Is scrapie Prp 27–30 related to AIDS virus?

@article{Braun1987IsSP,
  title={Is scrapie Prp 27–30 related to AIDS virus?},
  author={Michael C Braun and M. C. Arufe Gonda},
  journal={Nature},
  year={1987},
  volume={325},
  pages={113-114}
}