Translational Oncology最新文献

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Ad-VT causes ovarian cancer A2780 cell death via mitochondrial apoptosis and autophagy pathways Ad-VT 通过线粒体凋亡和自噬途径导致卵巢癌 A2780 细胞死亡。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-08-01 DOI: 10.1016/j.tranon.2024.102067
{"title":"Ad-VT causes ovarian cancer A2780 cell death via mitochondrial apoptosis and autophagy pathways","authors":"","doi":"10.1016/j.tranon.2024.102067","DOIUrl":"10.1016/j.tranon.2024.102067","url":null,"abstract":"<div><h3>Objective</h3><p>The recombinant adenovirus Ad-apoptin-hTERTp-E1a (Ad-VT) to have a bi-specific oncolytic character in many tumor cells, but its action pathway in killing tumor cells has not been accurately elucidated. Here, we studied the mechanism of apoptosis and autophagy induced by Ad-VT and the interaction between autophagy and apoptosis.</p></div><div><h3>Methods</h3><p>Crystal Violet staining and CCK-8 assays were used to detect the inhibitory effect of Ad-VT on ovarian cancer cells. The antitumor effect of Ad-VT in vivo was analyzed by tumor bearing nude mouse model. Subsequently, flow cytometry and fluorescence staining were used to analyze the main types of apoptosis and autophagy induced by Ad-VT.</p></div><div><h3>Results</h3><p>In this study, through the in vitro cell inhibition assays, we found that Ad-VT has a significant inhibitory effect on ovarian cancer A2780 cells, but no significant inhibitory effect on normal ovarian epithelial cells. Then in vivo experiments showed that Ad-VT significantly inhibited tumor growth and extended the survival time of mice. Subsequent detection of the level of apoptosis found that Ad-VT can cause a strong apoptotic response and kill cells mainly through the endogenous apoptotic pathway. Through the staining analysis of LC3 and the analysis of autophagy-related proteins, it was found that Ad-VT could significantly increase the level of autophagy in A2780 cells, and this was a protective mechanism.</p></div><div><h3>Conclusions</h3><p>Ad-VT, which replicates under the control of the hTERT promoter and expresses apoptin protein, have significant inhibitory effect on ovarian cancer A2780 cells and promote their apoptosis and autophagy.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001943/pdfft?md5=ca0bcd58aeeedda891343d8dff5dcf20&pid=1-s2.0-S1936523324001943-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141879468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Tislelizumab plus neoadjuvant chemotherapy and concurrent chemoradiotherapy versus neoadjuvant chemotherapy and concurrent chemoradiotherapy for locally advanced nasopharyngeal carcinoma: A retrospective study 局部晚期鼻咽癌新辅助化疗和同期放化疗与新辅助化疗和同期放化疗的比较:一项回顾性研究。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-30 DOI: 10.1016/j.tranon.2024.102058
{"title":"Tislelizumab plus neoadjuvant chemotherapy and concurrent chemoradiotherapy versus neoadjuvant chemotherapy and concurrent chemoradiotherapy for locally advanced nasopharyngeal carcinoma: A retrospective study","authors":"","doi":"10.1016/j.tranon.2024.102058","DOIUrl":"10.1016/j.tranon.2024.102058","url":null,"abstract":"<div><h3>Background</h3><p>The efficacy of immunotherapy plus neoadjuvant chemotherapy and concurrent chemoradiotherapy (CCRT) for locally advanced nasopharyngeal carcinoma (LA-NPC) has not been reported. This study retrospectively compared the efficacy of tislelizumab plus neoadjuvant chemotherapy and CCRT with neoadjuvant chemotherapy followed by CCRT.</p></div><div><h3>Methods</h3><p>Ninety patients with stages III–IVa NPC were identified between January 2020 and March 2021 at the Affiliate Hospital of Guangdong Medical University. Forty-three patients in the observation group (OG) received tislelizumab plus nano albumin–paclitaxel and cisplatin (nab-TP) regimen, followed by CCRT, while forty-seven patients in the control group (CG) received nab-TP regimen followed by CCRT.</p></div><div><h3>Results</h3><p>The complete response rate after neoadjuvant therapy was significantly higher in the OG compared to the CG (37.2% vs. 12.8 %). The objective response rates were 88.4 % in the OG and 70.2 % in the CG. The 3-year progression-free survival (PFS) rates for OG and CG patients were 93.0 % and 78.7 %, respectively (<em>P</em> = 0.04, HR = 0.31). The overall survival (OS) rates for the OG and the CG were 95.3 % and 87.2 %, respectively (<em>P</em> = 0.15, HR = 0.36). Locoregional relapse-free survival (LRFS) rates were 90.7 % for the OG and 72.3 % for the CG (<em>P</em> = 0.04, HR = 0.38), and distant metastasis-free survival (DMFS) rates were 95.3 % for the OG, and 80.9 % for the CG (<em>P</em> = 0.04, HR = 0.30). For PD-L1 high-expression and low-expression rates, the 3-year PFS rates were 89.2 % and 85.7 % (<em>P</em> = 0.77, HR = 1.21), and the OS rates were 90.2 % and 89.2 % (<em>P</em> = 0.65, HR = 1.36), respectively.