Molecular Oncology最新文献

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The accumulation of myeloid-derived suppressor cells participates in abdominal infection-induced tumor progression through the PD-L1/PD-1 axis. 髓源性抑制细胞的积累通过PD-L1/PD-1轴参与腹腔感染诱导的肿瘤进展。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-21 DOI: 10.1002/1878-0261.13767
Yiding Wang, Ting Guo, Xiaofang Xing, Xijuan Liu, Xuejun Gan, Yingai Li, Yan Liu, Fei Shan, Zhouqiao Wu, Jiafu Ji, Ziyu Li
{"title":"The accumulation of myeloid-derived suppressor cells participates in abdominal infection-induced tumor progression through the PD-L1/PD-1 axis.","authors":"Yiding Wang, Ting Guo, Xiaofang Xing, Xijuan Liu, Xuejun Gan, Yingai Li, Yan Liu, Fei Shan, Zhouqiao Wu, Jiafu Ji, Ziyu Li","doi":"10.1002/1878-0261.13767","DOIUrl":"https://doi.org/10.1002/1878-0261.13767","url":null,"abstract":"<p><p>Gastric cancer (GC) is the third leading cause of cancer-related deaths worldwide, with gastrectomy being the primary treatment option. Sepsis, a systemic inflammatory response to infection, may influence tumor growth by creating an immunosuppressive environment conducive to cancer cell proliferation and metastasis. Here, the effect of abdominal infection on tumor growth and metastasis was investigated through the implementation of a peritoneal metastasis model and a subcutaneous tumor model. In a murine model induced by cecal ligation and puncture (CLP) to simulate the effects of sepsis, we observed significant immune dysregulation, including T-cell exhaustion and the release of myeloid-derived suppressor cells (MDSCs). This immune alteration was associated with increased programmed cell death protein 1 (PD-1) expression on T cells and programmed cell death 1 ligand 1 (PD-L1) expression on MDSCs within the tumor microenvironment, fostering an immune-suppressive environment. Polymorphonuclear MDSCs (PMN-MDSCs) expressing elevated PD-L1 after sepsis demonstrated more substantial suppressive effects on T-cell proliferation than controls. Treatment with anti-PD-1 monoclonal antibodies successfully restored T-cell function, reduced mortality, and decreased metastasis in CLP mice. These findings emphasize the impact of sepsis on tumor progression and suggest targeting the PD-1/PD-L1 axis as a potential therapeutic strategy for managing immune dysfunction in patients with cancer.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143007823","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Whole-genome sequencing of cell-free DNA reveals DNA of tumor origin in plasma from patients with colorectal adenomas. 无细胞DNA的全基因组测序揭示了结直肠腺瘤患者血浆中肿瘤起源的DNA。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-20 DOI: 10.1002/1878-0261.13803
Amanda Frydendahl, Adam J Widman, Nadia Øgaard, Anushri Arora, Daniel Halmos, Jesper Nors, Johanne Ahrenfeldt, Tenna V Henriksen, Christina Demuth, Line Raaby, Mads H Rasmussen, Christina Therkildsen, Dan A Landau, Claus L Andersen
{"title":"Whole-genome sequencing of cell-free DNA reveals DNA of tumor origin in plasma from patients with colorectal adenomas.","authors":"Amanda Frydendahl, Adam J Widman, Nadia Øgaard, Anushri Arora, Daniel Halmos, Jesper Nors, Johanne Ahrenfeldt, Tenna V Henriksen, Christina Demuth, Line Raaby, Mads H Rasmussen, Christina Therkildsen, Dan A Landau, Claus L Andersen","doi":"10.1002/1878-0261.13803","DOIUrl":"https://doi.org/10.1002/1878-0261.13803","url":null,"abstract":"<p><p>The presence of circulating tumor DNA (ctDNA) in patients with colorectal adenomas remains uncertain. Studies using tumor-agnostic approaches report ctDNA in 10-15% of patients, though with uncertainty as to whether the signal originates from the adenoma. To obtain an accurate estimate of the proportion of patients with ctDNA, a sensitive tumor-informed strategy is preferred, as it ensures the detected signal originates from the adenoma. Here, tumor-informed whole-genome sequencing-based ctDNA analysis (MRD-EDGE<sup>SNV</sup>) was applied to two independent cohorts. Cohort 1, comprising 93 patients with stage III colorectal cancer (CRC) and 40 healthy individuals, was used to establish the signal threshold at 95% specificity. This threshold was then applied to Cohort 2, consisting of 22 patients with symptomatic and 20 with asymptomatic adenomas. In stage III, MRD-EDGE<sup>SNV</sup> had an area under the curve of 0.98. ctDNA was detected in 50% and 25% of patients with symptomatic and asymptomatic adenomas, respectively. The median adenoma plasma tumor fraction was 5.9 × 10<sup>-5</sup>. These finding not only demonstrate the feasibility of ctDNA detection in patients with colorectal adenomas, but also provides an estimate of the necessary sensitivity required to detect these lesions, paving the way for future ctDNA-based screening strategies.