Hematology最新文献

筛选
英文 中文
Reduced duration and dosage of venetoclax is efficient in newly diagnosed patients with acute myeloid leukemia. 缩短 venetoclax 的疗程和剂量对新确诊的急性髓性白血病患者有效。
IF 1.9 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2023-12-14 DOI: 10.1080/16078454.2023.2293512
Jingying Cui, Xuexing Chen, Chunfang Li, Qiong Yan, Guolin Yuan
{"title":"Reduced duration and dosage of venetoclax is efficient in newly diagnosed patients with acute myeloid leukemia.","authors":"Jingying Cui, Xuexing Chen, Chunfang Li, Qiong Yan, Guolin Yuan","doi":"10.1080/16078454.2023.2293512","DOIUrl":"https://doi.org/10.1080/16078454.2023.2293512","url":null,"abstract":"<p><strong>Objectives: </strong>The combination of Venetoclax (VEN) and Azacitidine (AZA) increases survival outcomes and yields excellent responses in patients with acute myeloid leukemia (AML). However, dose reduction (or discontinuation) is commonly encountered due to therapy-related toxicity. Thus, this study aimed to investigate the efficiency and safety of a lower dosage of venetoclax for the treatment of AML.</p><p><strong>Methods: </strong>This observational study analyzed the characteristics and outcomes of newly diagnosed AML patients who received 100 mg VEN combined with AZA for 14 days at our institution.</p><p><strong>Results: </strong>A total of 36 patients were enrolled, and the median age at diagnosis was 64 years. After a median follow-up of 15 (range 4-29) months, the median overall survival (OS) and progression-free survival (PFS) for the whole cohort were 17 (4-29) months and 12 (1-28) months, respectively. Meanwhile, the overall response rate (ORR) was 69.4%, and the CRc rate was 66.7% in the whole cohort. Subgroup analysis revealed that NPM1 mutations and FAB-M5 subtype were associated with higher response rates, whereas the adverse ELN risk group was predictive of an inferior response. Moreover, ASXL1, NPM1, and IDH1/2 mutations negatively impacted PFS.</p><p><strong>Discussion: </strong>Our study optimized the administration of venetoclax plus azacytidine for the treatment of AML patients. Response rates were favorable, with median survival in agreement with the findings of earlier reports, offering valuable insights for optimizing VEN-based regimens.</p><p><strong>Conclusion: </strong>In summary, the VEN combination regimen is effective for the treatment of newly diagnosed AML patients in the real world despite VEN dose reductions .</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138800872","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Regulation of STAT5 phosphorylation and interaction with SHP1 by lnc-AC004893, a long non-coding RNA overexpressed in myeloproliferative neoplasms. 骨髓增殖性肿瘤中过表达的长非编码 RNA lnc-AC004893 对 STAT5 磷酸化及与 SHP1 相互作用的调控
IF 2 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-07-16 DOI: 10.1080/16078454.2024.2375045
Junjun Yang, Jichen Ruan, Bin Zhou, Sisi Ye, Shenmeng Gao, Xiaoqun Zheng
{"title":"Regulation of STAT5 phosphorylation and interaction with SHP1 by lnc-AC004893, a long non-coding RNA overexpressed in myeloproliferative neoplasms.","authors":"Junjun Yang, Jichen Ruan, Bin Zhou, Sisi Ye, Shenmeng Gao, Xiaoqun Zheng","doi":"10.1080/16078454.2024.2375045","DOIUrl":"10.1080/16078454.2024.2375045","url":null,"abstract":"<p><strong>Objectives: </strong>Constitutive activation of Janus kinase 2 (JAK2)/signal transducer and activator of transcription (STAT) signaling pathway is central to the pathogenesis of myeloproliferative neoplasms (MPNs). Long noncoding RNAs (lncRNAs) regulate diverse biological processes. However, the role of lncRNAs in MPN pathogenesis is not well studied.</p><p><strong>Methods: </strong>The expression of lnc-AC004893 in MPN patients was measured by quantitative real-time PCR (qRT-PCR). Gene-specific short hairpin RNAs (shRNAs) were designed to inhibit the expression of lnc-AC004893, and western blot was performed to explore the role of lnc-AC004893 via regulating the JAK2/STAT5 signaling pathway. Furthermore, co-IP was performed to determine the binding ability of lnc-AC004893 and STAT5 protein. Finally, the BaF3-JAK2V617F-transplanted mouse model was used to assess the biological role of lnc-ac004893 <i>in vivo</i>.</p><p><strong>Results: </strong>We report that lnc-AC004893, a poorly conserved pseudogene-209, is substantially upregulated in MPN cells compared with normal controls (NCs). Knockdown of lnc-AC004893 by specific shRNAs suppressed cell proliferation and decreased colony formation. Furthermore, the knockdown of lnc-AC004893 reduced the expression of p-STAT5 but not total STAT5 in HEL and murine IL-3-dependent Ba/F3 cells, which present constitutive and inducible activation of JAK2/STAT5 signaling. In addition, inhibition of murine lnc-ac004893 attenuated BaF3-JAK2V617F-transplanted phenotypes and extended the overall survival. Mechanistically, knockdown of lnc-AC004893 enhanced the binding ability of STAT5 and protein tyrosine phosphatase SHP1. Furthermore, knockdown of lnc-AC004893 decreased STAT5-lnc-AC004893 interaction but not SHP1-lnc-AC004893 interaction.