PMID- 38024588 OWN - NLM STAT- PubMed-not-MEDLINE LR - 20231201 IS - 2688-6146 (Electronic) IS - 2688-6146 (Linking) VI - 4 IP - 4 DP - 2023 Nov TI - HLA haplotype frequencies and diversity in patients with hemoglobinopathies. PG - 963-969 LID - 10.1002/jha2.763 [doi] AB - The genetic diversity of the human leukocyte antigen (HLA) system was shaped by evolutionary constraints exerted by environmental factors. Analyzing HLA diversity may allow understanding of the underlying pathways and offer useful tools in transplant setting. The aim of this study was to investigate the HLA haplotype diversity in patients with sickle cell disease (SCD, N = 282) or beta-thalassemia (beta-Thal, N = 60), who received hematopoietic cell transplantation (HCT) reported to Eurocord and the Societe Francophone de Greffe de Moelle et de Therapie Cellulaire (SFGM-TC). We identified 405 different HLA-A-B-DRB1 haplotypes in SCD and 108 in beta-Thal patients. Using data from African and European populations of the "1000 Genomes Project" for comparison with SCD and beta-Thal, respectively, we found that the haplotypes HLA-A*30-B*14-DRB1*15 (OR 7.87, 95% CI: 1.66-37.3, p (b) = 0.035), HLA-A*23-B*08 (OR 6.59, 95% CI: 1.8-24.13, p (b) = 0.023), and HLA-B*14-DRB1*15 (OR 10.74, 95% CI: 3.66-31.57, p (b) = 0.000) were associated with SCD, and the partial haplotypes HLA-A*30-B*13 and HLA-A*68-B*53 were associated with beta-Thal (OR 4.810, 95% CI: 1.55-14.91, p (b) = 0.033, and OR 17.52, 95% CI: 2.81-184.95, p (b) = 0.011). Our results confirm the extreme HLA genetic diversity in SCD patients likely due to their African ancestry. This diversity seems less accentuated in patients with beta-Thal. Our findings emphasize the need to expand inclusion of donors of African descent in HCT donor registries and cord blood banks. CI - (c) 2023 The Authors. eJHaem published by British Society for Haematology and John Wiley & Sons Ltd. FAU - Scigliuolo, Graziana M AU - Scigliuolo GM AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. AD - Monacord, Centre Scientifique de Monaco Monaco Monaco. FAU - Boukouaci, Wahid AU - Boukouaci W AD - Laboratoire Neuro-Psychiatrie Translationnelle INSERM U955, IMRB, et APHP Hopital Henri Mondor Creteil France. FAU - Cappelli, Barbara AU - Cappelli B AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. AD - Monacord, Centre Scientifique de Monaco Monaco Monaco. FAU - Volt, Fernanda AU - Volt F AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. FAU - Rivera Franco, Monica M AU - Rivera Franco MM AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. FAU - Dhedin, Nathalie AU - Dhedin N AD - Service d'hematologie Adolescents Jeunes Adultes Hopital Saint Louis APHP Paris France. FAU - de Latour, Regis Peffault AU - de Latour RP AD - Service d'Hematologie-Greffe Hopital Saint-Louis, APHP Universite de Paris-Cite Paris France. FAU - Devalck, Christine AU - Devalck C AD - HUDERF(Hopital Universitaire des Enfants Reine Fabiola) Department of Hemato-Oncology Universite Libre de Bruxelles Bruxelles Belgium. FAU - Dalle, Jean-Hugues AU - Dalle JH AD - Hopital Robert Debre GH-APHP - Nord Universite de Paris Paris France. FAU - Castelle, Martin AU - Castelle M AD - AP-HP Hopital Necker-Enfants-Malades Paris France. FAU - Hermine, Olivier AU - Hermine O AD - AP-HP, Department of Adult Hematology Hopital Necker University of Paris Paris France. FAU - Chardin, Marie Ouachee AU - Chardin MO AD - Institute of Pediatric Hematology and Oncology (IHOPe) Lyon France. FAU - Poire, Xavier AU - Poire X AD - Service d'hematologie, Cliniques Universitaires St-Luc Universite Catholique de Louvain Brussels Belgium. FAU - Brichard, Benedicte AU - Brichard B AD - Department of Paediatric Haematology and Oncology Cliniques Universitaires Saint Luc Brussels Belgium. FAU - Paillard, Catherine AU - Paillard C AD - Department of Pediatric Hemato-oncology and Bone Marrow Transplantation Unit Hopital de Hautepierre Strasbourg France. FAU - Rafii, Hanadi AU - Rafii H AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. FAU - Kenzey, Chantal AU - Kenzey C AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. FAU - Wu, Ching-Lien AU - Wu CL AD - Laboratoire Neuro-Psychiatrie Translationnelle INSERM U955, IMRB, et APHP Hopital Henri Mondor Creteil France. FAU - Bouassida, Jihene AU - Bouassida J AD - Laboratoire Neuro-Psychiatrie Translationnelle INSERM U955, IMRB, et APHP Hopital Henri Mondor Creteil France. FAU - Robin, Marie AU - Robin M AD - Service d'Hematologie-Greffe Hopital Saint-Louis, APHP Universite de Paris-Cite Paris France. AD - La Societe Francophone de Greffe de Moelle et de Therapie Cellulaire Lyon France. FAU - Raus, Nicole AU - Raus N AD - La Societe Francophone de Greffe de Moelle et de Therapie Cellulaire Lyon France. FAU - Rocha, Vanderson AU - Rocha V AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. AD - Faculty of Medicine Hospital das Clinicas Sao Paulo University Sao Paulo Brazil. FAU - Ruggeri, Annalisa AU - Ruggeri A AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. AD - Hematology and Bone Marrow Transplant Unit IRCCS San Raffaele Scientific Institute Milan Italy. FAU - Gluckman, Eliane AU - Gluckman E AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. AD - Monacord, Centre Scientifique de Monaco Monaco Monaco. FAU - Tamouza, Ryad AU - Tamouza R AD - Eurocord, Hopital Saint-Louis APHP Institut de Recherche de Saint-Louis (IRSL) EA3518 Universite de Paris Cite Paris France. AD - Laboratoire Neuro-Psychiatrie Translationnelle INSERM U955, IMRB, et APHP Hopital Henri Mondor Creteil France. CN - Eurocord and Societe Francophone de Greffe de Moelle et de Therapie Cellulaire (SFGM-TC) LA - eng PT - Journal Article DEP - 20230804 PL - United States TA - EJHaem JT - EJHaem JID - 101761942 PMC - PMC10660433 OTO - NOTNLM OT - HLA OT - haplotypes OT - hemoglobinopathies OT - sickle cell disease OT - beta-thalassemia COIS- The authors declare they have no conflicts of interest. EDAT- 2023/11/29 18:42 MHDA- 2023/11/29 18:43 PMCR- 2023/08/04 CRDT- 2023/11/29 16:13 PHST- 2023/05/03 00:00 [received] PHST- 2023/07/10 00:00 [revised] PHST- 2023/07/26 00:00 [accepted] PHST- 2023/11/29 18:43 [medline] PHST- 2023/11/29 18:42 [pubmed] PHST- 2023/11/29 16:13 [entrez] PHST- 2023/08/04 00:00 [pmc-release] AID - JHA2763 [pii] AID - 10.1002/jha2.763 [doi] PST - epublish SO - EJHaem. 2023 Aug 4;4(4):963-969. doi: 10.1002/jha2.763. eCollection 2023 Nov.