Nathan Seppa

Biomedical Writer (retired September 2015)

All Stories by Nathan Seppa

  1. Health & Medicine

    Cancer Risk: Colon growths might not be so obvious

    Some colorectal growths that are precancerous aren't polyps.

  2. Health & Medicine

    Raising doubts about Crohn’s treatment

    The conventional drug regimen prescribed for people with Crohn’s disease might not be the best strategy, a new study shows. Crohn’s disease is marked by inflammation and ulcers in the intestines. It has no cure, but patients often get relief from corticosteroids, such as prednisone, the standard medication for flare-ups. If those don’t work, doctors […]

  3. Health & Medicine

    Pinning down malaria’s global reach

    A new survey and map of malarial areas worldwide show 2.4 billion people at risk.

  4. Health & Medicine

    Eye Protection: Antibiotic knocks back blinding disease

    Twice-a-year administration of the antibiotic azithromycin to Ethiopian villagers greatly reduces cases of trachoma, a blinding eye disease.

  5. Health & Medicine

    Cancer drug limits MS relapses

    The anticancer drug retuximab inhibits nerve damage and relapses in multiple sclerosis patients.

  6. Health & Medicine

    Drug Running: Bust nets suspects in counterfeit antimalaria trade

    Investigators have traced the source of counterfeit antimalarial pills in Southeast Asia to southern China, where suspects have been arrested and an illicit factory shut down.

  7. Health & Medicine

    Caffeine intake tied to miscarriage

    Intake of caffeine equal to two cups of coffee per day seems to double a woman's risk of miscarriage.

  8. Health & Medicine

    Pot Downer: Marijuana users risk gum disease

    Regular marijuana smoking is linked to gum disease in young adults.

  9. Live Long and Perspire: Exercise may slow aging at chromosomal level

    A new study finds that a sedentary lifestyle is linked to short telomeres on chromosomes, potentially a sign of rapid aging.

  10. Health & Medicine

    Receptor may be cancer accomplice

    Suppressing a receptor protein called neuropilin-2 slows colon cancer growth in mice.

  11. Health & Medicine

    Bariatric Reversal: Stomach surgery curbs some patients’ diabetes

    Weight-loss stomach surgery in obese people with type 2 diabetes sends the disease into remission in some patients.

  12. Health & Medicine

    Getting the Red Out: Drug improves kids’ psoriasis symptoms

    The rheumatoid arthritis drug etanercept clears up psoriasis in children and may become the first systemic medication for the ailment in youngsters.