title: Xenotransplantation: one trotter forward, one claw back.
authors.affiliation: Department of Virology, Royal Free and University College Medical School, London, UK.
authors.forename: P D
authors.initials: PD
authors.lastname: Griffiths
mesh_terms: D000818:Animals; D020077:Endogenous Retroviruses; D006801:Humans; D016377:Organ Transplantation; D012192:Retroviridae Infections / Q000635:transmission / Q000821:virology; D013552:Swine; D014183:Transplantation, Heterologous