NPJ Precision Oncology最新文献

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Integrative whole slide image and spatial transcriptomics analysis with QuST and QuPath.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-12 DOI: 10.1038/s41698-025-00841-9
Chao-Hui Huang, Sara Lichtarge, Diane Fernandez
{"title":"Integrative whole slide image and spatial transcriptomics analysis with QuST and QuPath.","authors":"Chao-Hui Huang, Sara Lichtarge, Diane Fernandez","doi":"10.1038/s41698-025-00841-9","DOIUrl":"10.1038/s41698-025-00841-9","url":null,"abstract":"<p><p>The integration of AI in digital pathology, particularly in whole slide image (WSI) and spatial transcriptomics (ST) analysis, holds immense potential for enhancing disease understanding. Despite challenges such as training pattern preparation and resolution disparities, the convergence of these technologies can unlock insights. We introduce QuST, a QuPath extension that bridges the gap between WSI and ST at single-cell level, highlighting the power of this integrated approach in disease biology.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"70"},"PeriodicalIF":6.8,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11904241/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143616586","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Quantifying and interpreting biologically meaningful spatial signatures within tumor microenvironments.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-11 DOI: 10.1038/s41698-025-00857-1
Si-Yu Jing, He-Qi Wang, Ping Lin, Jiao Yuan, Zhi-Xuan Tang, Hong Li
{"title":"Quantifying and interpreting biologically meaningful spatial signatures within tumor microenvironments.","authors":"Si-Yu Jing, He-Qi Wang, Ping Lin, Jiao Yuan, Zhi-Xuan Tang, Hong Li","doi":"10.1038/s41698-025-00857-1","DOIUrl":"10.1038/s41698-025-00857-1","url":null,"abstract":"<p><p>The tumor microenvironment (TME) plays a crucial role in orchestrating tumor cell behavior and cancer progression. Recent advances in spatial profiling technologies have uncovered novel spatial signatures, including univariate distribution patterns, bivariate spatial relationships, and higher-order structures. These signatures have the potential to revolutionize tumor mechanism and treatment. In this review, we summarize the current state of spatial signature research, highlighting computational methods to uncover spatially relevant biological significance. We discuss the impact of these advances on fundamental cancer biology and translational research, address current challenges and future research directions.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"68"},"PeriodicalIF":6.8,"publicationDate":"2025-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11897387/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143605700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
A phase II trial of mTORC1/2 inhibition in STK11 deficient non small cell lung cancer.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-11 DOI: 10.1038/s41698-025-00838-4
Gary Middleton, Helen L Robbins, Peter Fletcher, Joshua Savage, Manita Mehmi, Yvonne Summers, Alastair Greystoke, Nicola Steele, Sanjay Popat, Pooja Jain, James Spicer, Judith Cave, Paul Shaw, David Gilligan, Danielle Power, Dean Fennell, Maya Bajracharya, David J McBride, Uma Maheswari, Alexander M Frankell, Charles Swanton, Andrew D Beggs, Lucinda Billingham
{"title":"A phase II trial of mTORC1/2 inhibition in STK11 deficient non small cell lung cancer.","authors":"Gary Middleton, Helen L Robbins, Peter Fletcher, Joshua Savage, Manita Mehmi, Yvonne Summers, Alastair Greystoke, Nicola Steele, Sanjay Popat, Pooja Jain, James Spicer, Judith Cave, Paul Shaw, David Gilligan, Danielle Power, Dean Fennell, Maya Bajracharya, David J McBride, Uma Maheswari, Alexander M Frankell, Charles Swanton, Andrew D Beggs, Lucinda Billingham","doi":"10.1038/s41698-025-00838-4","DOIUrl":"10.1038/s41698-025-00838-4","url":null,"abstract":"<p><p>There are no current stratified medicine options for STK11-deficient NSCLC. STK11 loss mediates mTORC activation, GLUT1 up-regulation and increased glycolysis. This metabolic reprogramming might represent a therapeutic vulnerability targetable with mTORC1/2 inhibition. In arm