Nathan Seppa
Biomedical Writer (retired September 2015)
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All Stories by Nathan Seppa
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		Health & MedicineVitamins don’t alter cancer risk
Taking supplemental folate and other B vitamins doesn’t raise or lower the risk of cancer in women.
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		Health & MedicineMalaria takes on the top meds
Malaria is thwarting frontline drugs called artemisinins in Cambodia.
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		Health & MedicineFungal meningitis spreads in Pacific Northwest
A fungus called Cryptococcus gattii that causes meningitis is slowly making its way down the North American West Coast.
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		Health & MedicineStopping rotavirus before it hits
A vaccine against rotavirus shows potent protection against the diarrhea-causing pathogen in its first year of widespread use.
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		Health & MedicineDrug may offer MS turnaround
A drug used against leukemia can ease disability in early-stage multiple sclerosis patients over a three-year span.
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		Health & MedicineStreamlined polio vaccine fights outbreaks
Back to basics: A simplified polio vaccine works better than the standard approach and overcomes an unforeseen shortcoming in the widely used oral vaccine.
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		Health & MedicineVitamin D deficiency
Parkinson’s disease patients are more commonly lacking in vitamin D than Alzheimer’s patients or healthy people.
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		Health & MedicineFlu shot in pregnancy protects newborns
Mothers-to-be impart antibodies to offspring that pay dividends later
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		Health & MedicineNobel Prize in medicine given for HIV, HPV discoveries
Three Europeans recognized for linking viruses to AIDS, cervical cancer.
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		Health & MedicinePregnancy curiosity
Asian-Caucasian couples having children face slightly increased risks of pregnancy complications.
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		Health & MedicineAnthrax vaccine makeover
Revamped anthrax vaccination regimen eases some side effects that have hampered the vaccine’s acceptance.
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		Health & MedicineWindow of opportunity for stroke treatment widens
Use of clot-busting drugs as long as 4½ hours after an event pays dividends later.