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143008044","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Consensus molecular subtyping of colorectal carcinoma brain metastases reveals a metabolic signature associated with poor patient survival. 结直肠癌脑转移的一致分子分型揭示了与患者生存不良相关的代谢特征。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-17 DOI: 10.1002/1878-0261.13748
Barnabas Irmer, Darius Wlochowitz, Carolin Krekeler, Katharina Maria Richter, Suganja Chandrabalan, Michaela Bayerlova, Alexander Wolff, Georg Lenz, Lena-Christin Conradi, Hans-Ulrich Schildhaus, Christine Stadelmann, Veit Rohde, Martin Proescholdt, Gabriela Salinas, Kia Homayounfar, Tanja Kuhlmann, Stephan Hailfinger, Tobias Pukrop, Kerstin Menck, Tim Beissbarth, Annalen Bleckmann
{"title":"Consensus molecular subtyping of colorectal carcinoma brain metastases reveals a metabolic signature associated with poor patient survival.","authors":"Barnabas Irmer, Darius Wlochowitz, Carolin Krekeler, Katharina Maria Richter, Suganja Chandrabalan, Michaela Bayerlova, Alexander Wolff, Georg Lenz, Lena-Christin Conradi, Hans-Ulrich Schildhaus, Christine Stadelmann, Veit Rohde, Martin Proescholdt, Gabriela Salinas, Kia Homayounfar, Tanja Kuhlmann, Stephan Hailfinger, Tobias Pukrop, Kerstin Menck, Tim Beissbarth, Annalen Bleckmann","doi":"10.1002/1878-0261.13748","DOIUrl":"https://doi.org/10.1002/1878-0261.13748","url":null,"abstract":"<p><p>The transcriptomic classification of primary colorectal cancer (CRC) into distinct consensus molecular subtypes (CMSs) is a well-described strategy for patient stratification. However, the molecular nature of CRC metastases remains poorly investigated. To this end, this study aimed to identify and compare organotropic CMS frequencies in CRC liver and brain metastases. Compared to reported CMS frequencies in primary CRC, liver metastases from CRC patients were CMS4-enriched and CMS3-depleted, whereas brain metastases mainly clustered as CMS3 and rarely as CMS4. Regarding overall survival rates, CMS4 was the most favorable subtype for patients with hepatic lesions, followed by CMS1 and CMS2. The survival of patients with brain metastases did not correlate with CMS. However, we identified a CMS3-related metabolic gene signature, specifically upregulated in central nervous system (CNS)-infiltrating CRC, as a negative prognostic marker and potential tumor progressor. In summary, subtyping of CRC metastases revealed an organotropic CMS distribution in liver and brain with impact on patient survival. CNS-infiltrating CRC samples were enriched for CMS3 and predictive metabolic biomarkers, suggesting metabolic dysregulation of CRC cells as a prerequisite for metastatic colonization of the brain.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143007733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
TRPM4 contributes to cell death in prostate cancer tumor spheroids, and to extravasation and metastasis in a zebrafish xenograft model system. 在斑马鱼异种移植模型系统中,TRPM4参与前列腺癌肿瘤球体的细胞死亡以及外渗和转移。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-16 DOI: 10.1002/1878-0261.13795
Florian Bochen, Saurav Subedi, Federico La Manna, Sofia Jarrin, Irida Papapostolou, Marianna Kruithof-de Julio, Christine Peinelt
{"title":"TRPM4 contributes to cell death in prostate cancer tumor spheroids, and to extravasation and metastasis in a zebrafish xenograft model system.","authors":"Florian Bochen, Saurav Subedi, Federico La Manna, Sofia Jarrin, Irida Papapostolou, Marianna Kruithof-de Julio, Christine Peinelt","doi":"10.1002/1878-0261.13795","DOIUrl":"https://doi.org/10.1002/1878-0261.13795","url":null,"abstract":"<p><p>Transient receptor potential melastatin-4 (TRPM4) ion channel expression is upregulated in prostate cancer (PCa), contributing to increased cell proliferation, migration, adhesion, epithelial-to-mesenchymal transition, cell cycle shift, and alterations of intracellular Ca<sup>2+</sup> signaling. GEO2R platform analysis of messenger RNA (mRNA) expression