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.

2,429 results

2,429 results for: mutations

  1. Keeping Bugs from Pumping Drugs

    Researchers hope that attacking the machinery some microbes use to pump antimicrobial agents out of their cells may help deal with the increasing problem of drug resistance.

    By Damaris Christensen
  2. Life

    All the World’s a Phage

    There are an amazing number of bacteriophages—viruses that kill bacteria—in the world.

    By John Travis
  3. Anthropology

    The Ultimate Colonists

    Human ancestors managed to adjust to life in a variety of ecosystems during the Stone Age, indicating that their social lives were more complex than they've often been given credit for.

    By Bruce Bower
  4. Health & Medicine

    Low Radiation Hurts Bystander Cells

    New research confirms that alpha particles from decaying radon atoms can damage neighboring cells they don't directly hit and suggests a mechanism for this so-called bystander effect.

    By Ben Harder
  5. Tech

    DNA embrace might drive micromachines

    DNA interactions that bend tiny diving boards, or cantilevers, may open the door to powering micromachines by means of molecular reactions.

    By Peter Weiss

  6. Fly Genome Creates a Buzz

    Scientists try to make sense of an insect's myriad genes.

    By John Travis
  7. Health & Medicine

    Suspicious DNA: Chromosome study homes in on Alzheimer’s disease

    Several human chromosomes now face intensified scrutiny for possibly harboring genes involved in Alzheimer's disease.

    By Ben Harder

  8. Bdelloids: No sex for over 40 million years

    Researchers find the strongest evidence yet for creatures that have evolved asexually for millions of years.

    By Susan Milius
  9. Health & Medicine

    Targeted Therapies

    Tailoring prescriptions based on a person's genes may help reduce side effects and allow the development of more personalized medicine.

    By Damaris Christensen

  10. Evolutionary Shocker?

    A specific protein may help plants and animals store genetic variation and release it at times of stress.

    By John Travis
  11. Health & Medicine

    Protein Repair: New compounds may help cells fight off cancer

    Researchers have identified a compound that enables even defective p53 proteins to initiate anticancer chain reactions.

    By Nathan Seppa

  12. Drugs order bacteria to commit suicide

    Seeking to explain how antibiotics work, scientists find a protein that commands bacteria to kill themselves.

    By John Travis