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At a Glance Researchers found no evidence that radiation exposure from the Chernobyl accident caused genetic changes that were passed on to children. Scientists also found that thyroid cancers arising after radiation exposure were more likely to have certain types of DNA damage. The results further our understanding of the genetic effects of radiation exposure. Researchers used DNA sequencing technology to explore the effects of radiation from the Chernobyl nuclear disaster. National Cancer Institute | iStock In April 1986, an accidental reactor explosion at the Chernobyl nuclear power plant in present-day Ukraine exposed millions of people in the surrounding area to radioactive contaminants. “Cleanup” workers were also exposed. Such radiation is known to cause changes, or mutations, in DNA.

Stephen chanockBrian doctrowLindsay mortonMeredith yeagerNational cancer instituteCancer instituteலிண்ட்சே மோர்டன்தேசிய புற்றுநோய் நிறுவனம்புற்றுநோய் நிறுவனம்