B2 of the National Lung Matrix Trial 54 patients with NSCLC received vistusertib, of which 49 were STK11-deficient (30 with KRAS mutation (B2D), 19 without (B2S)). Objective response (OR) and durable clinical benefit (DCB) rates with 95% credible intervals (CrI) were estimated from posterior probability distributions generated using Bayesian beta-binomial conjugate analysis. In B2D, 2 per-protocol patients obtained OR (estimated true OR rate (95%CrI) 9.8% (2.4-24.3). Estimates of true DCB rate (95%CrI): B2D 24.4% (11.1-42.3), B2S 14.6% (3.6-34.7). Overall, vistusertib cannot be recommended in this context. Longitudinal ctDNA analysis demonstrates enrichment of SMARCA4 mutations post-treatment. In vitro studies show adaptive resistance to mTORC1/2 inhibition via AKT reactivation. (NCT02664935, ISRCTN38344105, EudraCT 2014-000814-73, 10 June 2015).</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"67"},"PeriodicalIF":6.8,"publicationDate":"2025-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11897347/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143605698","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
A nationwide comprehensive genomic profiling and molecular tumor board platform for patients with advanced cancer.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-10 DOI: 10.1038/s41698-025-00858-0
Pieter-Jan Volders, Philippe Aftimos, Franceska Dedeurwaerdere, Geert Martens, Jean-Luc Canon, Gabriela Beniuga, Guy Froyen, Jacques Van Huysse, Rebecca De Pauw, Hans Prenen, Suzan Lambin, Lore Decoster, Freya Vaeyens, Sylvie Rottey, Pieter-Jan Van Dam, Lynn Decoster, Annemie Rutten, Max Schreuer, Siebe Loontiens, Joni Van der Meulen, Jeroen Mebis, Kristof Cuppens, Sabine Tejpar, Isabelle Vanden Bempt, Jacques De Grève, David Schröder, Cédric van Marcke, Marc Van Den Bulcke, Evandro de Azambuja, Kevin Punie, Brigitte Maes
{"title":"A nationwide comprehensive genomic profiling and molecular tumor board platform for patients with advanced cancer.","authors":"Pieter-Jan Volders, Philippe Aftimos, Franceska Dedeurwaerdere, Geert Martens, Jean-Luc Canon, Gabriela Beniuga, Guy Froyen, Jacques Van Huysse, Rebecca De Pauw, Hans Prenen, Suzan Lambin, Lore Decoster, Freya Vaeyens, Sylvie Rottey, Pieter-Jan Van Dam, Lynn Decoster, Annemie Rutten, Max Schreuer, Siebe Loontiens, Joni Van der Meulen, Jeroen Mebis, Kristof Cuppens, Sabine Tejpar, Isabelle Vanden Bempt, Jacques De Grève, David Schröder, Cédric van Marcke, Marc Van Den Bulcke, Evandro de Azambuja, Kevin Punie, Brigitte Maes","doi":"10.1038/s41698-025-00858-0","DOIUrl":"10.1038/s41698-025-00858-0","url":null,"abstract":"<p><p>The Belgian Approach for Local Laboratory Extensive Tumor Testing (BALLETT) study assessed the feasibility of using comprehensive genomic profiling (CGP) in clinical decision-making for patients with advanced cancers. This multi-center study enrolled 872 patients from 12 Belgian hospitals. CGP was performed on tumor tissues using a standardized CGP panel (523 genes) across nine laboratories with success in 93% of patients and a median turnaround time of 29 days. Actionable genomic markers were identified in 81% of patients, substantially higher than the 21% using nationally reimbursed, small panels. A national molecular tumor board (nMTB) recommended treatments for 69% of patients, with 23% receiving matched therapies. Reasons for non-compliance were highly variable across clinical sites. Overall, BALLETT demonstrates the feasibility of implementing decentralized CGP and its potential to identify actionable targets in most patients with advanced cancers. BALLETT reinforces CGP's utility and emphasizes the importance of collaboration, standardization, and addressing implementation challenges.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"66"},"PeriodicalIF":6.8,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11893761/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143597387","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
piRNA28846 has the potential to be a novel RNA nucleic acid drug for ovarian cancer.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-08 DOI: 10.1038/s41698-025-00840-w
Hong-Lei Qin, Yang Han, Jian-Qi Li, Qing-Hua Wu, Yu-Ping Du, Qian-Hui Li, Xi Chen, Yong-Peng Wang, Xue Guan, Xiu-Jie Sheng, Shuo Chen, Yang Zhao
