Hannah Kinoshita , Catherine M. Bollard , Keri Toner
{"title":"CD19 CAR-T cell therapy for relapsed or refractory diffuse large B cell lymphoma: Why does it fail?","authors":"Hannah Kinoshita , Catherine M. Bollard , Keri Toner","doi":"10.1053/j.seminhematol.2023.11.007","DOIUrl":"10.1053/j.seminhematol.2023.11.007","url":null,"abstract":"<div><div><span>Chimeric antigen receptor T (CAR-T) cell therapy is an effective treatment for relapsed or refractory </span>diffuse large B cell lymphoma<span> (DLBCL) with 3 CD19 targeting products now FDA-approved for this indication. However, up to 60% of patients ultimately progress or relapse following CAR-T cell therapy. Mechanisms of resistance to CAR-T cell therapy in patients with DLBCL are likely multifactorial and have yet to be fully elucidated. Determining patient, tumor and therapy-related factors that may predict an individual's response to CAR-T cell therapy requires ongoing analysis of data from clinical trials and real-world experience in this population. In this review we will discuss the factors identified to-date that may contribute to failure of CAR-T cell therapy in achieving durable remissions in patients with DLBCL.</span></div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 329-337"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138548154","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Biological heterogeneity in diffuse large B-cell lymphoma","authors":"Laura K. Hilton , David W. Scott , Ryan D. Morin","doi":"10.1053/j.seminhematol.2023.11.006","DOIUrl":"10.1053/j.seminhematol.2023.11.006","url":null,"abstract":"<div><div>Diffuse large B-cell lymphoma (DLBCL) is heterogeneous both in clinical outcomes and the underlying disease biology. Over the last 2 decades, several different approaches for dissecting biological heterogeneity have emerged. Gene expression profiling (GEP) stratifies DLBCL into 3 broad groups (ABC, GCB, and DZsig/MHG), each with parallels to different normal mature B cell developmental states and prognostic implications. More recently, several different genomic approaches have been developed to categorize DLBCL based on the co-occurrence of tumor somatic mutations, identifying more granular biologically unified subgroups that complement GEP-based approaches. We review the molecular approaches and clinical evidence supporting the stratification of DLBCL patients based on tumor biology. By offering a platform for subtype-guided therapy, these divisions remain a promising avenue for improving patient outcomes, especially in subgroups with inferior outcomes with current standard-of-care therapy.</div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 267-276"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138506376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Erin M. Parry , Sandrine Roulland , Jessica Okosun
{"title":"DLBCL arising from indolent lymphomas: How are they different?","authors":"Erin M. Parry , Sandrine Roulland , Jessica Okosun","doi":"10.1053/j.seminhematol.2023.11.002","DOIUrl":"10.1053/j.seminhematol.2023.11.002","url":null,"abstract":"<div><div>Transformation to diffuse large B-cell lymphoma (DLBCL) is a recognized, but unpredictable, clinical inflection point in the natural history of indolent lymphomas. Large retrospective studies highlight a wide variability in the incidence of transformation across the indolent lymphomas and the adverse outcomes associated with transformed lymphomas. Opportunities to dissect the biology of transformed indolent lymphomas have arisen with evolving technologies and unique tissue collections enabling a growing appreciation, particularly, of their genetic basis, how they relate to the preceding indolent lymphomas and the comparative biology with <em>de novo</em> DLBCL. This review summarizes our current understanding of both the clinical and biological aspects of transformed lymphomas and the outstanding questions that remain.</div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 277-284"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138537291","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Antibody and immunotherapy in diffuse large B-cell lymphoma","authors":"Allison Barraclough , Eliza A. Hawkes","doi":"10.1053/j.seminhematol.2023.11.001","DOIUrl":"10.1053/j.seminhematol.2023.11.001","url":null,"abstract":"<div><div>Diffuse large B-cell lymphoma (DLBCL) is the most common lymphoma and a heterogeneous B-cell disease. The majority of patients with newly diagnosed disease are cured with first-line combination immunochemotherapy treatment however, those who experience treatment failure have dismal outcomes. Antibody therapies and immunotherapy have provided the single most major advance in the treatment of DLBCL in the last 4 decades. Rituximab, the first immunotherapy, and a monoclonal antibody targeting CD20, improved DLBCL overall survival when added to chemotherapy 2 decades ago. Since then, the advent of further \"naked\" monoclonal antibodies that target malignant B-cells or stimulate the immune system to kill cancer, as well as antibody-drug conjugates and bispecific antibodies have all entered the DLBCL armamentarium; with 5 antibody therapy approvals in the last 6 years alone. Here we review the literature on antibodies and immunotherapies for DLBCL and the future directions involving this successful group of drugs.</div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 338-345"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138804479","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"outside front cover, PMS 8883 metallic AND 4/C","authors":"","doi":"10.1053/S0037-1963(24)00032-5","DOIUrl":"10.1053/S0037-1963(24)00032-5","url":null,"abstract":"","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Page CO1"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143303774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Integration of PET in DLBCL","authors":"Katharine L Lewis , Judith Trotman","doi":"10.1053/j.seminhematol.2023.12.003","DOIUrl":"10.1053/j.seminhematol.2023.12.003","url":null,"abstract":"<div><div>F-fluorodeoxyglucose positron emission tomography-computerized tomography (<sup>18</sup>FDG-PET/CT) is the gold-standard imaging modality for staging and response assessment for most lymphomas. This review focuses on the utility of <sup>18</sup>FDG-PET/CT, and its role in staging, prognostication and response assessment in diffuse large B-cell lymphoma (DLBCL), including emerging possibilities for future use.