Lymphoma is one of the most common hematological malignancies(1).In China,an estimated 5,840 new cases and 2,232 deaths were attributable to Hodgkin lymphoma,whereas 108,327 new cases and 39,905 deaths were attributab...Lymphoma is one of the most common hematological malignancies(1).In China,an estimated 5,840 new cases and 2,232 deaths were attributable to Hodgkin lymphoma,whereas 108,327 new cases and 39,905 deaths were attributable to non-Hodgkin lymphoma in 2023(2,3).The Chinese Society of Clinical Oncology(CSCO)first issued its guidelines for the diagnosis and treatment of lymphoma in 2018 and has updated them annually thereafter,incorporating evidence from high-quality clinical studies as well as evolving treatment availability(4).This article summarizes the key updates introduced in the 2026 edition relative to the 2025 edition.展开更多
In the treatment of B-cell lymphoma,chemotherapy as a monotherapy encounters significant challenges like drug resistance,side effects,and limited cytotoxicity.A novel strategy combining chemotherapy and photothermal t...In the treatment of B-cell lymphoma,chemotherapy as a monotherapy encounters significant challenges like drug resistance,side effects,and limited cytotoxicity.A novel strategy combining chemotherapy and photothermal therapy uses nanomaterials to convert light into heat,locally heating tumor tissues to induce thermal ablation while enhancing the effectiveness of chemotherapeutic agents and reducing toxic side effects on normal cells.Here,we developed a multifunctional black phosphorus nanosheets(BP NSs)for chemo-photothermal synergistic therapy of lymphoma.BP NSs were synthesized from bulk black phosphorus crystal powders utilizing a modified liquid exfoliation technique and functionalized with polyethylene glycol(PEG)to improve stability.The PEGylated BP NSs were loaded with two chemotherapeutic agents,gemcitabine(Gem)and doxorubicin(DOX),forming GD-BP@PEG NSs.The nanosheets exhibit excellent physical stability,efficient photothermal conversion,and p Hear-infrared(NIR)dualresponsive drug release.In vitro cell experiments demonstrated that GD-BP@PEG NSs significantly increased cytotoxicity and apoptosis,especially with NIR laser irradiation.Furthermore,in vivo studies in A20 lymphoma-bearing BALB/c nude mice revealed GD-BP@PEG NSs passively accumulated with high concentrations at the tumor site,efficiently inhibiting lymphoma growth with minimal systemic toxicity,demonstrating significant advantages over single treatments of chemotherapy or photothermal therapy alone.In summary,this p H/NIR dual-triggered BP NSs system could serve as a promising nanoplatform for chemo-photothermal synergistic treatment of B-cell lymphoma.展开更多
Objectives:B-cell lymphoma 6(BCL6)is a transcriptional repressor whose overexpression is closely linked to the progression of diffuse large B-cell lymphoma(DLBCL),making it a promising therapeutic target.This study ai...Objectives:B-cell lymphoma 6(BCL6)is a transcriptional repressor whose overexpression is closely linked to the progression of diffuse large B-cell lymphoma(DLBCL),making it a promising therapeutic target.This study aims to identify a novel small molecule,synthesized via proteolysis-targeting chimeras(PROTACs),capable of degrading BCL6,thereby inhibiting DLBCL growth and providing a foundation for future preclinical studies.Methods:The expression of BCL6 in DLBCL was analyzed using The Cancer Genome Atlas(TCGA)database and the Human Protein Atlas.Western blotting assays confirmed BCL6 expression in tumor cell lines,leading to the identification of the small molecule compound DZ-865B.To evaluate DZ-865B’s in vitro efficacy,multiple assays were performed,including protein immunoblotting,immunofluorescence,reverse transcription quantitative PCR,EDU proliferation,and soft agar cloning assays.Results:TCGA analysis revealed significant overexpression of BCL6 in DLBCL(p<0.05),corroborated by immunohistological staining and western blotting.DZ-865B induced BCL6 degradation in DLBCL cell lines(OCI-LY-1 and SU-DHL-4)in a concentration-and time-dependent manner,and induced the degradation of nuclear BCL6 through the ubiquitin-proteasome pathway.Notably,DZ-865B did not alter BCL6 mRNA levels but modulated downstream gene expression,leading to the activation of apoptosis pathway proteins and inhibition of DNA synthesis,effectively suppressing DLBCL cell growth.Conclusion:This study demonstrates that the small molecule DZ-865B targets and degrades BCL6 in DLBCL cells,promoting apoptosis and inhibiting cellular proliferation.These findings highlight DZ-865B as a potential therapeutic agent for diffuse large B-cell lymphoma.展开更多