{"title":"piRNA28846 has the potential to be a novel RNA nucleic acid drug for ovarian cancer.","authors":"Hong-Lei Qin, Yang Han, Jian-Qi Li, Qing-Hua Wu, Yu-Ping Du, Qian-Hui Li, Xi Chen, Yong-Peng Wang, Xue Guan, Xiu-Jie Sheng, Shuo Chen, Yang Zhao","doi":"10.1038/s41698-025-00840-w","DOIUrl":"10.1038/s41698-025-00840-w","url":null,"abstract":"<p><p>Conventional targeted therapies primarily rely on small molecules and proteins. However, they often struggle to enter specific protein conformations, which limits their therapeutic effectiveness. In contrast, RNA therapy is emerging as a more precise and effective targeting strategy. Through differential analysis comparing Pandora-Seq data with clinical samples, we discovered that the small RNA piR-28846 naturally, occurring in human body, exhibited low expression levels in ovarian cancer tissues. Experimental results indicate that piR-28846 inhibits the growth of ovarian cancer cells. Additionally, piR-28846 demonstrated significant therapeutic effects in xenograft models and ovarian cancer-like organoids. Further studies revealed that piR-28846 binds to NSUN2 and down-regulates it, which in turn affects the stability of KPNA2 mRNA. Notably, KPNA2 negatively regulates NSUN2 expression and localization. Given its inhibitory effects observed in vivo, in vitro, and in the ovarian cancer organoid model, we believe piR-28846 has strong potential as a small nucleic acid therapy of ovarian cancer.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"65"},"PeriodicalIF":6.8,"publicationDate":"2025-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11890584/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143586426","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Role of GPX3+ astrocytes in breast cancer brain metastasis activated by circulating tumor cell exosomes.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-07 DOI: 10.1038/s41698-025-00833-9
Guanghui Huang, Gongwen Xu, Qianqian Cao, Sheng Li, Hao Li, Xiaonan Zhang, Xiaomei Li
{"title":"Role of GPX3+ astrocytes in breast cancer brain metastasis activated by circulating tumor cell exosomes.","authors":"Guanghui Huang, Gongwen Xu, Qianqian Cao, Sheng Li, Hao Li, Xiaonan Zhang, Xiaomei Li","doi":"10.1038/s41698-025-00833-9","DOIUrl":"10.1038/s41698-025-00833-9","url":null,"abstract":"<p><p>Brain metastasis from breast cancer (BMBC) contributes significantly to mortality, yet its mechanisms remain unclear. This study investigates the activation of GPX3+ astrocytes by circulating tumor cell (CTC)-derived exosomes in the metastatic process. Using a mouse model of BMBC, we performed single-cell RNA sequencing (scRNA-seq) and metabolomics to explore the role of GPX3+ astrocytes in the brain microenvironment. We found that CTCs activate these astrocytes, promoting IL-1β production and Th17 cell differentiation, crucial for the formation of the metastatic niche. Conditional knockout of GPX3 reduced brain metastasis and extended survival, highlighting its importance in metastasis. Our findings uncover a novel mechanism by which CTCs activate GPX3+ astrocytes to drive breast cancer brain metastasis, suggesting new therapeutic targets for intervention.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"64"},"PeriodicalIF":6.8,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11889224/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143586429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Successful unconventional precision treatment of inflammatory hormone receptor-positive breast cancer guided by molecular profiling.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-07 DOI: 10.1038/s41698-025-00845-5
Jailan Elayoubi, Yu Zong, Erich J Schwartz
