Genetics
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Genetics
New tools reveal new truths about fungi, flies, antibiotics
In the newsroom, any story about a new scientific method faces an uphill battle. In this issue are a number of stories that feature how science is done.
By Eva Emerson -
Health & Medicine
Gene variant, processed meat linked to boost in cancer risk
In people with a specific variation of a gene on chromosome 10, eating processed meat is associated with an increased risk of developing colon cancer.
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Genetics
Gene activity sets humans apart from extinct hominids
Differences in gene activity caused by DNA methylation distinguish modern people from Neandertals and Denisovans.
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Genetics
Down’s syndrome goes beyond chromosome 21
A genetic analysis suggests that the DNA changes linked to Down's syndrome happen on all chromosomes, not just the 21st.
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Microbes
One giant leap for zit-causing microbes
A bacterium that lives on humans and causes acne also hopped to domesticated grapevines and relies on the plant for crucial DNA repairs.
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Genetics
Modern hunter-gatherers’ guts host distinct microbes
A healthy collection of gut bacteria depends on the environment in which people live and their lifestyle, research shows.
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Life
How cells keep from popping
The protein SWELL1 stops cells from swelling so much that they burst, a new study shows.
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Genetics
Five mutations could make bird flu spread easily
Handful of alterations can turn H5N1 bird flu into virus that infects ferrets through the air.
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Health & Medicine
Changes in kids’ genomes linked to chronic stress
In a study of 40 nine-year-old boys, kids from underprivileged backgrounds had telomeres that were 19 percent shorter than those of boys from more privileged environments.
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Genetics
Bank voles provide clue to prion disease susceptibility
A protein from bank voles makes mice susceptible to disorders that wouldn’t otherwise infect them.
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Genetics
Neandertal legacy written in Europeans’ fat metabolism
DNA inherited from Neandertal interbreeding may have helped people adjust to Europe’s environment.
By Meghan Rosen