| Animal-to-Human Transplants: Information about the procedures involved and the risk it may have for humans. |
| 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. |
| 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". |
| New Pig Virus Capable of Infecting Humans: 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. |
| Of Pigs, Primates, and Plagues: Critique of xenotransplantation. |
| Setback for Animal to Human Transplants (BBC): Article about a moratorium, ordered by the Council of Europe, on clinical tests of animal organ transplants. |
| Xenotransplant News: Details of a petition filed by the Campaign for Responsible Transplantation. |
| Xenotransplantation: Includes a survey, list of people active in the field, publications and news. |
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