ANTIPROLIFERATIVE PROPERTIES OF MELATONIN

Melatonin is the hormone of pineal gland, which has anticarcinogen property, inhibits proliferation, increases apoptosis in tumor cells, and reduces the level of enzymes activity that allows cancer cells to divide indefinitely and inhibits the expression of several oncogenes. Numerous researches show an increased risk of cancer in animals that were in artificial light exposure, which cause a decreasing of melatonin production.