Genetics

  1. DNA illustration
    Genetics

    Genealogy companies could struggle to keep clients’ data from police

    Police probably won’t stop searching DNA family trees to find crime suspects. New restrictions on database searches could spur more fights over privacy.

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  2. Russian digging site
    Genetics

    DNA reveals ancient Siberians who set the stage for the first Americans

    A previously unknown population of Ice Age people who traveled across Beringia was discovered in Russia.

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  3. gene mutations
    Genetics

    Almost all healthy people harbor patches of mutated cells

    Even healthy tissues can build up mutations, some of which have been tied to cancer.

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  4. modern African herders in Tanzania
    Anthropology

    Africa’s first herders spread pastoralism by mating with foragers

    DNA unveils long-ago hookups between early pastoralists and native hunter-gatherers in Africa.

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  5. mosquito research
    Health & Medicine

    A fungus weaponized with a spider toxin can kill malaria mosquitoes

    In controlled field experiments in Burkina Faso, a genetically engineered fungus reduced numbers of insecticide-resistant mosquitoes that can carry malaria.

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  6. resistant bacteria
    Life

    How bacteria nearly killed by antibiotics can recover — and gain resistance

    A pump protein can keep bacteria alive long enough for the microbes to develop antibiotic resistance.

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  7. chromosomes
    Genetics

    Key parts of a fruit fly’s genetic makeup have finally been decoded

    Jumping genes may make it possible to divvy up chromosomes.

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  8. Norwich terrier
    Animals

    Some dog breeds may have trouble breathing because of a mutated gene

    Norwich terriers don’t have flat snouts, but can suffer the same wheezing as bulldogs. It turns out that a gene mutation tied to swelling could be to blame.

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  9. pond snails
    Genetics

    Tweaking one gene with CRISPR switched the way a snail shell spirals

    The first gene-edited snails confirm which gene is responsible for the direction of the shell’s spiral.

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  10. 3D circular RNA
    Genetics

    A lack of circular RNAs may trigger lupus

    Researchers close in on how low levels of a kind of RNA may trigger lupus — offering hope for future treatments for the autoimmune disease.

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  11. an infected ocean alga called Alexandrium
    Genetics

    A marine parasite’s mitochondria lack DNA but still churn out energy

    Missing mitochondrial DNA inside a parasitic marine microbe turned up inside the organism’s nucleus.

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  12. woman stretching
    Genetics

    A genetic scorecard could predict your risk of being obese

    A genetic score predicts who is at risk of severe obesity, but experts say lifestyle matters more than genes.

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