</p></div><div><h3>Conclusion</h3><p>Tislelizumab combined with neoadjuvant chemotherapy and CCRT showed encouraging therapeutic effects and good tolerability in patients with LA-NPC compared to the standard treatment.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001852/pdfft?md5=fc9e55e75e94e2dacd5a7ba46bdae282&pid=1-s2.0-S1936523324001852-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141856569","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
TAK1 expression is associated with increased PD-L1 and decreased cancer-specific survival in microsatellite-stable colorectal cancer 在微卫星稳定的结直肠癌中,TAK1的表达与PD-L1的增加和癌症特异性生存率的降低有关。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-27 DOI: 10.1016/j.tranon.2024.102064
{"title":"TAK1 expression is associated with increased PD-L1 and decreased cancer-specific survival in microsatellite-stable colorectal cancer","authors":"","doi":"10.1016/j.tranon.2024.102064","DOIUrl":"10.1016/j.tranon.2024.102064","url":null,"abstract":"<div><h3>Background</h3><p>Transforming growth factor β-activated protein kinase-1 (TAK1) plays an important role in MAPK and NFκB pathways and has been associated with colorectal cancer. The aim of this study was to determine how cytoplasmic and juxtanuclear punctate staining of TAK1 relates to immune checkpoint expression and cancer specific survival in colorectal cancer.</p></div><div><h3>Methods</h3><p>Protein expression was assessed by immunohistochemistry on tissue microarrays from primary curative colorectal cancer resected specimens. Expression levels of cytoplasmic TAK1 by QuPath digital quantification and punctate TAK1 staining was scored using a manual point scoring technique and correlated with clinicopathological features, immune checkpoint expression and cancer-specific survival. Bulk RNA sequencing was performed in specimens to determine mutational profiles and differentially expressed genes.</p></div><div><h3>Results</h3><p>A cohort of 875 patients who had undergone colorectal cancer resection were assessed for TAK1 expression. Higher levels of cytoplasmic TAK1 expression correlated with elevated PD1 and PD-L1 expression (<em>p</em> &lt; 0.010). High punctate TAK1 expression was more commonly identified in poorly differentiated colorectal cancers (<em>p</em> = 0.036), had dysregulated mutational and transcriptional profiles with decreased insulin-like growth factor 2(<em>IGF2</em>) expression (<em>p</em> &lt; 0.010), and independently predicted poor cancer-specific survival (HR 2.690, 95% CI 1.419–5.100, <em>p</em> = 0.002). The association of punctate TAK1 expression and recurrence remained after subgroup analysis for microsatellite-stable colorectal cancer (<em>p</em> = 0.028).</p></div><div><h3>Discussion</h3><p>Punctate TAK1 expression is associated with worse cancer specific survival. TAK1 signalling may be an important pathway to investigate underlying mechanisms for recurrence in microsatellite-stable colorectal cancer.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001918/pdfft?md5=3d64d5a636379670e27ae68c7cd42bd1&pid=1-s2.0-S1936523324001918-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141789094","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Editorial Note: Biomaterials in Cancer - From Research Breakthroughs to Clinical Implementation 编者按:癌症中的生物材料--从研究突破到临床应用
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-26 DOI: 10.1016/j.tranon.2024.102061
{"title":"Editorial Note: Biomaterials in Cancer - From Research Breakthroughs to Clinical Implementation","authors":"","doi":"10.1016/j.tranon.2024.102061","DOIUrl":"10.1016/j.tranon.2024.102061","url":null,"abstract":"","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001888/pdfft?md5=6c1f8c2d93ade1bed034bab45e54c43d&pid=1-s2.0-S1936523324001888-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141840155","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
FUBP1 in human cancer: Characteristics, functions, and potential applications 人类癌症中的 FUBP1:特征、功能和潜在应用。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-26 DOI: 10.1016/j.tranon.2024.102066
