Epizootic cutaneous papillomatosis, cortisol and male ornamentation during and after breeding in the roach Rutilus rutilus.

@article{Vainikka2004EpizooticCP,
  title={Epizootic cutaneous papillomatosis, cortisol and male ornamentation during and after breeding in the roach Rutilus rutilus.},
  author={Anssi Vainikka and Raine Kortet and Jouni Taskinen},
  journal={Diseases of aquatic organisms},
  year={2004},
  volume={60 3},
  pages={189-95}
}
The prevalence of epidermal papillomatosis in roach is known to peak during the spawning period and to be higher in males than in females. The high occurrence of papillomatosis in polluted waters suggests that stress may contribute to the outbreak of the disease. However, little is known about breeding-induced stress in fish and its relationship with diseases. In this study, plasma cortisol concentration, hematocrit and the relative size of the spleen were determined in healthy and diseased… CONTINUE READING
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