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第45卷第5期
               ·650 ·                            南 京    医 科 大 学 学         报                        2025年5月


              高代谢产生 ROS 导致的氧化应激,维持细胞内的                               Nanjing Medical University(Natural Sciences),2015,35
              氧化还原平衡,从而促进肿瘤细胞存活,导致更差                                (4):529-533
              的预后。有研究证实,DLBCL 可以通过溶酶体对                          [2] POLETTO S,NOVO M,PARUZZO L,et al. Treatment
              部分化疗药物产生耐药           [27] ,而 CYB5 可以导致溶酶               strategies for patients with diffuse large B⁃cell lym⁃
                                                                     phoma[J]. Cancer Treat Rev,2022,110:102443
              体功能障碍     [28] ,CYB5R2 是否通过直接还原 CYB5,
                                                                [3] CARO P,KISHAN A U,NORBERG E,et al. Metabolic
              促进溶酶体介导的 DLBCL 耐药,进而影响患者预
                                                                     signatures uncover distinct targets in molecular subsets of
              后有待进一步研究证实。
                                                                     diffuse large B cell lymphoma[J]. Cancer Cell,2012,22
                  CYB5R2 在多种肿瘤中表达异常,并在 DLBCL
                                                                    (4):547-560
              中呈现高表达状态。本研究通过免疫组化进一步                             [4] MENSAH A A,SPRIANO F,SARTORI G,et al. Study of
              对CYB5R2在DLBCL 中的表达情况进行判断,发现                            the antilymphoma activity of pracinostat reveals different
              CYB5R2 的表达与 COO 分型、血清 LDH 水平以及                         sensitivities of DLBCL cells to HDAC inhibitors[J].
              CD10的表达相关,并且是DLBCL预后不良的标志,                             Blood Adv,2021,5(10):2467-2480
              提示 CYB5R2 在 DLBCL 患者预后评估以及靶向治                     [5] BUSCH J D,FIELDEN L F,PFANNER N,et al. Mito⁃
                                                                     chondrial protein transport:versatility of translocases and
              疗中具有重要作用。目前,有关 CYB5R2 在 DLBCL
                                                                     mechanisms[J]. Mol Cell,2023,83(6):890-910
              中高表达的功能及机制尚未阐明,探索 CYB5R2 在
                                                                [6] PALMA F R,GANTNER B N,SAKIYAMA M J,et al.
              DLBCL发生及恶性生物学进展中的具体机制,可能
                                                                     ROS production by mitochondria:Function or dysfunc⁃
              为DLBCL患者带来更大的治疗获益。
                                                                     tion?[J]. Oncogene,2024,43(5):295-303
                  利益冲突声明:
                                                                [7] CHEUNG E C,VOUSDEN K H. The role of ROS in tu⁃
                  所有作者声明无利益冲突。
                                                                     mour development and progression[J]. Nat Rev Cancer,
                  Conflict of Interests:
                                                                     2022,22(5):280-297
                  All authors declare no conflict of interests.
                                                                [8] CAI Y Q,LV L M,LU T G,et al. α⁃KG inhibits tumor
                  作者贡献声明:
                                                                     growth of diffuse large B⁃cell lymphoma by inducing ROS
                  孙书凝负责数据收集、文献查阅、论文初稿撰写;龚予希
                                                                     and TP53 ⁃ mediated ferroptosis[J]. Cell Death Discov,
              负责数据收集、数据解读、文献查阅;杨野梵负责生信分析;
                                                                     2023,9(1):182
              甘芠源负责数据分析;陈刚负责免疫组织化学染色实验;肖
                                                                [9] PROSKURNINA E V,FEDOROVA M V,SOZARUKO⁃
              菁娇和张诗婷负责数据收集、论文修改;张智弘负责研究设
                                                                     VA M M,et al. Microsomal reductase activity in patients
              计、数据解读、论文修改,提供基金项目支持。
                                                                     with thyroid neoplasms[J]. Endocrine,2021,72(3):735-
                  Author’s Contributions:
                                                                     743
                  SUN Shuning was responsible for data collection,literature
                                                                [10]JAFFEY J A,READING N S,ABDULMALIK O,et al.
              review,and drafting the initial manuscript;GONG Yuxi was re⁃
                                                                     Clinical,metabolic,and molecular genetic characteriza⁃
              sponsible for data collection,data interpretation,and literature
                                                                     tion of hereditary methemoglobinemia caused by cyto⁃
              review;YANG Yefan was responsible for bioinformatics analy⁃
                                                                     chrome b5 reductase deficiency in 30 dogs[J]. Sci Rep,
              sis;GAN Wenyuan was responsible for data analysis;CHEN
                                                                     2020,10(1):21399
              Gang was responsible for immunohistochemical staining experi⁃
                                                                [11]ZHU Z,SHEN H Y,XU J L,et al. GATA3 mediates doxo⁃
              ments;XIAO Jingjiao and ZHANG Shiting were responsible for
                                                                     rubicin resistance by inhibiting CYB5R2 ⁃ catalyzed iron
              data collection and manuscript revision;ZHANG Zhihong was
                                                                     reduction in breast cancer cells[J]. Drug Resist Updat,
              responsible for research design,data interpretation,manuscript
                                                                     2023,69:100974
              revision,and providing funding support.
                                                                [12]XIAO X,ZHAO W L,TIAN F Y,et al. Cytochrome b5
             [参考文献]                                                  reductase 2 is a novel candidate tumor suppressor gene
             [1] 陈施婧,朱       彦,雷   芳,等.(R)⁃CHOP方案中阿霉素                frequently inactivated by promoter hypermethylation in
                   平均每周剂量强度影响初诊弥漫大B细胞淋巴瘤患者                           human nasopharyngeal carcinoma[J]. Tumour Biol,
                   的治疗效果[J]. 南京医科大学学报(自然科学版),                        2014,35(4):3755-3763
                   2015,35(4):529-533                           [13]DEVANEY J M,WANG S,FUNDA S,et al. Identification
                   CHEN S J,ZHU Y,LEI F,et al. The impact of the average  of novel DNA⁃methylated genes that correlate with human
                   weekly dose intensity of doxorubicin in the(R)⁃ CHOP  prostate cancer and high ⁃ grade prostatic intraepithelial
                   regimen on the treatment efficacy of newly diagnosed  neoplasia[J]. Prostate Cancer Prostatic Dis,2013,16
                   diffuse large B ⁃ cell lymphoma patients[J]. Journal of  (4):292-300
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