目的研究12个月内疾病进展(progression of disease within 12 months,POD12)对弥漫大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)患者生存的影响,比较POD12和非POD12患者的临床特征。方法回顾性分析2020年5月—2024年1月南京医...目的研究12个月内疾病进展(progression of disease within 12 months,POD12)对弥漫大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)患者生存的影响,比较POD12和非POD12患者的临床特征。方法回顾性分析2020年5月—2024年1月南京医科大学附属淮安市第一人民医院收治的DLBCL患者,根据POD12发生情况进行分组,进行预后评估及临床特征比较。结果本研究共纳入97例DLBCL患者,其中34例(35.1%)发生POD12。基线特征分析显示,与非POD12患者相比,POD12组年龄更大(>65岁:67.6%vs.39.7%,P=0.011),血清β2-微球蛋白水平更高(2.8 mg/L vs.2.1 mg/L,P=0.026),且高危美国国家综合癌症网络国际预后指数(National Comprehensive Cancer Network International Prognostic Index,NCCN-IPI)评分患者比例显著更高(38.2%vs.9.5%,P=0.003)。分子遗传学层面,POD12组中MYD88(52.9%vs.27.9%,P=0.015)与DTX1(20.6%vs.4.9%,P=0.017)突变频率显著更高,而TNFAIP3突变率则更低(0%vs.16.4%,P=0.013)。生存分析表明,POD12是预后极差的标志,其中位总生存期(overall survival,OS)与无进展生存期(progressionfreesurvival,PFS)仅为32.0个月和5.0个月,显著差于非POD12组(P<0.001)。多因素Cox回归分析证实,POD12是影响PFS(HR=56.162,P<0.001)与OS(HR=31.179,P=0.002)的独立不良预后因素。此外,多因素Logistic回归分析揭示,高危NCCN-IPI评分(OR=2.164,P=0.034)及诱导治疗未达完全缓解(OR=16.470,P<0.001)是发生POD12的独立危险因素。为优化预后分层,本研究将POD12整合入NCCN-IPI模型构建了改良的PN预后模型,该模型能更精确地区分低、中、高危患者的生存差异。结论POD12是DLBCL强有力的独立不良预后因素。将POD12纳入传统NCCN-IPI评分系统,可构建一个更为精准的预后模型,有助于早期识别出超高危患者,从而为制定更积极、个体化的治疗策略提供重要依据。展开更多
基金supported by the Beijing Research Ward Excellence Program(No.BRWEP2024W032150208)the National Key Research and Development Program of China(No.2023YFF0613403)+1 种基金the Beijing Municipal Administration of Hospitals Incubating Program(No.PX2024038)the Beijing Xisike Clinical Oncology Research Foundation(No.Y-XYN202502-0006)。
摘要Lymphoma is one of the most common hematological malignancies(1).In China,an estimated 5,840 new cases and 2,232 deaths were attributable to Hodgkin lymphoma,whereas 108,327 new cases and 39,905 deaths were attributable to non-Hodgkin lymphoma in 2023(2,3).The Chinese Society of Clinical Oncology(CSCO)first issued its guidelines for the diagnosis and treatment of lymphoma in 2018 and has updated them annually thereafter,incorporating evidence from high-quality clinical studies as well as evolving treatment availability(4).This article summarizes the key updates introduced in the 2026 edition relative to the 2025 edition.
基金supported by the National Natural Science Foundation of China(Nos.52173150,82270176)the Guangzhou Science and Technology Program City-University Joint Funding Project(Nos.2024A03J0604,2023A03J0001)+1 种基金the Science and Technology Program of Guangzhou(No.2024A04J4558)Research Start-up Fund of Post-doctoral of SAHSYSU(No.ZSQYRSFPD0074)。
摘要In the treatment of B-cell lymphoma,chemotherapy as a monotherapy encounters significant challenges like drug resistance,side effects,and limited cytotoxicity.A novel strategy combining chemotherapy and photothermal therapy uses nanomaterials to convert light into heat,locally heating tumor tissues to induce thermal ablation while enhancing the effectiveness of chemotherapeutic agents and reducing toxic side effects on normal cells.Here,we developed a multifunctional black phosphorus nanosheets(BP NSs)for chemo-photothermal synergistic therapy of lymphoma.BP NSs were synthesized from bulk black phosphorus crystal powders utilizing a modified liquid exfoliation technique and functionalized with polyethylene glycol(PEG)to improve stability.The PEGylated BP NSs were loaded with two chemotherapeutic agents,gemcitabine(Gem)and doxorubicin(DOX),forming GD-BP@PEG NSs.The nanosheets exhibit excellent physical stability,efficient photothermal conversion,and p Hear-infrared(NIR)dualresponsive drug release.In vitro cell experiments demonstrated that GD-BP@PEG NSs significantly increased cytotoxicity and apoptosis,especially with NIR laser irradiation.Furthermore,in vivo studies in A20 lymphoma-bearing BALB/c nude mice revealed GD-BP@PEG NSs passively accumulated with high concentrations at the tumor site,efficiently inhibiting lymphoma growth with minimal systemic toxicity,demonstrating significant advantages over single treatments of chemotherapy or photothermal therapy alone.In summary,this p H/NIR dual-triggered BP NSs system could serve as a promising nanoplatform for chemo-photothermal synergistic treatment of B-cell lymphoma.
