We welcome Prof. Massimo Pinzani from University College London (UK) and ISMETT UPMC (Italy) to join the Editorial Board of OBM Transplantation. Dr. Pinzani is a UCL Emeritus Professor of Medicine, clinical hepatologist, formerly Director of the UCL Institute for Liver and Digestive Health and the Sheila Sherlock Chair of Hepatology at UCL and currently Scientific Director of ISMETT UPMC in Palermo, Italy. He has extensive experience in cell and molecular biology, liver diseases, liver regenerative medicine, cirrhosis, fibrosis, liver transplantation, liver cancer, hepatocellular carcinoma, etc. We are grateful to Prof. Pinzani for his participation and support.

We welcome Prof. Hidenori Otsuka from Tokyo University of Science, Japan, to join the Editorial Board of OBM Transplantation. Dr. Otsuka is a Professor of the Department of Applied Chemistry at Tokyo University of Science. He has extensive experience in colloid and interface, polymer chemistry, biomaterial, medical polymer, tissue engineering, drug delivery system, nanozyme. We are grateful to Prof. Otsuka for his participation and support.

We welcome Prof. Gerhard C. Hildebrandt from University of Missouri, USA, to join the Editorial Board of OBM Transplantation. Dr. Hildebrandt is a Professor of Medicine, Nellie B. Smith Endowed Chair of Oncology, Division Chief of Hematology and Medical Oncology at the School of Medicine, and Director of Ellis Fischel Cancer Center. He has extensive experience in bone marrow stem cell transplantation, blood stem cell transplantation, chimeric antigen receptor T (CAR-T) cell therapy, graft-versus-host disease, impact of the metabolome and microbiome on clinical outcomes in blood cancers and after bone marrow transplantation. We are grateful to Prof. Hildebrandt for his participation and support.

We welcome Prof. Jacek Z. Kubiak from University Rennes, France, to join the Editorial Board of OBM Transplantation. Dr. Kubiak is a Professor of Cell and Molecular Biology. He has extensive experience in cell cycle, early development, macrophages, liver transplantation, cytoskeleton, protein kinases and phosphatases, stem cells. We are grateful to Prof. Kubiak for his participation and support.

We welcome Prof. Leopoldo Spadea from La Sapienza University of Rome, Italy, to join the Editorial Board of OBM Transplantation. Prof. Spadea is a Clinical Professor of Ophthalmology and the head of Eye Clinic of Policlinico Umberto I at La Sapienza University of Rome. He has extensive experience in corneal topography, excimer laser refractive procedures (PRK and LASIK), corneal collagen cross-linking and corneal transplantations. We are grateful to Prof. Spadea for his participation and support.

We welcome Prof. Jerome Roncalli from University Hospital of Toulouse, France, to join the Editorial Board of OBM Transplantation. Dr. Roncalli is a Professor of Cardiology at the University Hospital of Toulouse. He has extensive experience in interventional cardiology, heart failure, tissue repair and regeneration, progenitor and adult stem cells. We are grateful to Prof. Roncalli for his participation and support.

We welcome Dr. Mazaher Gholipourmalekabadi from Iran University of Medical Sciences, Iran, to join the Editorial Board of OBM Transplantation. Dr. Gholipourmalekabadi is an Associate Professor of the Department of Medical Biotechnology at Iran University of Medical Sciences. He has extensive experience in biomaterials, tissue engineering, stem cells, medical biotechnology. We are grateful to Dr. Gholipourmalekabadi for his participation and support.

We welcome Dr. Anthony Papp from University of British Columbia, Canada, to join the Editorial Board of OBM Transplantation. Dr. Anthony Papp is the Medical Director of the BC Professional Firefighters' Burn Unit and a Clinical Professor in the Department of Surgery at the University of British Columbia. He is a plastic surgeon who has extensive experience in burn and wound care, scar management, plastic surgery and reconstructive surgery. We are grateful to Dr. Papp for his participation and support.

We welcome Dr. Eric M. Bluman from Brigham and Women's Hospital, USA, to join the Editorial Board of OBM Transplantation. Dr. Bluman is an Associate Professor in the Department of Orthopedic Surgery at Harvard Medical School. He has extensive experience in orthopaedic surgery, complex reconstruction of foot and ankle deformity, cartilage transplantation, allograft ligament reconstruction, and bone grafting. We are grateful to Dr. Bluman for his participation and support.

We welcome Dr. Miriana d'Alessandro from University of Siena, Italy, to join the Editorial Board of OBM Transplantation. Dr. d'Alessandro is a renowned scholar who has extensive experience in pulmonary fibrosis, interstitial lung disease, bronchoalveolar lavage, immunology, respiratory diseases, flow cytometry, extracellular vesicles. We are grateful to Dr. d'Alessandro for her participation and support.