Effects of testosterone and corticosterone on immunocompetence in the zebra finch

@article{Roberts2007EffectsOT,
  title={Effects of testosterone and corticosterone on immunocompetence in the zebra finch},
  author={Mark L. Roberts and K L Buchanan and Dennis Hasselquist and Matthew R. B. Evans},
  journal={Hormones and Behavior},
  year={2007},
  volume={51},
  pages={126-134}
}
The original immunocompetence handicap hypothesis (ICHH) suggested that testosterone has a handicapping effect in males by both promoting the development of sexual signals and suppressing immune function. A modified version, the stress-linked ICHH, has recently proposed that testosterone is immunosuppressive indirectly by increasing production of corticosterone. To test both the original and stress-mediated versions of the ICHH, we implanted male zebra finches taken from lines selected for… CONTINUE READING

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