Search Results for: mutations

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2,464 results

2,464 results for: mutations

  1. Genetics

    Brain cells’ DNA differs

    Every nerve cell may hold different DNA, a new study suggests.

    By Laura Sanders
  2. Genetics

    Gene editing makes pigs safer for human transplants

    CRISPR/Cas9 disables multiple viruses at one time

    By Tina Hesman Saey
  3. Health & Medicine

    Isaac Kinde: Finding cancer via altered genes

    Isaac Kinde helped create a technology that can spot cancers early to give patients a better chance at survival.

    By Sarah Schwartz
  4. Life

    Old stem cell barriers fade away

    Barrier that keeps aging factors out of stem cells breaks down with age.

    By Tina Hesman Saey
  5. Genetics

    Benyam Kinde: Gene expression and Rett syndrome

    M.D.-Ph.D. student Benyam Kinde studies how genetic changes affect brain cells’ activity in Rett syndrome.

    By Sarah Schwartz
  6. Genetics

    Feng Zhang: Editing DNA

    Scientist Feng Zhang has developed a system to easily and precisely edit genomes.

    By Susan Gaidos
  7. Neuroscience

    Priya Rajasethupathy: Memories mark DNA

    Neuroscientist Priya Rajasethupathy has discovered a tiny molecule that may turn off part of the genome to help the brain store long-term memories.

    By Erin Wayman
  8. Science & Society

    The amateur who helped Einstein see the light

    With help from Science News Letter, eccentric amateur Rudi Mandl persuaded Einstein to explore the phenomenon of gravitational lensing.

    By Tom Siegfried
  9. Life

    Unhelpful adaptations can speed up evolution

    Unhelpful changes in gene activity stimulate natural selection.

    By Tina Hesman Saey
  10. Health & Medicine

    Blood test can predict breast cancer relapse

    Blood tests for breast cancer DNA can predict relapse.

    By Tina Hesman Saey
  11. Health & Medicine

    Recent advances may improve Jimmy Carter’s chances against melanoma

    Improvements in melanoma treatment over the last five years may aid former President Jimmy Carter’s battle against the disease.

    By Tina Hesman Saey
  12. Genetics

    How Ethiopian highlanders adapted to breathe thin air

    Lower levels of a heart protein may help Ethiopian highlanders breathe thin air, researchers report.

    By Helen Thompson