</p><p><strong>Conclusion: </strong>Lnc-AC004893 regulates STAT5 phosphorylation by affecting the interaction of STAT5 and SHP1. Lnc-AC004893 might be a potential therapeutic target for MPN patients.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":2.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141619877","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The rationale behind grafting haploidentical hematopoietic stem cells. 移植单倍体造血干细胞的原理。
IF 1.9 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-05-07 DOI: 10.1080/16078454.2024.2347673
Richard T Maziarz, Rachel J Cook
{"title":"The rationale behind grafting haploidentical hematopoietic stem cells.","authors":"Richard T Maziarz, Rachel J Cook","doi":"10.1080/16078454.2024.2347673","DOIUrl":"10.1080/16078454.2024.2347673","url":null,"abstract":"<p><p>The ability to perform hematopoietic cell transplant across major histocompatibility complex barriers can dramatically increase the availability of donors and allow more patients across the world to pursue curative transplant procedures for underlying hematologic disorders. Early attempts at haploidentical transplantation using broadly reactive T-cell depletion approaches were compromised by graft rejection, graft-versus-host disease and prolonged immune deficiency. The evolution of haploidentical transplantation focused on expanding transplanted hematopoietic progenitors as well as using less broadly reactive T-cell depletion. Significant outcome improvements were identified with technology advances allowing selective depletion of donor allospecific T cells, initially ex-vivo with evolution to its current in-vivo approach with the infusion of the highly immunosuppressive chemotherapy agent, cyclophosphamide after transplantation procedure. Current approaches are facile and portable, allowing expansion of allogeneic hematopoietic cell transplantation for patients across the world, including previously underserved populations.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140862669","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A combined immune and exosome-related risk signature as prognostic biomakers in acute myeloid leukemia. 作为急性髓性白血病预后生物标记的免疫和外泌体相关风险组合特征。
IF 1.9 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-01-07 DOI: 10.1080/16078454.2023.2300855
Zenghui Fang, Jiali Fu, Xin Chen
{"title":"A combined immune and exosome-related risk signature as prognostic biomakers in acute myeloid leukemia.","authors":"Zenghui Fang, Jiali Fu, Xin Chen","doi":"10.1080/16078454.2023.2300855","DOIUrl":"10.1080/16078454.2023.2300855","url":null,"abstract":"<p><strong>Objectives: </strong>Acute myeloid leukemia (AML) is one of the common hematological diseases with low survival rates. Studies have highlighted the dysregulated expression of immune-related and exosome-related genes (ERGs) in cancers. Nevertheless, it remains to be determined whether combining these genes have a prognostic significance in AML.</p><p><strong>Methods: </strong>Immune-ERG profiles for 151 AML patients from TCGA were analyzed. A risk model was constructed and optimized through the combination of univariate Cox regression and LASSO regression analysis. GEO datasets were utilized as the external validation for the robustness of the risk model. In addition, we performed KEGG and GO enrichment analyses to investigate the role played by these genes in AML. The variations in immune cell infiltrations among risk groups were assessed through four algorithms. Expression of hub gene in specific cell was analyzed by single-cell RNA seq.</p><p><strong>Results: </strong>A total of 85 immune-ERGs associated with prognosis were identified, enabling the construction of a risk model for AML. The risk model based on five immune-ERGs (CD37, NUCB2, LSP1, MGST1, and PLXNB1) demonstrated a correlation with the clinical outcomes. Additionally, age, FAB classification, cytogenetics risk, and risk score were identified as independent prognostic factors. The five immune-ERGs exhibited correlations with cytokine-cytokine receptor interaction, and antigen processing and presentation. Notably, the risk model demonstrated significant associations with immune responses and the expression of immune checkpoints.</p><p><strong>Conclusions: </strong>An immune-ERG-based risk model was developed to effectively predict prognostic outcomes for AML patients. There is potential for immune therapy in AML targeting the five hub genes.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139377488","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Lymphocyte subpopulations: a potential predictor of a response in patients with immune thrombocytopenia. 淋巴细胞亚群:免疫性血小板减少症患者反应的潜在预测因素。