基金supported by the National Natural Science Foundation of China(82260716)the Key Research and Development Program of Ningxia(2023BEG02010).
摘要Objectives:B-cell lymphoma 6(BCL6)is a transcriptional repressor whose overexpression is closely linked to the progression of diffuse large B-cell lymphoma(DLBCL),making it a promising therapeutic target.This study aims to identify a novel small molecule,synthesized via proteolysis-targeting chimeras(PROTACs),capable of degrading BCL6,thereby inhibiting DLBCL growth and providing a foundation for future preclinical studies.Methods:The expression of BCL6 in DLBCL was analyzed using The Cancer Genome Atlas(TCGA)database and the Human Protein Atlas.Western blotting assays confirmed BCL6 expression in tumor cell lines,leading to the identification of the small molecule compound DZ-865B.To evaluate DZ-865B’s in vitro efficacy,multiple assays were performed,including protein immunoblotting,immunofluorescence,reverse transcription quantitative PCR,EDU proliferation,and soft agar cloning assays.Results:TCGA analysis revealed significant overexpression of BCL6 in DLBCL(p<0.05),corroborated by immunohistological staining and western blotting.DZ-865B induced BCL6 degradation in DLBCL cell lines(OCI-LY-1 and SU-DHL-4)in a concentration-and time-dependent manner,and induced the degradation of nuclear BCL6 through the ubiquitin-proteasome pathway.Notably,DZ-865B did not alter BCL6 mRNA levels but modulated downstream gene expression,leading to the activation of apoptosis pathway proteins and inhibition of DNA synthesis,effectively suppressing DLBCL cell growth.Conclusion:This study demonstrates that the small molecule DZ-865B targets and degrades BCL6 in DLBCL cells,promoting apoptosis and inhibiting cellular proliferation.These findings highlight DZ-865B as a potential therapeutic agent for diffuse large B-cell lymphoma.
摘要目的研究12个月内疾病进展(progression of disease within 12 months,POD12)对弥漫大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)患者生存的影响,比较POD12和非POD12患者的临床特征。方法回顾性分析2020年5月—2024年1月南京医科大学附属淮安市第一人民医院收治的DLBCL患者,根据POD12发生情况进行分组,进行预后评估及临床特征比较。结果本研究共纳入97例DLBCL患者,其中34例(35.1%)发生POD12。基线特征分析显示,与非POD12患者相比,POD12组年龄更大(>65岁:67.6%vs.39.7%,P=0.011),血清β2-微球蛋白水平更高(2.8 mg/L vs.2.1 mg/L,P=0.026),且高危美国国家综合癌症网络国际预后指数(National Comprehensive Cancer Network International Prognostic Index,NCCN-IPI)评分患者比例显著更高(38.2%vs.9.5%,P=0.003)。分子遗传学层面,POD12组中MYD88(52.9%vs.27.9%,P=0.015)与DTX1(20.6%vs.4.9%,P=0.017)突变频率显著更高,而TNFAIP3突变率则更低(0%vs.16.4%,P=0.013)。生存分析表明,POD12是预后极差的标志,其中位总生存期(overall survival,OS)与无进展生存期(progressionfreesurvival,PFS)仅为32.0个月和5.0个月,显著差于非POD12组(P<0.001)。多因素Cox回归分析证实,POD12是影响PFS(HR=56.162,P<0.001)与OS(HR=31.179,P=0.002)的独立不良预后因素。此外,多因素Logistic回归分析揭示,高危NCCN-IPI评分(OR=2.164,P=0.034)及诱导治疗未达完全缓解(OR=16.470,P<0.001)是发生POD12的独立危险因素。为优化预后分层,本研究将POD12整合入NCCN-IPI模型构建了改良的PN预后模型,该模型能更精确地区分低、中、高危患者的生存差异。结论POD12是DLBCL强有力的独立不良预后因素。将POD12纳入传统NCCN-IPI评分系统,可构建一个更为精准的预后模型,有助于早期识别出超高危患者,从而为制定更积极、个体化的治疗策略提供重要依据。