Pacini E. P025 | PD-L1 expression on PB CD26+ LSCs on chronic myeloid leukemia patients at diagnosis: role and implications: <a href="https://haematologica.org/search/search?query=E.+Pacini">E. Pacini</a>¹, <a href="https://haematologica.org/search/search?query=A.+Sicuranza">A. Sicuranza</a>¹, <a href="https://haematologica.org/search/search?query=P.+Pacelli">P. Pacelli</a>¹, <a href="https://haematologica.org/search/search?query=S.+Galimberti">S. Galimberti</a>², <a href="https://haematologica.org/search/search?query=C.+Bono">C. Bono</a>², <a href="https://haematologica.org/search/search?query=F.+Guerrini">F. Guerrini</a>², <a href="https://haematologica.org/search/search?query=E.+Abruzzese">E. Abruzzese</a>³, <a href="https://haematologica.org/search/search?query=M.+Crugnola">M. Crugnola</a>⁴, <a href="https://haematologica.org/search/search?query=V.+Giai">V. Giai</a>⁵, <a href="https://haematologica.org/search/search?query=C.+Fava">C. Fava</a>⁶, <a href="https://haematologica.org/search/search?query=I.+Capodanno">I. Capodanno</a>⁷, <a href="https://haematologica.org/search/search?query=F.+Sorà">F. Sorà</a>⁸, <a href="https://haematologica.org/search/search?query=D.+Cattaneo">D. Cattaneo</a>⁹, <a href="https://haematologica.org/search/search?query=A.+Iurlo">A. Iurlo</a>⁹, <a href="https://haematologica.org/search/search?query=F.+Muriano">F. Muriano</a>¹⁰, <a href="https://haematologica.org/search/search?query=E.+Bestoso">E. Bestoso</a>¹, <a href="https://haematologica.org/search/search?query=G.+Beffa">G. Beffa</a>¹, <a href="https://haematologica.org/search/search?query=K.+Peccia">K. Peccia</a>¹, <a href="https://haematologica.org/search/search?query=M.+Bocchia">M. Bocchia</a>¹, <a href="https://haematologica.org/search/search?query=D.+Raspadori">D. Raspadori</a>¹ | <i>¹Hematology Unit, University of Siena, Azienda Ospedaliera Universitaria Senese, Siena; ²Department of Clinical and Experimental Medicine, Section of Hematology, University of Pisa; ³Sant’Eugenio Hospital, Tor Vergata University; ⁴Ematologia e Centro BMT, Azienda Ospedaliero-Universitaria di Parma; ⁵Division of Hematology, Città Della Salute e Della Scienza, Turin; ⁶A. O. Ordine Mauriziano di Torino, Turin; ⁷SOC Ematologia Azienda USL-IRCSS di Reggio Emilia, Reggio Emilia; ⁸Sezione di Ematologia, Dipartimento di Scienze Radiologiche ed Ematologiche, Università Cattolica del Sacro Cuore; ⁹Hematology Division, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico; ¹⁰Hematology - Department of Clinical Medicine and Surgery, Federico II University, Naples</i&gt;. haematol [Internet]. 2026Mar.3 [cited 2026Mar.4];111(s1). Available from: https://haematologica.org/article/view/haematol.2026.s1.96