Brain Versus Gut: Our Inborn Food Fight

(PhysOrg.com) -- The relatively larger human brain makes us the most intelligent of the primates. But if we're so smart, how come we've eaten our way into an obesity epidemic? One reason is the relatively smaller human stomach ...

Tissue in trouble calls in reinforcements to restore health

Northwestern University scientists are the first to discover a cellular process used by animals when a tissue is stressed and in molecular trouble from the expression of misfolded and damaged proteins: The tissue at risk ...

Dragonfly gut infections suggest environmental role in obesity

Obesity and diabetes are not just problems of modern-day humans and their domesticated pets. Insects also are affected by these health conditions, and intestinal infections by protozoans are the cause, according to researchers ...

Jekyll and Hyde bacteria aids or kills, depending on chance

Living in the guts of worms are seemingly innocuous bacteria that contribute to their survival. With a flip of a switch, however, these same bacteria transform from harmless microbes into deadly insecticides.

The DNA thief

Evolutionarily speaking, we humans are doing pretty well. Over the last few million years, we've developed big brains, social structures and more recently, culture, cities, philosophy, airplanes and the Internet. So far, ...

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