Nathan Seppa

Biomedical Writer (retired September 2015)

All Stories by Nathan Seppa

  1. Health & Medicine

    Visual Clarity: People with MS maintain eyesight with drug

    A drug for multiple sclerosis seems to prevent subtle vision loss in many patients.

  2. Health & Medicine

    Agents of Metastasis: Four proteins conspire in breast cancer spread

    Four proteins work together to assist cancer growth and metastasis, and drugs against them inhibit both processes, tests in mice suggest.

  3. Health & Medicine

    Augmenting the good cholesterol

    A reconstituted version of good cholesterol may lessen the amount of plaque that accumulates in arteries and render existing plaque less dangerous.

  4. Health & Medicine

    Not-So-Artful Dodgers: Countering drug tests with niacin proves dangerous

    Attempts to cleanse illicit drugs from one's body by taking large doses of niacin can cause life-threatening reactions.

  5. Health & Medicine

    Meningitis vaccine stops ear infections

    A vaccine for meningitis and pneumonia also prevents many childhood ear infections and the complications that they cause.

  6. Health & Medicine

    Patches take sting out of canker sores

    Small patches that exude licorice extract can speed healing of canker sores.

  7. Health & Medicine

    Working in a cotton mill has bright side

    People who work amid bales of raw cotton are less likely to get lung cancer than are people in the general population, a study of Chinese women indicates. While past research has shown that workers in a cotton mill tend to develop shortness of breath, chronic cough, and other health problems, some scientists also noted […]

  8. Health & Medicine

    Balancing Act: Excess steroids during pregnancy may pose risks for offspring

    Heavy amounts of steroids taken during pregnancy can have long-term deleterious effects on offspring, a study of monkeys shows.

  9. Health & Medicine

    Hepatitis B found in wrestlers’ sweat

    Traces of hepatitis B have turned up in the perspiration of wrestlers, suggesting that the virus could spread to their opponents and teammates.

  10. Health & Medicine

    Preemies respond to immunizations

    Babies born prematurely rev up an immune response to two routine childhood vaccines as well as babies who are born full-term.

  11. Humans

    Bad Influence: TV, movies linked to adolescent smoking

    White adolescents who have frequent exposure to television and R-rated movies are more likely to try smoking than are their peers with less exposure to these media.

  12. Health & Medicine

    Long-Term Threat

    Survivors of a childhood cancer face a sixfold risk of developing a new cancer later in life, compared with people in the general population.