{"title":"FUBP1 in human cancer: Characteristics, functions, and potential applications","authors":"","doi":"10.1016/j.tranon.2024.102066","DOIUrl":"10.1016/j.tranon.2024.102066","url":null,"abstract":"<div><p>Far upstream element-binding protein 1 (FUBP1) is a single-stranded nucleic acid-binding protein that binds to the Far Upstream Element (FUSE) sequence and is involved in important biological processes, including DNA transcription, RNA biogenesis, and translation. Recent studies have highlighted the significance of aberrant expression or mutations in FUBP1 in the development of various tumors, with FUBP1 overexpression often indicating oncogenic roles in different tumor types. However, it is worth noting that recent research has discovered its tumor-suppressive role in cancer, which is not yet fully understood and appears to be tissue- or context-dependent. This review summarizes the association between FUBP1 and diverse cancers and discusses the functions of FUBP1 in cancer. In addition, this review proposes potential clinical implications and outlines future research directions to pave the way for the development of targeted therapeutic strategies focusing on FUBP1.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001931/pdfft?md5=5fad90e98cf8fddc11e7732a09fa37d2&pid=1-s2.0-S1936523324001931-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141789093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
GAS6-AS1 drives bladder cancer progression by increasing MMP7 expression in a ceRNA- and RBP-dependent manner GAS6-AS1 通过以 ceRNA 和 RBP 依赖性方式增加 MMP7 的表达来推动膀胱癌的进展。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-24 DOI: 10.1016/j.tranon.2024.102065
{"title":"GAS6-AS1 drives bladder cancer progression by increasing MMP7 expression in a ceRNA- and RBP-dependent manner","authors":"","doi":"10.1016/j.tranon.2024.102065","DOIUrl":"10.1016/j.tranon.2024.102065","url":null,"abstract":"<div><p>Numerous recent studies have underscored the indispensable roles of long non-coding RNAs (lncRNAs) in various diseases. However, their precise mechanisms in urinary bladder cancer (UBC) remain to be further elucidated. To delve into this inquiry, online databases were analyzed to identify differentially expressed lncRNAs in UBC, followed by the functional experiments in vivo and in vitro functional experiments. GAS6-AS1 exhibited high expression levels in UBC tissues and was shown to regulate the proliferation, migration, invasion, and cell cycle progression of UBC cells in vitro and in vivo. Then, a series of molecular biology experiments, including RNA pull-down, dual-luciferase reporter gene assays, RNA immunoprecipitation (RIP) assays, fluorescent in situ hybridization (FISH), and the triplex-capture assay demonstrated its interaction with miR-367-3p and PRC1. Mechanistically, GAS6-AS1 was found to enhance MMP7 expression by sequestering miR-367-3p. Moreover, GAS6-AS1 inhibited APC transcription by binding with PRC1, thereby activating several oncogenes downstream of the WNT pathway. To sum up, GAS6-AS1 promotes UBC progression through two distinct axes: the GAS6-AS1/miR-367-3p/MMP7 axis and the GAS6-AS1/PRC1/APC/Wnt/MMP7 axis, respectively. As a potential biomarker for UBC, GAS6-AS1 holds promising prospects for the diagnosis, treatment, and prognosis of UBC.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S193652332400192X/pdfft?md5=03283242222101c665e4d91e6a6d890d&pid=1-s2.0-S193652332400192X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141761112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
TP53 signature predicts pathological complete response after neoadjuvant chemotherapy for breast cancer: Observational and confirmational study using prospective study cohorts TP53特征可预测乳腺癌新辅助化疗后的病理完全反应:使用前瞻性研究队列进行观察和确认研究。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-24 DOI: 10.1016/j.tranon.2024.102060
