Nathan Seppa
Biomedical Writer (retired September 2015)
 
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All Stories by Nathan Seppa
- 			 Microbes MicrobesYear in review: Science faces Ebola epidemicWest Africa’s 2014 Ebola epidemic showed what can happen when a contagious virus emerges where cultural practices, public fears and porous borders fuel the spread of disease. 
- 			 Health & Medicine Health & MedicineGene variant linked to robust flu vaccine responseTargeting an immune signaling protein called interleukin-28B might boost protection generated by flu shots. 
- 			 Health & Medicine Health & MedicineOld drug reduces herpes symptoms, spread in animal testsThe antidepressant tranylcypromine might also work as antiviral against herpes, animal studies suggest. 
- 			 Health & Medicine Health & MedicineTurning the immune system on cancerA new class of drugs uncloaks tumors in some patients, awakening home-grown cells to fight several cancer types. 
- 			 Health & Medicine Health & MedicineAspirin’s heart benefits not a slam dunkNo survival gain found in people age 60 and over who took daily dose of aspirin. 
- 			 Genetics GeneticsRare mutations may protect against heart diseaseRare mutations in a key gene seem to lower bad cholesterol and provide protection against heart disease. 
- 			 Health & Medicine Health & MedicineUncommon malaria spreading in MalaysiaMalaria parasite’s jump from monkeys to people seems aided by deforestation in Malaysia. 
- 			 Health & Medicine Health & MedicineSnakebite test correctly IDs attackers in NepalA new test that swabs for traces of snake DNA around bite marks can identify the guilty serpent and may improve treatments. 
- 			 Health & Medicine Health & MedicineMushroom extract might eradicate HPV infectionIn a small trial, a nutritional supplement derived from shiitake mushrooms wiped out dormant human papillomavirus infections. 
- 			 Health & Medicine Health & MedicineDengue vaccine offers partial protectionShots reduce severe cases of dengue among children in large study in Latin America. 
- 			 Health & Medicine Health & MedicineHeavy milk drinking may double women’s mortality ratesIn a study of 60,000 Swedes, drinking three or more classes of milk a day was associated with higher chances of death, cancer and hip fractures. 
- 			 Health & Medicine Health & MedicineDaylight savings time tied to more exercise in childrenKids in Europe and Australia are slightly more active in longer-lit evenings, a new study shows.