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".

Critique of xenotransplantation.

Details of a petition filed by the Campaign for Responsible Transplantation.

Australian scientists sounded a new warning against cross-species transplants after two piggery workers were found to be infected with a previously unknown virus, which had caused stillbirths and brain and spinal cord defects in pigs.

Includes a survey, list of people active in the field, publications and news.

Information about the procedures involved and the risk it may have for humans.

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.

Article about a moratorium, ordered by the Council of Europe, on clinical tests of animal organ transplants.

Article by Javier Burgo which condemns the practice of xenotransplantation.