5. Enzymes involved in the development of cancer

Cancers, neurodegenerative diseases, diabetes and AIDS are the diseases that have marked the end of the 20th century and the beginning of the 21st in terms of their recent incidence. That said, we must not forget other diseases, some of which have already been mentioned.

Increased life expectancy, harmful environmental factors (pollutants, food additives, cleaning products), certain "over-consumption" products (cigarettes, alcohol), various physical agents (UV rays, X-rays, radioactivity) or certain infectious agents (papilloma virus, hepatitis B and C viruses, helicobacter pylori) are all factors that induce cancer.

• The tumor process is an abnormal cell proliferation that localizes either to an organ tissue at a specific point, or to a tissue system in a diffuse fashion. This proliferation gives rise to tissue masses...