{"title":"Successful unconventional precision treatment of inflammatory hormone receptor-positive breast cancer guided by molecular profiling.","authors":"Jailan Elayoubi, Yu Zong, Erich J Schwartz","doi":"10.1038/s41698-025-00845-5","DOIUrl":"10.1038/s41698-025-00845-5","url":null,"abstract":"<p><p>We present a unique case of locally advanced, inflammatory hormone receptor (HR) positive, human epidermal growth factor receptor 2 (HER2)-negative breast cancer in a young woman. A MammaPrint gene signature performed on the core biopsy indicated a very high risk of recurrence (MammaPrint high risk 2, MPH2). BluePrint 80-gene signature was used for the molecular subtyping and identified the tumor as a basal subtype, resembling triple-negative breast cancer (TNBC) despite the strong estrogen receptor (ER) expression on immunohistochemical (IHC) staining. We treated the patient with a TNBC protocol, incorporating carboplatin and immunotherapy into the anthracycline-based chemotherapy backbone in the neoadjuvant setting. The patient achieved a complete response and remains to be disease-free after 2 years, with ongoing follow-up.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"63"},"PeriodicalIF":6.8,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11889212/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143586431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Neoadjuvant immune checkpoint inhibitors for hepatocellular carcinoma.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-06 DOI: 10.1038/s41698-025-00846-4
Vinita Akula, Lily Chen, Yusuf Acikgoz, Katherine Klein, Betul Gok Yavuz, Lokman Cevik, Tarik Demir, Ashish Manne, Ilyas Sahin, Ahmed Kaseb, Elshad Hasanov
{"title":"Neoadjuvant immune checkpoint inhibitors for hepatocellular carcinoma.","authors":"Vinita Akula, Lily Chen, Yusuf Acikgoz, Katherine Klein, Betul Gok Yavuz, Lokman Cevik, Tarik Demir, Ashish Manne, Ilyas Sahin, Ahmed Kaseb, Elshad Hasanov","doi":"10.1038/s41698-025-00846-4","DOIUrl":"10.1038/s41698-025-00846-4","url":null,"abstract":"<p><p>Hepatocellular carcinoma (HCC) is the most common type of liver cancer. HCC treatment is challenging; surgical resection is the primary curative treatment for early-stage disease, but recurrence rates are high. Immune checkpoint inhibitors (ICIs) are a promising neoadjuvant treatment that can reduce recurrence rates and mortality after surgery and achieve complete/partial responses. Clinical trials provide strong evidence for the efficacy and safety of ICI monotherapy for neoadjuvant HCC treatment.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"60"},"PeriodicalIF":6.8,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11885445/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143573422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Extended spectrum of cancers in PTEN hamartoma tumor syndrome.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-06 DOI: 10.1038/s41698-025-00847-3
Lamis Yehia, Gilman Plitt, Ann M Tushar, Darren Liu, Julia Joo, Ying Ni, Sujata Patil, Charis Eng
{"title":"Extended spectrum of cancers in PTEN hamartoma tumor syndrome.","authors":"Lamis Yehia, Gilman Plitt, Ann M Tushar, Darren Liu, Julia Joo, Ying Ni, Sujata Patil, Charis Eng","doi":"10.1038/s41698-025-00847-3","DOIUrl":"10.1038/s41698-025-00847-3","url":null,"abstract":"<p><p>PTEN hamartoma tumor syndrome (PHTS) is associated with increased lifetime risks of breast, thyroid, kidney, endometrial, and colorectal cancers, as well as melanoma (collectively, component cancers). We sought to characterize non-component cancers (NCC) in PHTS. Of 701 research participants with PHTS, 340 (49%) had cancer, with 101 (30%) having at least one NCC. Interestingly, 71 (70%) of those with NCC had at least one other PHTS component malignancy. Patients with pathogenic PTEN variants showed higher risks for prostate cancer and soft tissue sarcomas at younger ages than the general population. A literature survey showed independent cases of NCC in PHTS, with PTEN-related molecular changes including second-hit somatic PTEN alterations in a subset of various specimens. We recommend increased awareness regarding NCC in individuals with PHTS, particularly increased risks for prostate cancer and sarcoma. Further studies are needed to define age-related penetrance and accordingly, the appropriate strategies for cancer risk management.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"61"},"PeriodicalIF":6.8,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11885834/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143573450","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
LINE-1 ORF1p expression occurs in clear cell ovarian carcinoma precursors and is a candidate blood biomarker.
