“…The increasing success of experimental cardiac transplantation led Hardy and his colleagues, at the University of Mississippi Medical Centre, to consider heart transplantation in man. This group had considerable experience in the field of animal studies, both of cardiac transplantation (Webb andHoward, 1957a, 1957b;Webb et al, 1959Webb et al, , 1961Lee andWebb, 1958, 1959;Hardy et al, 1964a;Kurrus et al, 1964) and of lung transplantation (Hardy et al, 1963a(Hardy et al, , 1963bAlican and Hardy, 1963), and had carried out lung homotransplantation in man on one occasion (Hardy et al, 1963c).…”