Sentences with phrase «found prairie voles»
A paper Young published this month, in collaboration with researchers at the University of Tsukuba in Japan, found prairie voles that have bonded with a mate not only experience more anxiety when separated from their partners — they also experience more physical pain during the separation, by various measures including response to a painful injection and pain from heat.
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In a study published last fall, researchers showed that male prairie voles that had been separated from their female partners for four days — a much shorter amount of separation time than researchers had previously found to affect the voles» physiology — exhibited depressionlike behavior and had increased levels of corticosterone, the rodent equivalent of the human stress hormone cortisol.
They found that meadow voles treated with gene therapy acted more like their prairie vole counterparts — they spent more time huddling near their original companion.
The prairie vole, a small monogamous rodent found in North America, provides a model to study this complex phenomenon.
A study of the effect of alcohol on long - term relationships finds that when a male prairie vole has access to alcohol, but his female partner doesn't, the relationship suffers — similar to what has been observed in human couples.
Researchers at The University of Texas at Austin have found that natural selection drives some male prairie voles to be fully monogamous and others to seek more partners.
For example, Young's research shows normally monogamous prairie voles do not develop pair bonds with their mates if their mu - opioid system is blocked; other studies have found that mice genetically engineered to have no mu - opioid receptors do not prefer their mothers to other mice the way normal baby mice do.