IF 6.8 1区 医学
NPJ Precision Oncology Pub Date : 2025-03-06 DOI: 10.1038/s41698-025-00849-1
Pamela R de Santiago, Sho Sato, Stephanie J Zhang, Meaghan C Dougher, Kyle M Devins, Agnes J Bilecz, Sagar Rayamajhi, Gabriel Mingo, Hannah S Rendulich, Yi Feng, Connie Wu, Martin S Taylor, Yelena Zhuravlev, Euihye Jung, Dalia K Omran, Tian-Li Wang, Ie-Ming Shih, Lauren E Schwartz, Sarah Kim, Mark A Morgan, Janos L Tanyi, Kathleen H Burns, Ernst Lengyel, Carlos Parra-Herran, Andrew K Godwin, David R Walt, Ronny Drapkin
{"title":"LINE-1 ORF1p expression occurs in clear cell ovarian carcinoma precursors and is a candidate blood biomarker.","authors":"Pamela R de Santiago, Sho Sato, Stephanie J Zhang, Meaghan C Dougher, Kyle M Devins, Agnes J Bilecz, Sagar Rayamajhi, Gabriel Mingo, Hannah S Rendulich, Yi Feng, Connie Wu, Martin S Taylor, Yelena Zhuravlev, Euihye Jung, Dalia K Omran, Tian-Li Wang, Ie-Ming Shih, Lauren E Schwartz, Sarah Kim, Mark A Morgan, Janos L Tanyi, Kathleen H Burns, Ernst Lengyel, Carlos Parra-Herran, Andrew K Godwin, David R Walt, Ronny Drapkin","doi":"10.1038/s41698-025-00849-1","DOIUrl":"10.1038/s41698-025-00849-1","url":null,"abstract":"<p><p>Long interspersed element 1 (LINE-1) retrotransposons are repetitive sequences that can move within the genome by an autonomous mechanism. To limit their mutagenic potential, benign cells restrict LINE-1 expression through molecular mechanisms such as DNA methylation and histone modification, but these mechanisms are usually impaired in cancer. Clear cell ovarian carcinoma (CCOC) represents 5-10% of ovarian cancers and is thought to arise from endometriosis. Women with advanced CCOC face poor prognoses, highlighting the importance of understanding early disease pathogenesis. In our study, 33 of 40 cases (over 82%) of CCOC tumors express ORF1p, a LINE-1-encoded protein. We found that LINE-1 de-repression is an early event in CCOC, as ORF1p is enhanced during the transition from typical to atypical endometriosis and persists in invasive cancer. Finally, using single-molecule array (Simoa) assays, we detected ORF1p in patient blood, suggesting it as a potential minimally invasive biomarker for this disease.</p>","PeriodicalId":19433,"journal":{"name":"NPJ Precision Oncology","volume":"9 1","pages":"62"},"PeriodicalIF":6.8,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11885553/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143573418","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
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