of ~ 6350 genes in normal and malignant prostate tissue samples from 15 PCa patients demonstrates that TRPM4 expression is upregulated sixfold and is among the most significantly upregulated genes in PCa. We find that absence of TRPM4 reduced PCa tumor spheroid size and decreased PCa tumor spheroid outgrowth. In addition, lack of TRPM4 increased cell death in PCa tumor spheroids, a phenotype that is absent in two-dimensional (2D) cancer cell systems. Lastly, absence of TRPM4 in PCa cells reduced extravasation and metastatic burden in a preclinical zebrafish cancer model. Taken together, our findings show that TRPM4 is an attractive therapeutic target in PCa and highlights the need for future development of pharmacological tools.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143007939","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Pogo transposons provide tools to restrict cancer growth. Pogo转座子提供了限制癌症生长的工具。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-15 DOI: 10.1002/1878-0261.13801
Elina Zueva, Marianne Burbage
{"title":"Pogo transposons provide tools to restrict cancer growth.","authors":"Elina Zueva, Marianne Burbage","doi":"10.1002/1878-0261.13801","DOIUrl":"https://doi.org/10.1002/1878-0261.13801","url":null,"abstract":"<p><p>Transposable elements provide material for novel gene formation. In particular, DNA transposons have contributed several essential genes involved in various physiological or pathological conditions. Here, we discuss recent findings by Tu et al. in Molecular Cell that identify Pogo transposon-derived gene POGK as tumor suppressor in triple-negative breast cancer (TNBC) by regulating ribosome biogenesis and restricting cell growth. An isoform-switch in TNBC results in the loss of POGK capacity to recruit the epigenetic corepressor TRIM28 and to exert its repressive functions. These findings shed light on the potential for TE-derived genes in providing new therapeutic opportunities for highly malignant TNBC.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143007652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Obesity alters the fitness of peritumoral adipose tissue, exacerbating tumor invasiveness in renal cancer through the induction of ADAM12 and CYP1B1. 肥胖会改变瘤周脂肪组织的健康状况,通过诱导 ADAM12 和 CYP1B1 增加肾癌肿瘤的侵袭性。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-13 DOI: 10.1002/1878-0261.13782
Sepehr Torabinejad, Caterina Miro, Annarita Nappi, Francesco Del Giudice, Annunziata Gaetana Cicatiello, Serena Sagliocchi, Lucia Acampora, Federica Restolfer, Melania Murolo, Emery Di Cicco, Federico Capone, Ciro Imbimbo, Monica Dentice, Felice Crocetto
{"title":"Obesity alters the fitness of peritumoral adipose tissue, exacerbating tumor invasiveness in renal cancer through the induction of ADAM12 and CYP1B1.","authors":"Sepehr Torabinejad, Caterina Miro, Annarita Nappi, Francesco Del Giudice, Annunziata Gaetana Cicatiello, Serena Sagliocchi, Lucia Acampora, Federica Restolfer, Melania Murolo, Emery Di Cicco, Federico Capone, Ciro Imbimbo, Monica Dentice, Felice Crocetto","doi":"10.1002/1878-0261.13782","DOIUrl":"https://doi.org/10.1002/1878-0261.13782","url":null,"abstract":"<p><p>Obesity exacerbates the risk and aggressiveness of many types of cancer. Adipose tissue (AT) represents a prevalent component of the tumor microenvironment (TME) and contributes to cancer development and progression. Reciprocal communication between cancer and adipose cells leads to the generation of cancer-associated adipocytes (CAAs), which in turn foster tumor invasiveness by producing paracrine metabolites, adipocytokines, and growth factors. Interfering with the crosstalk between CAAs and cancer cells is of key relevance in the prevention of tumor progression. The present study aimed to analyze the contribution of peritumoral AT in renal cell carcinoma (RCC) progression in lean versus overweight or obese patients. By isolating human adipose-derived stromal/stem cells from the three groups of patients and performing conditioned medium studies with RCC cells along with in vivo xenograft experiments, we found that peritumoral adipocytes from the three groups show a distinct expression profile of genes. In particular, ADAM metallopeptidase domain 12 (ADAM12) and cytochrome P450 family 1 subfamily B member 1 (CYP1B1) were found to be upregulated in obesity and their silencing reduced RCC cell invasiveness. In conclusion, high ADAM12 and CYP1B1 expressions in the peritumoral adipocytes boost tumor invasiveness and may serve as an indicator of poor prognosis in RCC.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142979220","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Rejuvenating the immune system. 使免疫系统恢复活力。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-13 DOI: 10.1002/1878-0261.13802
