genetic markers

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Secret to Long Life Found in ... Smokers?

A select group of people have genes that might actually repair cell damage

(Newser) - If you smoke for most of your life and still live to a ripe, old age, you might have more than luck on your side. Though smokers can generally expect to live 10 years less than non-smokers, this is by no means a hard and fast rule. Jeanne Calment, for... More »

Genetics No Excuse for Obesity: Scientists

Exercise can easily offset predisposition

(Newser) - The idea that your genetics might doom you to obesity is a “myth,” a team of scientists has concluded. Yes, some people are genetically predisposed to being overweight, but after examining the genes and habits of 20,000 subjects, researchers at the Medical Research Council in Cambridge found... More »

Researchers Find Cancer 'Fingerprints'

Rearranged chromosomes can be used to ID tumors, personalize treatment

(Newser) - Scientists have developed a new, more accurate method of tracking specific cancers using genetic “fingerprints”— the unique way every cancer rearranges chromosomes. Those rearrangements can be pinpointed with new genetic sequencing methods, allowing doctors to follow the cancer’s trail in the blood. The breakthrough is a key... More »

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