IF 1.9 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-01-22 DOI: 10.1080/16078454.2024.2304486
Kateřina Žibřidová, Ondřej Souček, Lenka Kujovská Krčmová, Karolína Jankovičová, Markéta Gančarčíková, Mária Anna Pejková, Jan Drugda, Denisa Nováková, Milan Košťál
{"title":"Lymphocyte subpopulations: a potential predictor of a response in patients with immune thrombocytopenia.","authors":"Kateřina Žibřidová, Ondřej Souček, Lenka Kujovská Krčmová, Karolína Jankovičová, Markéta Gančarčíková, Mária Anna Pejková, Jan Drugda, Denisa Nováková, Milan Košťál","doi":"10.1080/16078454.2024.2304486","DOIUrl":"10.1080/16078454.2024.2304486","url":null,"abstract":"<p><strong>Objectives: </strong>Immune thrombocytopenia (ITP) is an autoimmune bleeding disorder caused by increased platelet destruction and altered production. Despite the well-described pathophysiological background of immune dysregulation, current treatment guidelines consist of monotherapy with different drugs, with no tool to predict which patient is more suitable for each therapeutic modality.</p><p><strong>Methods: </strong>In our study, we attempted to determine differences in the immune setting, comparing the patients' responses to administered therapy. During 12-month follow-up, we assessed blood count, antiplatelet autoantibodies, and T lymphocyte subsets in peripheral blood in 35 patients with ITP (newly diagnosed or relapsed disease).</p><p><strong>Results: </strong>Our data show that the value of antiplatelet autoantibodies, the percentage of cytotoxic T lymphocytes, and the immunoregulatory index (IRI, CD4+ / CD8+ T cell ratio) differ significantly by treatment response. Responders have a higher IRI (median 2.1 vs. 1.5 in non-responders, <i>P</i> = 0.04), higher antiplatelet autoantibodies (median 58 vs. 20% in non-responders, <i>P</i> = 0.01) and lower relative CD8+ T cells count (<i>P</i> = 0.02) before treatment.</p><p><strong>Discussion: </strong>The results suggest that immunological parameters (antiplatelet autoantibodies, relative CD8+ T cell count and IRI) could be used as prognostic tools for a worse clinical outcome in patients with ITP.</p><p><strong>Conclusion: </strong>These biomarkers could be utilized for stratification and eventually selection of treatment preferring combination therapy.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139512295","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The history of haploidentical stem cell transplantation: a trip from the bench to the bedside. 单倍体干细胞移植的历史:从工作台到床边的旅程。
IF 2 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-04-30 DOI: 10.1080/16078454.2024.2346401
Mariana G Meade, Javier Bolaños-Meade
{"title":"The history of haploidentical stem cell transplantation: a trip from the bench to the bedside.","authors":"Mariana G Meade, Javier Bolaños-Meade","doi":"10.1080/16078454.2024.2346401","DOIUrl":"10.1080/16078454.2024.2346401","url":null,"abstract":"<p><p>Allogeneic bone marrow transplantation is a curative intervention for both neoplastic and non-malignant conditions. However, not all patients have an HLA-matched donor. Therefore, the development of an approach that expand the donor pool was of paramount relevance. The development of post-transplantation cyclophosphamide as graft versus host disease prophylaxis allows the safe use of haploidentical donors, solving the donor availability problem to the vast majority of patients in need. The present paper reviews the history of the development of haploidentical transplantation at Johns Hopkins University, from the bench to the bedside.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":2.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11285319/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140874601","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Venetoclax is effective for chronic myelomonocytic leukemia blastic transformation with RUNX1 mutation. Venetoclax 对 RUNX1 基因突变的慢性粒细胞白血病浆细胞转化有效。
IF 2 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-08-20 DOI: 10.1080/16078454.2024.2392908
Emiko Kashima, Yuka Sugimoto, Keiki Nagaharu, Eiko Ohya, Makoto Ikejiri, Yasuyuki Watanabe, Shinichi Kageyama, Koji Oka, Isao Tawara
