Search Results for: mutations

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2,463 results

2,463 results for: mutations

  1. Catch of the day for cancer researchers

    Scientists are using glowing tumor cells inside zebrafish to study how cancer spreads.

    By John Travis
  2. Health & Medicine

    Huntington’s Advance: Drug limits disease effects in laboratory mice

    A compound that inhibits enzymes that act as stop signs for genes counteracts the movement disorders brought on by Huntington's disease, a mouse study suggests.

    By Nathan Seppa
  3. Health & Medicine

    HIV in breast milk can be drug resistant

    HIV-positive women who receive the drug nevirapine during pregnancy often have HIV that is resistant to the drug in their breast milk after they give birth.

    By Nathan Seppa

  4. Feline Finding: Mutations produce black house cats, jaguars

    Mutations in two different genes, which lead to black fur in house cats, jaguars, and jaguarundis, may have protected the black felines from an epidemic long ago.

    By John Travis

  5. Genetically Driven: Mutation shows up in binge eaters

    Overweight binge eaters are more likely to harbor a genetic mutation that disrupts brain signals governing satiety than are people of normal weight.

    By Nathan Seppa

  6. Autism Advance: Mutated genes disrupt nerve cell proteins

    Two gene mutations that cause autism suggest that nerve cell connections called synapses are key to the disorder.

    By John Travis
  7. Anthropology

    Cannibalism’s DNA Trail: Gene may signal ancient prion-disease outbreaks

    Cannibalism among prehistoric humans may have left lasting genetic marks.

    By Bruce Bower

  8. Genetic Clue to Aging? Mutation causes early-aging syndrome

    A gene defect that causes accelerated aging may provide insight into normal aging.

    By John Travis

  9. Out of China: SARS virus’ genome hints at independent evolution

    The newly identified SARS virus is the product of a long and private evolutionary history, clues from its genome suggest.

    By Ben Harder
  10. Health & Medicine

    Fatty Findings

    A recently discovered protein may explain at least part of the molecular mechanisms behind links among obesity, diabetes, heart disease, and even some cancers.

    By Damaris Christensen

  11. Back from the Brink

    Psychological and supportive programs for schizophrenia sufferers, often used in combination with antipsychotic drugs, are attracting increasing research interest in the United States and Europe.

    By Bruce Bower

  12. A More Perfect Union

    Forsaking life in the outside world, endosymbiotic bacteria of some insects traded freedom and nutrients for life inside a cell.

    By Jessa Netting