</div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 291-304"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139036919","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Second-line treatment of diffuse large B‐cell lymphoma: Evolution of options","authors":"N. Fabbri , A. Mussetti , A. Sureda","doi":"10.1053/j.seminhematol.2023.12.001","DOIUrl":"10.1053/j.seminhematol.2023.12.001","url":null,"abstract":"<div><div>In the era of immunochemotherapy, approximately 60%-70% of diffuse large B-cell lymphoma (DLBCL) patients achieve remission with first-line rituximab-based chemoimmunotherapy<span><span><span><span>. However, 30%-40% relapse after initial response to first-line therapy and, out of them, 20%-50% are refractory or experience early relapse. The second-line therapy algorithm for DLBCL has recently evolved, thanks to the recent approval of new therapeutic agents or their combinations. The new guidelines suggest a stratification of relapsed/refractory (R/R) DLBCL based on the time to relapse. For transplant-eligible patients, autologous stem cell transplant remains the preferred option when the patient relapses after 12 months from diagnosis, while anti-CD19 CART-cell therapy is the current preferred choice for high-risk DLBCL, defined as primary refractory or relapse ≤12 months. For transplant-ineligible or CAR T-cell therapy-ineligible patients, the therapeutic arsenal historically lacked effective options. However, new therapeutic options, including </span>polatuzumab vedotin<span> combined with bendamustine-rituximab and tafasitamab with lenalidomide<span>, have been recently approved, and novel agents such as loncastuximab tesirine, </span></span></span>selinexor, anti-CD19 CAR T-cell therapy, and </span>bispecific antibodies have shown promising efficacy and manageable safety in this setting offering new hope to patients in this challenging scenario.</span></div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 305-312"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138744989","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Evidence-based management of primary and secondary CNS lymphoma","authors":"Jahanzaib Khwaja , Lakshmi Nayak , Kate Cwynarski","doi":"10.1053/j.seminhematol.2023.11.003","DOIUrl":"10.1053/j.seminhematol.2023.11.003","url":null,"abstract":"<div><div><span><span><span>Central nervous system (CNS) lymphoma has traditionally had very poor outcomes however advances in management have resulted in dramatic improvements and long-term survival of patients. We describe the evidence for treatment strategies for these aggressive disorders. In </span>primary CNS lymphoma there are randomized trial data to inform treatment decisions but these are lacking to guide management in secondary CNS lymphoma. Dynamic assessment of patient fitness and </span>frailty<span><span> is key throughout treatment, alongside delivery of CNS-bioavailable therapy and enrolment in clinical trials, at each stage of the disease. Intensive high-dose methotrexate-containing induction followed by consolidation with </span>autologous stem cell transplantation with thiotepa-based conditioning is recommended for patients who are fit. Less intensive </span></span>chemoimmunotherapy<span><span>, novel agents (including Bruton tyrosine kinase inhibitors, cereblon targeting immunomodulatory agents, and checkpoint inhibitors in the context of clinical trials), and </span>whole brain radiotherapy may be reserved for less fit patients or disease which is chemoresistant. Data regarding the efficacy of chimeric antigen receptor T-cells therapy is emerging, and concerns regarding greater toxicity have not been realized. Future areas of prospective studies include the identification of those at high risk of developing CNS lymphoma, management in elderly or frail patients as well as incorporating novel agents into regimens, particularly for those with chemoresistant disease.</span></div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 313-321"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138506375","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Introduction to series: Diffuse large B-cell lymphoma","authors":"Sonali M. Smith , Laura Pasqualucci","doi":"10.1053/j.seminhematol.2024.01.010","DOIUrl":"10.1053/j.seminhematol.2024.01.010","url":null,"abstract":"","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 251-254"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139584487","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effective sequencing of chimeric antigen receptor T-cell therapy in the treatment of LBCL in 2023","authors":"Christine E. Ryan, Caron A. Jacobson","doi":"10.1053/j.seminhematol.2023.12.002","DOIUrl":"10.1053/j.seminhematol.2023.12.002","url":null,"abstract":"<div><div><span><span>Over the last decade, CD19-targeting chimeric antigen receptor (CAR) T-cell therapy has profoundly changed the management of relapsed/refractory large-B-cell lymphoma (LBCL). At present, there are three FDA-approved anti-CD19 CAR T-cell products for LBCL: </span>axicabtagene ciloleucel (axi-cel), </span>lisocabtagene maraleucel (liso-cel), and tisagenlecleucel (tisa-cel). Two of these (axi-cel & liso-cel) are approved for use in the second-line setting under certain conditions. As CAR T-cell therapy continues to define a new role in the treatment armamentarium for LBCL, questions remain regarding which product to use and how to sequence CAR T-cell therapy with other therapeutic options. Here we will briefly review the key features of each FDA-approved anti-CD19 CAR T-cell product and the data that led to regulatory approval for each. Next, we will focus on the recent landmark studies that have established the use of CAR T-cell therapy as second-line treatment. While no direct prospective head-to-head comparisons exist of the 3 constructs, we will review some retrospective studies that suggest some emerging differences between the products. Lastly, we will turn our attention to the horizon as we explore some of the ongoing questions of how to best leverage the curative potential of CAR T-cell therapy for the most effective management of LBCL. These areas include the consideration of CAR T-cell therapy in the frontline setting, the optimal timing for CAR T-cell referral, the optimal bridging approach, and how to continue advancing novel CAR T-cell approaches in the context of the current treatment landscape.</div></div>","PeriodicalId":21684,"journal":{"name":"Seminars in hematology","volume":"60 5","pages":"Pages 322-328"},"PeriodicalIF":5.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138818624","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}