{"title":"Venetoclax is effective for chronic myelomonocytic leukemia blastic transformation with <i>RUNX1</i> mutation.","authors":"Emiko Kashima, Yuka Sugimoto, Keiki Nagaharu, Eiko Ohya, Makoto Ikejiri, Yasuyuki Watanabe, Shinichi Kageyama, Koji Oka, Isao Tawara","doi":"10.1080/16078454.2024.2392908","DOIUrl":"10.1080/16078454.2024.2392908","url":null,"abstract":"<p><p><b>Background:</b> Chronic myelomonocytic leukemia is a clonal hematological disorder with an inherent risk of transformation to acute myeloid leukemia. Recently, there has been exponential discovery of molecular abnormalities in patients with chronic myelomonocytic leukemia. Some of these mutations independently contribute to a higher risk of transformation and result in inferior overall survival. Treatment strategies for patients undergoing blastic transformation in chronic myelomonocytic leukemia, especially after progressing on hypomethylating agents, are currently limited.<b>Case presentation:</b> We present a case of a 70-year-old male patient with chronic myelomonocytic leukemia blastic transformation with RUNX1 mutation following azacitidine monotherapy. Notably, he achieved hematological complete remission after the first course of venetoclax plus azacitidine, leading to the disappearance of RUNX1 mutation. We performed serial assessments of molecular analysis by next generation sequencing throughout his clinical course.<b>Conclusion:</b> The presence of RUNX1 mutation is associated with higher response rates to venetoclax-based combination therapies in chronic myelomonocytic leukemia with blastic transformation. Our findings suggest that even after azacitidine monotherapy, venetoclax plus azacitidine is effective in targeting leukemic clones harboring RUNX1 mutations. Furthermore, we emphasize the significance of molecular analysis, including next-generation sequencing, in providing insights into the detailed dynamics of clonal evolution and guiding treatment decisions.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":2.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142008687","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical features and long-term outcomes of pediatric patients with de novo acute myeloid leukemia in China with or without specific gene abnormalities: a cohort study of patients treated with BCH-AML 2005. 有或无特定基因异常的中国新生儿急性髓性白血病患者的临床特征和长期预后:2005 年 BCH-AML 治疗患者的队列研究。
IF 2 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-10-03 DOI: 10.1080/16078454.2024.2406596
Hongbo He, Jun Li, Weijing Li, Xiaoxi Zhao, Tianlin Xue, Shuguang Liu, Ruidong Zhang, Huyong Zheng, Chao Gao
{"title":"Clinical features and long-term outcomes of pediatric patients with de novo acute myeloid leukemia in China with or without specific gene abnormalities: a cohort study of patients treated with BCH-AML 2005.","authors":"Hongbo He, Jun Li, Weijing Li, Xiaoxi Zhao, Tianlin Xue, Shuguang Liu, Ruidong Zhang, Huyong Zheng, Chao Gao","doi":"10.1080/16078454.2024.2406596","DOIUrl":"10.1080/16078454.2024.2406596","url":null,"abstract":"<p><p>Acute myeloid leukemia (AML), which has distinct genetic abnormalities, has unique clinical and biological features. In this study, the incidence, clinical characteristics, induction treatment response, and outcomes of a large cohort of Chinese AML pediatric patients treated according to the BCH-AML 2005 protocol were analyzed. <i>RUNX1-RUNX1T1</i> was the most common fusion transcript, followed by the <i>CBFβ-MHY11</i> and <i>KMT2A</i> rearrangements. <i>FLT3</i>-ITD and <i>KIT</i> mutations are associated with unfavorable clinical features and induction responses, along with <i>KMT2A</i> rearrangements, <i>DEK-NUP214</i>, and CBF-AML. The 5-year event-free survival (EFS) and overall survival (OS) rates of our cohort were 53.9 ± 3.7% and 58.5 ± 3.6%, with the best survival found among patients with <i>CBFβ-MYH11</i> and the worst survival among those with <i>DEK-NUP214</i>. In addition, we found that patients with <i>FLT3</i>-ITD mutation had adverse outcomes and that <i>KIT</i> mutation had a negative impact on OS in <i>RUNX1-RUNX1T1</i><sup>+</sup> patients. Furthermore, the risk classification and response to treatment after each induction block also influenced the prognosis, and HSCT after first remission could improve OS in high-risk patients. Not achieving complete remission after induction 2 was found to be an independent prognostic factor for OS and EFS. These findings indicate that genetic abnormalities could be considered stratification factors, predict patient outcomes, and imply the application of targeted therapy.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":2.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142365101","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Elucidating the immune landscape and potential prognostic model in acute myeloid leukemia with TP53 mutation. 阐明TP53基因突变的急性髓性白血病的免疫格局和潜在预后模型
IF 2 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-09-27 DOI: 10.1080/16078454.2024.2400620
