Health

Air pollution may shorten telomeres in newborns

A study conducted before and after the 2004 closure of a coal-burning power plant in Tongliang, China, found children born before the closure had shorter telomeres than those conceived and born after the plant stopped polluting ...

Medical research

Traces of immortality in tumor DNA

To gain an infinite lifespan, cancer cells need to maintain the ends of their chromosomes, known as telomeres. They achieve this in various ways. Scientists from the German Cancer Research Center systematically investigated ...

Genetics

Genetic determinants of telomere length in African American youth

Telomeres are DNA-protein structures that play a vital role in maintaining DNA stability and integrity. Telomere length (TL) is an important biomarker of aging and overall health, but TL has been mostly studied in adult populations ...

Psychology & Psychiatry

Violence puts wear and tear on kids' DNA

Children who have experienced violence might really be older than their years. The DNA of 10-year-olds who experienced violence in their young lives has been found to show wear and tear normally associated with aging, a Duke ...

Genetics

Long telomere length associated with increased lung cancer risk

A large-scale genetic study of the links between telomere length and risk for five common cancers finds that long telomeres are associated with an increased risk of lung adenocarcinoma. No significant associations between ...

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