Random DNA typos is the culprit behind most cancers: Study

The Biodaily

Article Source: John Hopkins Medicine

Abstract: Two-thirds of the mutations that cause cancer may be due to random, unpredictable DNA copying “mistakes,” says the data released by the scientists from the Johns Hopkins Kimmel Cancer Center in Baltimore, MD. These errors are reported to occur regardless of lifestyle and environmental factors.

 

Complete Article:

A new study by scientists at the Johns Hopkins Kimmel Cancer Center has provided an evidence that random, unpredictable DNA copying typos are the reason for nearly two-thirds of the mutations that cause cancer. Their research was based on a novel mathematical model consisting DNA sequencing and epidemiologic data from around the world.

Everyone knows that we must avoid environmental factors such as smoking to reduce our risk of getting cancer. But only a few know that each time a normal cell divides and copies its DNA to produce two new cells, it makes multiple mistakes…

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