Carcinogenic bacteria
Carcinogenic Bacteria
Carcinogenic bacteria (/kɑːrsɪnoʊdʒɛnɪk bækˈtɪəriə/) are a type of bacteria that have been linked to the development of cancer. The term "carcinogenic" is derived from the Greek words "karkinos" (cancer) and "genes" (born of, produced by).
Overview
Carcinogenic bacteria are capable of causing cancer by various mechanisms, such as chronic inflammation, production of toxins, or direct interaction with DNA. Some of these bacteria include Helicobacter pylori, which is associated with stomach cancer, and certain types of Salmonella, which have been linked to gallbladder cancer.
Mechanisms of Carcinogenesis
Carcinogenic bacteria can cause cancer through several mechanisms. Some bacteria can directly interact with DNA, causing mutations that lead to cancer. Others can cause chronic inflammation, which can lead to an increased risk of cancer. Certain bacteria can also produce toxins that damage cells and lead to cancer.
Examples of Carcinogenic Bacteria
- Helicobacter pylori: This bacterium is associated with stomach cancer and is the most well-known example of a carcinogenic bacterium. It causes chronic inflammation in the stomach lining, which can lead to the development of cancer.
- Salmonella typhi: This bacterium is associated with gallbladder cancer. It can cause chronic inflammation in the gallbladder, which can lead to the development of cancer.
Prevention and Treatment
Prevention and treatment of infections caused by carcinogenic bacteria can reduce the risk of developing cancer. This can include the use of antibiotics to treat bacterial infections, as well as lifestyle changes to reduce the risk of infection.
See Also
References
External links
- Medical encyclopedia article on Carcinogenic bacteria
- Wikipedia's article - Carcinogenic bacteria
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