{"title":"TP53 signature predicts pathological complete response after neoadjuvant chemotherapy for breast cancer: Observational and confirmational study using prospective study cohorts","authors":"","doi":"10.1016/j.tranon.2024.102060","DOIUrl":"10.1016/j.tranon.2024.102060","url":null,"abstract":"<div><p>The <em>TP53</em> signature is considered a predictor of neoadjuvant chemotherapy (NAC) response and prognostic factor in breast cancer. The objective of this study was to confirm <em>TP53</em> signature can predict pathological complete response (pCR) and prognosis in cohorts of breast cancer patients who received NAC in prospective studies.</p><p>Development cohorts (retrospective [<em>n</em> = 37] and prospective [<em>n</em> = 216] cohorts) and validation cohorts (NAC administered prospective study cohorts [<em>n</em> = 407] and retrospective perioperative chemotherapy (PC)-naïve, hormone receptor (HrR)-positive cohort [PC-naïve_HrR+ cohort] [<em>n</em> = 322]) were used. <em>TP53</em> signature diagnosis kit was developed using the development cohorts. <em>TP53</em> signature predictability for pCR and the relationship between recurrence-free survival (RFS), overall survival (OS), and the <em>TP53</em> signature were analyzed.</p><p>The pCR rate of the mutant (mt) signature group was significantly higher than that of the wild-type (wt) signature group (odds ratio, 5.599; 95 % confidence interval = 1.876–16.705; <em>P</em> = 0.0008). The comparison of the RFS and OS between the HrR+ and HER2− subgroup of the NAC cohort and of the PC-naïve_HrR+ cohort indicated that the RFS and OS benefit of NAC was greater in the mt signature group than in the wt signature group. From post hoc analyses, the RFS and OS benefit from adding capecitabine to FEC+T as NAC might be observed only in the mt signature group.</p><p>The <em>TP53</em> signature can predict the pCR after NAC, and the RFS and OS benefit from NAC may be greater in the mt signature group than in the wt signature group.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001876/pdfft?md5=0ef34548b168a7dae733e6083352115c&pid=1-s2.0-S1936523324001876-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141761114","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Hsa_Circ_0008035 drives immune evasion of gastric cancer via promoting EXT1-mediated nuclear translocation of PKM2 Hsa_Circ_0008035通过促进EXT1介导的PKM2核转位来驱动胃癌的免疫逃避。
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-24 DOI: 10.1016/j.tranon.2024.102004
{"title":"Hsa_Circ_0008035 drives immune evasion of gastric cancer via promoting EXT1-mediated nuclear translocation of PKM2","authors":"","doi":"10.1016/j.tranon.2024.102004","DOIUrl":"10.1016/j.tranon.2024.102004","url":null,"abstract":"<div><p>Circular RNAs (circRNAs) have been reported to be associated with the malignant phenotypes of cancer. However, the role and underlying mechanism of hsa_Circ_0008035 in colorectal cancer (CRC) remains unclear. In this study, we elucidated the pivotal role of hsa_circ_0008035 in gastric cancer progression and immune evasion. Elevated hsa_circ_0008035 levels in gastric cancer patient serum correlated positively with disease advancement, including tumor stages and lymph node metastasis. Functional analyses revealed a negative association between hsa_circ_0008035 and CD8+ <em>T</em> cell number and function. Mechanistically, hsa_circ_0008035 encoded the novel protein EXT1–219aa, suppressing EXT1 phosphorylation and expression. Additionally, hsa_circ_0008035 regulated pyruvate metabolism by influencing the nucleus localization of PKM2. The identified EXT1/PKM2 axis further underscored the intricate regulatory mechanisms orchestrated by hsa_circ_0008035 in gastric cancer, offering potential diagnostic and therapeutic implications in the ongoing pursuit of targeted therapies for gastric cancer patients.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001311/pdfft?md5=ebaaa9d9b7d635a847745221b0c49a3e&pid=1-s2.0-S1936523324001311-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141761113","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Potentially actionable targets in synovial sarcoma: A tissue microarray study 滑膜肉瘤中的潜在作用靶点:组织芯片研究
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-18 DOI: 10.1016/j.tranon.2024.102057
{"title":"Potentially actionable targets in synovial sarcoma: A tissue microarray study","authors":"","doi":"10.1016/j.tranon.2024.102057","DOIUrl":"10.1016/j.tranon.2024.102057","url":null,"abstract":"<div><h3>Background</h3><p>Synovial sarcoma (SynSa) is one of the most common translocation-related soft tissue sarcomas. Patients with metastatic SynSa have limited treatment options and a very poor prognosis. Several novel experimental therapies are currently being explored in clinical trials, including T cell-based therapies targeting cancer testis antigens such as New York esophageal squamous cell carcinoma 1 (NY-ESO-1) or melanoma-associated antigen A4 (MAGE-A4), and degraders targeting bromodomain-containing protein 9 (BRD9). Preclinical studies investigate inhibitors of Yes associated protein 1 (YAP1), transcriptional co-activator with PDZ-binding motif (TAZ) and inhibitors of chemokine receptor 4 (CXCR4).