Tag Archives: Ines Ibanez-Tallon

A possible explanation for why male mice tolerate stress better than females

A possible explanation for why male mice tolerate stress better than femalesRockefeller scientists have described a molecular mechanism that may explain in part why anxiety levels vary between the sexes. The research team identified a molecule that halts the action of a stress-inducing hormone—but it only does so in male mice. More »

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Study reveals new mechanism in nicotine addiction

Study reveals new mechanism in nicotine addictionTwo chemical signals, acetylcholine and glutamate, were known to act as part of the negative reward system that fuels craving, but it wasn’t clear how this happened. In new experiments, researchers have learned that one of these neurotransmitters, acetylcholine, regulates the other, glutamate, to reinforce nicotine dependence. More »

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