Search Results for: mutations

Open the calendar Use the arrow keys to select a date

Can’t find what you’re looking for? Visit our FAQ page.

2,444 results

2,444 results for: mutations

  1. 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.

    By Annette Heist
  2. Genetics

    Cancer variants found in ‘neglected’ region of genome

    Mutations outside of genes associated with disease in study using data from a thousand people.

    By Tina Hesman Saey
  3. Life

    The origin of biological clocks

    Most of Earth’s creatures keep time with the planet’s day/night cycle. Scientists are still debating how and why the circadian clocks that govern biological timekeeping evolved.

    By Tina Hesman Saey
  4. Genetics

    Origin of Tibetans’ high-altitude adaptations found

    Mixing genes of two ancestral populations gave modern Tibetans their ability to withstand high altitude.

    By Ashley Yeager
  5. Neuroscience

    All mice are the same, until they’re not

    A new study shows substantial differences in how two closely related mouse strains respond to drugs. It offers new options for linking genes and behavior and may change how scientists think about the similarity of their mouse strains.

    By Bethany Brookshire
  6. Neuroscience

    Brain chemicals help worms live long and prosper

    Serotonin and dopamine accompany long lives in C. elegans worms under caloric restriction.

    By Laura Sanders
  7. Neuroscience

    Gene adds wrinkle to brain development

    Mutations in the gene GPR56 results in misshapen folds in the brain tied to intellectual and language disabilities.

    By Laura Sanders
  8. Life

    Pigment pas de deux puts stripes on zebrafish

    Interactions between color-producing cells generate patterns on fish fins.

    By Tina Hesman Saey
  9. Animals

    A fish reared out of water walks better

    The normally aquatic fish Senegal bichir raised on land suggests how ancient species might have transitioned into terrestrial ones.

    By Susan Milius
  10. Plants

    Wine corks may owe quality to gene activity

    Discovery of genes that distinguish superior stoppers from inferior ones could help reverse recent global downturn in quality.

    By Nsikan Akpan
  11. Health & Medicine

    Turning the immune system on cancer

    A new class of drugs uncloaks tumors in some patients, awakening home-grown cells to fight several cancer types.

    By Nathan Seppa
  12. Microbes

    Bacteria turn threatening in tests with immune cells

    In less than 30 days, nonthreatening E. coli can transform into dangerous microbes in mice.

    By Ashley Yeager