Urinary corticosterone measures: effects of strain and social rank in BKW and CD-1 mice.

@article{Fitchett2005UrinaryCM,
  title={Urinary corticosterone measures: effects of strain and social rank in BKW and CD-1 mice.},
  author={Ann E Fitchett and Sarah A. Collins and Howard Mason and Christopher J. Barnard and Helen Joan Cassaday},
  journal={Behavioural processes},
  year={2005},
  volume={70 2},
  pages={168-76}
}
We used urinary assays as a non-invasive method to examine corticosterone levels in two outbred strains of male laboratory mice (BKW and CD-1). Measures were taken before and after 2 weeks of pair housing, to examine the effects of social stress. We found that CD-1 mice had significantly higher corticosterone levels compared to BKW mice both before and after pairing. Behavioural measures provided evidence that, when paired, both strains of mice polarised into dominants and subordinates, with a… CONTINUE READING

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