Search Results for: mutations

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2,456 results

2,456 results for: mutations

  1. Health & Medicine

    Risk Factor: Genetic defect hikes breast cancer threat

    A mutation already linked to several types of cancer doubles the risk of breast cancer in a woman and multiplies men's slight risk of the disease even more dramatically.

    By Nathan Seppa
  2. Health & Medicine

    Genetic Culprit: Mutation increases risk for uterine fibroids

    Analysis of DNA from families whose women have been beset by uterine growths reveals a mutation that can predispose women to these so-called fibroids.

    By Nathan Seppa

  3. Popularity of germ fighter raises concern

    The growing use of the antiseptic triclosan in products ranging from mouthwash to cutting boards and hunting clothes may create bacteria resistant to antibiotic drugs.

    By John Travis
  4. Health & Medicine

    Broken Weapon: Mutation disarms HIV-fighting gene

    A gene that once produced a small protein able to prevent HIV from infecting cells now lies unusable in the human genome.

    By John Travis

  5. Sexual orientation linked to handedness

    A metanalysis reveals right-handedness is more common among heterosexuals than homosexuals, suggesting a neurobiological basis for sexual orientation.

    By Ruth Bennett

  6. Ebola protein explains deadly mystery

    The infamous virus called Ebola has a surface protein that kills cells in blood vessels.

    By John Travis

  7. Disabled genes dull sense of smell

    Mutated genes may explain why humans have a poor sense of smell.

    By John Travis
  8. Math

    Bookish Math

    Statistical tests and computation can help solve literary mysteries surrounding the authorship of well-known works.

    By Erica Klarreich
  9. Math

    Bookish Math

    Statistical tests and computation can help solve literary mysteries surrounding the authorship of well-known works.

    By Erica Klarreich
  10. Health & Medicine

    Sex, smell and appetite

    A study of sexual dysfunction in mutated mice may help explain the connection between smell and appetite.

    By Damaris Christensen
  11. Tech

    Digital Cells

    Researchers are gearing up to create cells with computer programs hardwired into the DNA.

    By Erica Klarreich
  12. Health & Medicine

    Survivors’ Benefit?

    Smallpox outbreaks throughout history may have endowed some people with genetic mutations that make them resistant to the AIDS virus.

    By John Travis