Search Results for: mutations

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2,467 results

2,467 results for: mutations

  1. 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
  2. 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

  3. 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

  4. 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

  5. Telltale Heart

    Genetics is revealing the first steps in building a heart—the organ that is first to develop, subject to the most birth defects, and difficult to heal when damaged later in life.

    By Jessa Netting

  6. Sticky Situations

    Bacteria find strength in numbers as members of huge, mucous-covered communities called biofilms that can stall, equip, and initiate fierce infections.

    By Jessa Netting
  7. Health & Medicine

    Ancient Estrogen

    A jawless fish ancestor may have revealed the most ancient of hormones and how current hormones evolved from it.

    By Jessa Netting
  8. Health & Medicine

    Vaccine Verity

    Widely publicized concerns about vaccination leading to autism, multiple sclerosis, and diabetes have not been borne out by research.

    By Damaris Christensen
  9. Health & Medicine

    Immunity’s Eyes

    Proteins called toll-like receptors allow human immune cells to detect microbes.

    By John Travis

  10. Dolly Was Lucky

    Scientists studying the data on animal cloning argue that cloning a person would be unsafe.

    By John Travis
  11. Health & Medicine

    Attacking Alzheimer’s

    Some researchers now suggest that the so-called amyloid hypothesis is overstated and that other entities, including tau tangles, are as important as beta-amyloid in Alzheimer's disease.

    By Damaris Christensen
  12. Health & Medicine

    The Seeds of Malaria

    By studying the molecular footprints of evolution in parasites and human hosts, geneticists are casting light on when and how malaria became the menace it is.

    By Ben Harder