Konstantinos Evangelou, Vassilis G Gorgoulis
{"title":"Rejuvenating the immune system.","authors":"Konstantinos Evangelou, Vassilis G Gorgoulis","doi":"10.1002/1878-0261.13802","DOIUrl":"https://doi.org/10.1002/1878-0261.13802","url":null,"abstract":"<p><p>Rejuvenation of elementary immune system components has emerged as a promising strategy to deal with increased susceptibility to infections, cancers, autoimmune disorders, and low efficacy to vaccines, frequently accompanying aging. In this context, the thymus has gained significant attention. A recent study by Santamaria et al. reveals that the receptor activator of nuclear factor-κB (RANK)-RANK ligand (RANKL) axis is altered during age related thymic involution, compromising immune responses. Based on their findings, authors propose exogenous RANKL administration as a therapeutic strategy to reinvigorate thymic function and improve T-cell immunity during aging.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142979221","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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 PTTG1/VASP axis promotes oral squamous cell carcinoma metastasis by modulating focal adhesion and actin filaments. PTTG1/VASP轴通过调节局灶黏附和肌动蛋白丝促进口腔鳞状细胞癌转移。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-10 DOI: 10.1002/1878-0261.13779
Suyeon Park, Sang Shin Lee, Shihyun Kim, Yeonjun Lee, Gyeonwon Park, Jung Oh Kim, Jongho Choi
{"title":"The PTTG1/VASP axis promotes oral squamous cell carcinoma metastasis by modulating focal adhesion and actin filaments.","authors":"Suyeon Park, Sang Shin Lee, Shihyun Kim, Yeonjun Lee, Gyeonwon Park, Jung Oh Kim, Jongho Choi","doi":"10.1002/1878-0261.13779","DOIUrl":"https://doi.org/10.1002/1878-0261.13779","url":null,"abstract":"<p><p>The dynamics of focal adhesions (FAs) are essential physiological processes involved in cell spreading, metastasis, and regulation of the actin cytoskeleton. FAs are complex structures comprising proteins, such as paxillin and zyxin, which interact with extracellular membranes and influence cell motility and morphology. Although related studies have been reported in various cancers, the function and molecular mechanisms of oral squamous cell carcinoma (OSCC) remain unknown. We investigated the coordination between the actin cytoskeleton and FA proteins, specifically introducing pituitary tumor-transforming gene 1 (PTTG1; also known as PTTG1 regulator of sister chromatid separation, securin) into OSCC. Furthermore, we explored the co-localization of several FAs and PTTG1 through small interfering RNA (siRNA) control or siRNA-vasodilator-stimulated phosphoprotein (VASP) and -PTTG1, examining the mechanisms mediated by the induced changes in OSCC both in vitro and in vivo. The knockdown of VASP and PTTG1 regulates the dynamic actin cytoskeleton, restricting cell protrusion and motility from the front to the rear of OSCC cells. Our findings may provide new insights into how cells interact with each other on the surface of FAs in OSCC, influencing metastatic properties.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142962195","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Cystatin A promotes the antitumor activity of T helper type 1 cells and dendritic cells in murine models of pancreatic cancer. 半胱抑素A在小鼠胰腺癌模型中促进T辅助1型细胞和树突状细胞的抗肿瘤活性。
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-10 DOI: 10.1002/1878-0261.13796
Alessandro Nasti, Shingo Inagaki, Tuyen Thuy Bich Ho, Akihiro Seki, Keiko Yoshida, Kosuke Satomura, Yoshio Sakai, Shuichi Kaneko, Taro Yamashita
