News
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Obscure brain chemicals draw new attention
Long-dismissed brain chemicals called trace amines have receptors on human cells and may play a role in depression and schizophrenia.
By John Travis -
Materials ScienceEnvironment’s stuck with nonstick coatings
Some nonstick coatings such as Teflon break down at high temperatures into undesirable compounds that persist in the environment.
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Health & MedicineEbola May Enter Cell via Folate Gate
A cell-surface molecule that normally binds to folate might be targeted by Ebola and Marburg viruses as their entry point to people's cells.
By Nathan Seppa -
Health & MedicineReptilian drug may help treat diabetes
The synthetic version of exendin-4, a compound in gila monster venom, helps insulin injections control blood sugar in people with type I, or juvenile-onset, diabetes.