |
| of the tumor process in the effort to avoid the cells | | | | chemoprevention agents from natural foods, or to |
| to become malignant. Chemoprevention must not be | | | | arrange artificial foods. |
| bewildered with chemotherapy, which makes use of | | | | Moral issues are involved concerning which individuals |
| chemical compounds in killing tumor cells to avoid | | | | must enter to the chemoprevention clinical tests; and |
| further development of cancer. | | | | when the agent is proven to be efficient, who will |
| Everybody may practice chemoprevention because it | | | | receive the agent. It must be considered that |
| is connected to dietary sources of the compounds. | | | | persons who are in questions are essentially healthy |
| Phytochemicals are plant chemicals which do not have | | | | and do not show clinical symptoms of cancer. |
| nutritional value but may have disease preventing | | | | The inconveniences, hardships and possible toxicities |
| features. There are thousands of phyto chemicals | | | | coupled with the utilization of the compounds are |
| that have been recognized in grains, vegetables, | | | | simply reasonable for people who have shown |
| seeds and fruits. | | | | already signs of cancer. The present agreement in |
| The protective deeds of the phytochemicals have | | | | the medical society is that those persons with |
| been greatly traced from epidemiological researches. | | | | increased danger of developing tumor must receive |
| In these instances, researchers try to compare the | | | | chemoprevention. |
| occurrence of cancer in selected population based in | | | | Risk factors can include family history, belonging to |
| the utilization of specific foods and their contents of | | | | particular population group which is more vulnerable or |
| phytochemicals. | | | | a pre-cancerous histological change seen in the |
| Laboratory tests have determined the system in | | | | biopsy. The person can prevent tumor without the |
| which plenty of phytochemicals apply their protective | | | | intervention of chemoprevention, or might still |
| results. But it will be hard to connect this | | | | develop tumor with the interference. |