{"title":"Cystatin A promotes the antitumor activity of T helper type 1 cells and dendritic cells in murine models of pancreatic cancer.","authors":"Alessandro Nasti, Shingo Inagaki, Tuyen Thuy Bich Ho, Akihiro Seki, Keiko Yoshida, Kosuke Satomura, Yoshio Sakai, Shuichi Kaneko, Taro Yamashita","doi":"10.1002/1878-0261.13796","DOIUrl":"https://doi.org/10.1002/1878-0261.13796","url":null,"abstract":"<p><p>Pancreatic ductal adenocarcinoma (PDAC) is a disease with poor prognosis due to diagnostic and therapeutic limitations. We previously identified cystatin A (CSTA) as a PDAC biomarker and have conducted the present study to investigate the antitumor effects of CSTA. PDAC murine models were established with genetically modified PAN02 tumor cell lines to evaluate the antitumor immune response. PDAC mouse survival was significantly longer with CSTA, and its antitumor effect was mediated mainly by CD4+ cells and partly by CD8+ cells. We also observed an increased infiltration of CD4+ and CD8+ cells in tumors of mice overexpressing CSTA. Phenotypically, we confirmed higher T helper type 1 (Th1) cell activity and increased frequency and activity of M1 macrophages and dendritic cells (DCs) in CSTA-overexpressing mice. Gene expression analysis highlighted pathways related to interferon gamma (IFN-γ) induction and Th1 lymphocyte activation that were induced by CSTA. Macrophages and DCs shifted toward proinflammatory antitumor phenotypes. Furthermore, activated splenocytes of PDAC model mice expressing CSTA had increased proapoptotic activity. CSTA also promoted the selective migration of CD4+ and CD11c+ immune cells in an in vitro migration assay. In conclusion, CSTA exerts antitumor effects by enhancing Th1-mediated antitumor effects through promotion of DC and M1 macrophage activity, thereby increasing immune cell chemotaxis. CSTA could be a novel therapeutic candidate for PDAC.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142962194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
On-treatment dynamics of circulating extracellular vesicles in the first-line setting of patients with advanced non-small cell lung cancer: the LEXOVE prospective study. 晚期非小细胞肺癌一线患者循环细胞外囊泡的治疗动态:LEXOVE前瞻性研究
IF 6.6 2区 医学
Molecular Oncology Pub Date : 2025-01-09 DOI: 10.1002/1878-0261.13737
Valerio Gristina, Viviana Bazan, Nadia Barraco, Simona Taverna, Mauro Manno, Samuele Raccosta, Anna Paola Carreca, Marco Bono, Tancredi Didier Bazan Russo, Francesco Pepe, Pasquale Pisapia, Lorena Incorvaia, Giuseppe Badalamenti, Giancarlo Troncone, Umberto Malapelle, Daniele Santini, Antonio Russo, Antonio Galvano
{"title":"On-treatment dynamics of circulating extracellular vesicles in the first-line setting of patients with advanced non-small cell lung cancer: the LEXOVE prospective study.","authors":"Valerio Gristina, Viviana Bazan, Nadia Barraco, Simona Taverna, Mauro Manno, Samuele Raccosta, Anna Paola Carreca, Marco Bono, Tancredi Didier Bazan Russo, Francesco Pepe, Pasquale Pisapia, Lorena Incorvaia, Giuseppe Badalamenti, Giancarlo Troncone, Umberto Malapelle, Daniele Santini, Antonio Russo, Antonio Galvano","doi":"10.1002/1878-0261.13737","DOIUrl":"https://doi.org/10.1002/1878-0261.13737","url":null,"abstract":"<p><p>Extracellular vesicle (EV) monitoring can complement clinical assessment of cancer response. In this study, patients with advanced non-small cell lung cancer (NSCLC) undergoing osimertinib, alectinib, pembrolizumab or platinum-based chemotherapy ± pembrolizumab were enrolled. EVs were characterized using Bradford assay to quantify the circulating cell-free EV protein content (cfEV), and dynamic light scattering to assess Rayleigh ratio excess at 90°, z-averaged hydrodynamic diameter and polydispersity index. A total of 135 plasma samples from 27 patients were collected at baseline (T0) and at the first radiological restaging (T1). A ∆cfEV < 20% was associated with improved median progression-free survival (mPFS) in responders versus non-responders. Specifically, cfEV responders on pembrolizumab had a significantly better mPFS (25.2 months) compared to those on chemotherapy plus pembrolizumab (6.1 months). EGFR-positive cfEV responders also experienced longer mPFS compared to cfEV non-responders (35.1 months, 95% CI: 14.9-35.5 vs. 20.8 months, 95% CI: 11.2-30.4). This study suggested that monitoring circulating EV could provide valuable insights into treatment efficacy in NSCLC, particularly for patients receiving pembrolizumab or osimertinib.</p>","PeriodicalId":18764,"journal":{"name":"Molecular Oncology","volume":" ","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-01-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142951046","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
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