</p></div><div><h3>Methods</h3><p>We explored the immunohistochemical expression of these targets using a tissue microarray (TMA) constructed from 91 clinical SynSa samples and correlated these findings with corresponding clinicopathological data.</p></div><div><h3>Results</h3><p>Expression of MAGE-A4 and NY-ESO-1 was found in 69 % and 56 % of the samples, respectively. NY-ESO-1 was statistically higher expressed in samples from metastatic lesions as compared to samples from primary tumors. Nuclear expression of YAP1 and TAZ was observed in 92 % and 51 % of the samples, respectively. CXCR4 was expressed in the majority of the samples (82 %). BRD9 was highly expressed in all specimens. No prognostic role could be identified for any of the investigated proteins.</p></div><div><h3>Conclusion</h3><p>This study is a comprehensive study providing real-world data on the expression of several actionable proteins in a large proportion of SynSa samples. All evaluated markers were expressed in a clinically meaningful proportion of cases represented in our TMA, supporting the relevance of ongoing preclinical and clinical research with novel agents directed against these targets.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001840/pdfft?md5=b6540e6918ad9e803abdd390acc94722&pid=1-s2.0-S1936523324001840-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141638746","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Multi-omics profiling to identify early plasma biomarkers in pre-diagnostic pancreatic ductal adenocarcinoma: a nested case-control study 通过多组学分析确定诊断前胰腺导管腺癌的早期血浆生物标记物:一项巢式病例对照研究
IF 5 2区 医学
Translational Oncology Pub Date : 2024-07-16 DOI: 10.1016/j.tranon.2024.102059
{"title":"Multi-omics profiling to identify early plasma biomarkers in pre-diagnostic pancreatic ductal adenocarcinoma: a nested case-control study","authors":"","doi":"10.1016/j.tranon.2024.102059","DOIUrl":"10.1016/j.tranon.2024.102059","url":null,"abstract":"<div><p>Pancreatic ductal adenocarcinoma (PDAC) is an aggressive disease with poor survival. Novel biomarkers are urgently needed to improve the outcome through early detection. Here, we aimed to discover novel biomarkers for early PDAC detection using multi-omics profiling in pre-diagnostic plasma samples biobanked after routine health examinations.</p><p>A nested case-control study within the Northern Sweden Health and Disease Study was designed. Pre-diagnostic plasma samples from 37 future PDAC patients collected within 2.3 years before diagnosis and 37 matched healthy controls were included. We analyzed metabolites using liquid chromatography mass spectrometry and gas chromatography mass spectrometry, microRNAs by HTG edgeseq, proteins by multiplex proximity extension assays, as well as three clinical biomarkers using milliplex technology. Supervised and unsupervised multi-omics integration were performed as well as univariate analyses for the different omics types and clinical biomarkers. Multiple hypothesis testing was corrected using Benjamini-Hochberg's method and a false discovery rate (FDR) below 0.1 was considered statistically significant.</p><p>Carbohydrate antigen (CA) 19-9 was associated with PDAC risk (OR [95 % CI] = 3.09 [1.31–7.29], FDR = 0.03) and increased closer to PDAC diagnosis. Supervised multi-omics models resulted in poor discrimination between future PDAC cases and healthy controls with obtained accuracies between 0.429–0.500. No single metabolite, microRNA, or protein was differentially altered (FDR &lt; 0.1) between future PDAC cases and healthy controls.</p><p>CA 19-9 levels increase up to two years prior to PDAC diagnosis but extensive multi-omics analysis including metabolomics, microRNAomics and proteomics in this cohort did not identify novel early biomarkers for PDAC.</p></div>","PeriodicalId":48975,"journal":{"name":"Translational Oncology","volume":null,"pages":null},"PeriodicalIF":5.0,"publicationDate":"2024-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1936523324001864/pdfft?md5=1390c38871aaab3791772d85547396d1&pid=1-s2.0-S1936523324001864-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141630608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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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