Histologic features of mammary carcinomas in zoo felids treated with melengestrol acetate (MGA) contraceptives.

@article{McAloose2007HistologicFO,
  title={Histologic features of mammary carcinomas in zoo felids treated with melengestrol acetate (MGA) contraceptives.},
  author={Denise McAloose and Linda Munson and Diane K. Naydan},
  journal={Veterinary pathology},
  year={2007},
  volume={44 3},
  pages={320-6}
}
Melengestrol acetate (MGA), a potent synthetic progestin, has been used as a contraceptive in zoo felids since 1975. Mammary gland carcinomas have been linked to MGA treatment in zoo felids, but the histologic features of these tumors and steroid receptor expression have not been described. Zoo felid mammary tumors were requested from participating zoos… CONTINUE READING