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Groomed for Trouble: Mice yield obsessive-compulsive insights
Mice lacking a gene that makes a certain brain protein display behaviors much like those of people with obsessive-compulsive disorder, a poorly understood psychiatric ailment.
- Animals
High Volume, Low Fidelity: Birds are less faithful as sounds blare
In noisy surroundings, normally faithful female zebra finches flirt with unfamiliar males.
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Researchers may only recently have discovered that female zebra finches are more likely to flirt with strangers when background noise goes up, but young male humans seem to have known that about females of their species for eons. Jim SchneringerDallas, Texas
- Health & Medicine
Infectious Obesity: Adenovirus fattens stem cells
Some cases of obesity may result from infection by a virus that can transform adult stem cells into fat-storing cells.
