| Not yet recruiting | N/A | 280 | Europe | Immune checkpoints analysis, Gene expression analysis | Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, University of Milan, University of Padova, University of Turin, Italy | Lung Transplant Rejection | 01/26 | 02/26 | | |
| Active, not recruiting | N/A | 55 | Europe | Quantification of donor-derived cell-free DNA | Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, University of Milan | Lung Transplant Rejection | 11/22 | 12/22 | | |