Setback for Animal to Human Transplants (BBC)
- Article about a moratorium, ordered by the Council of Europe, on clinical tests of animal organ transplants.
- http://news.bbc.co.uk/1/hi/sci/tech/265933.stm

Campaign for Responsible Transplantation
- An international coalition of physicians, scientists, and public interest groups opposing xenotransplantation because of the risk of transferring deadly animal viruses to the human population.
- http://www.crt-online.org/

Animal-to-Human Transplants
- Information about the procedures involved and the risk it may have for humans.
- http://www.heureka.clara.net/gaia/x-trans.htm

Xenotransplantation
- Includes a survey, list of people active in the field, publications and news.
- http://xenotransplant.ineu.org

Of Pigs, Primates, and Plagues
- Critique of xenotransplantation.
- http://www.mrmcmed.org/pigs.html

Diaries of Despair
- On September 21 2000, Uncaged Campaigns and the British national paper Daily Express produced what they describe as "one of the most devastating exposés of animal experimentation ever to occur: the secret history of pig-to-primate organ transplants
- http://www.xenodiaries.org/