Gelan Zhu, Jiayi Cai, Wanbin Fu, Yue Sun, Ting Wang, Hua Zhong
{"title":"Elucidating the immune landscape and potential prognostic model in acute myeloid leukemia with TP53 mutation.","authors":"Gelan Zhu, Jiayi Cai, Wanbin Fu, Yue Sun, Ting Wang, Hua Zhong","doi":"10.1080/16078454.2024.2400620","DOIUrl":"10.1080/16078454.2024.2400620","url":null,"abstract":"<p><strong>Objectives: </strong>The TP53 mutation, a prevalent tumor suppressor gene alteration, is linked to chemotherapy resistance, increased relapse rates and diminished overall survival (OS) in acute myeloid leukemia (AML) patients.</p><p><strong>Methods: </strong>In this study, we characterize the TP53 mutation phenotypes across various AML cohorts utilizing The Cancer Genome Atlas (TCGA) data. We devised a TP53-related prognostic signature derived from differentially expressed genes between mutated and wild-type TP53 AML specimens. In-depth analyses were conducted, encompassing genetic variation, immune cell infiltration and prognostic stratification.</p><p><strong>Results: </strong>A six-gene TP53-related signature was established using least absolute shrinkage and selection operator (LASSO)-Cox regression, demonstrating robust prognostic predictability. This signature exhibited strong performance in both the OHSU validation cohorts, an independent Gene Expression Omnibus (GEO) validation cohort (GSE71014) and proved by results of the in vivo experiment. Finally, we used single cell database (GSE198681) to observe the characteristics of these six genes.</p><p><strong>Discussion: </strong>Our study may facilitate the development of efficacious therapeutic approaches and provide a novel idea for future research. Conclusion: The TP53-related signature and pattern hold the potential to refine prognostic stratification and underscore emerging targeted therapies.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":2.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142345760","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Serum indicators in functional high-risk multiple myeloma patients undertaking proteasome inhibitors therapy: a retrospective study. 接受蛋白酶体抑制剂治疗的功能性高危多发性骨髓瘤患者的血清指标:一项回顾性研究。
IF 1.9 4区 医学
Hematology Pub Date : 2024-12-01 Epub Date: 2024-01-11 DOI: 10.1080/16078454.2023.2293579
Linquan Zhan, Dai Yuan, Xueling Ge, Mei Ding, Jianhong Wang, Xiangxiang Zhou, Xin Wang
{"title":"Serum indicators in functional high-risk multiple myeloma patients undertaking proteasome inhibitors therapy: a retrospective study.","authors":"Linquan Zhan, Dai Yuan, Xueling Ge, Mei Ding, Jianhong Wang, Xiangxiang Zhou, Xin Wang","doi":"10.1080/16078454.2023.2293579","DOIUrl":"10.1080/16078454.2023.2293579","url":null,"abstract":"<p><strong>Objectives: </strong>Multiple myeloma (MM) is a class of malignant plasma cell diseases. An increasing application of autologous stem cell transplantation (ASCT) and anti-myeloma agents represented by proteasome inhibitors (PIs) has improved the response rates and survival of MM patients. Patients progressing within 12 months were recently categorized with functional high-risk (FHR), which could not be clarified by existing genetic risk factors, with poor outcomes. Our study aimed to investigate clinical indices related to FHR and seek prognostic roles in transplant-eligible MM patients.</p><p><strong>Methods: </strong>Demographic and individual baseline clinical characteristics were compared by using the Pearson's chi-square and Mann-Whitney U test. Progression-free survival (PFS) and overall survival (OS) were described by Kaplan-Meier estimates and compared using the log-rank test. Logistic regression analysis was used to assess the association of baseline characteristics at MM diagnosis with FHR status.</p><p><strong>Results: </strong>From 18th January 2010 to 1st December 2022, 216 patients were included and divided into two groups according to the FHR status. There was no difference in baseline data between the two groups. Renal impairment (RI, Scr > 2 mg/dL) was common in MM patients and made sense in FHR status. AST levels were validated as independent predictors for FHR status (p = 0.019).</p><p><strong>Discussion: </strong>Patients with RI or higher AST levels (AST > 40 U/L) tended to have worse outcomes. However, transplants had apparently improved prognoses.</p><p><strong>Conclusion: </strong>Therefore, in the PIs era, transplantations are still effective therapies for transplant-eligible MM patients.</p>","PeriodicalId":13161,"journal":{"name":"Hematology","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139416885","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们:info@booksci.cn Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号:481959085
Book学术官方微信