Nathan Seppa
Biomedical Writer (retired September 2015)
 
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All Stories by Nathan Seppa
- 			 Science & Society Science & SocietyNaturalists at SeaFor centuries after Columbus, the flora and fauna of the New World remained a mystery to Europeans. But in the 1600s and 1700s, explorers began to visit and describe what were then considered remote corners of the Earth. 
- 			 Health & Medicine Health & MedicineVitamin C could give chemo a boostInjected into mice, the supplement helped anticancer drugs shrink tumors. 
- 			 Health & Medicine Health & MedicineOvercoming peanut allergy requires maintenance for mostIn small study, nearly all people who stopped eating the legumes daily later experienced an allergic reaction. 
- 			 Health & Medicine Health & MedicineImmunotherapy attacks aberrant cervical growthThe treatment might stop cancers before they arise. 
- 			 Humans HumansSmall fetal size early on might carry risks laterA smaller size in first trimester of pregnancy has been linked to heart-health warning signs in childhood. 
- 			 Health & Medicine Health & Medicine‘Good bacterium’ prevents colic symptoms in newbornsCrying time was nearly halved in babies receiving the beneficial microbe. 
- 			 Health & Medicine Health & MedicinePacemaker treats sleep apneaExperimental device works for many patients who can’t use breathing machines. 
- 			 Health & Medicine Health & MedicineVitamin E might limit Alzheimer’s declineA trial of vitamin E in elderly veterans with Alzheimer’s shows promise for those in the early stages of the disease. 
- 			 Health & Medicine Health & MedicineYear in Review: Putting kids at riskU.S. parents increasingly are delaying their children’s vaccination. 
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- 			 Neuroscience NeuroscienceNarcolepsy may be an autoimmune diseaseNarcolepsy occurs when wayward immune forces launch an attack on brain cells responsible for wakefulness, a new study suggests. 
- 			 Health & Medicine Health & MedicineDog dust may benefit infant immune systemsMicrobes from pet-owning houses protected mice against allergy, infection.