Exploration of targeted anti-tumor therapy最新文献

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Exploring recent advances in signaling pathways and hallmarks of uveal melanoma: a comprehensive review.
Exploration of targeted anti-tumor therapy Pub Date : 2025-04-02 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002306
Majid Banimohammad, Parsa Khalafi, Danial Gholamin, Zahra Bangaleh, Nahid Akhtar, Abhishikt David Solomon, Pranav Kumar Prabhakar, Samira Sanami, Ajit Prakash, Hamidreza Pazoki-Toroudi
{"title":"Exploring recent advances in signaling pathways and hallmarks of uveal melanoma: a comprehensive review.","authors":"Majid Banimohammad, Parsa Khalafi, Danial Gholamin, Zahra Bangaleh, Nahid Akhtar, Abhishikt David Solomon, Pranav Kumar Prabhakar, Samira Sanami, Ajit Prakash, Hamidreza Pazoki-Toroudi","doi":"10.37349/etat.2025.1002306","DOIUrl":"10.37349/etat.2025.1002306","url":null,"abstract":"<p><p>The purpose of this review was to provide a comprehensive review of the latest insights on the pathogenesis of uveal melanoma (UM) and its intracellular pathways. This article covers the epidemiology of UM, racial predispositions, cytogenetic and chromosomal alterations, gene mutations, key defective pathways, and their underlying mechanisms, as well as the application of hallmarks of cancer to UM. A key knowledge gap remains in identifying the most effective targeted therapy and determining the central pathway linking multiple signaling networks. UM is a malignant tumor arising from uveal melanocytes, predominantly affecting the choroid, with both genetic and epigenetic contributors. Key cytogenetic alterations include monosomy 3, chromosome 6p gain, chromosome 1p loss, and chromosome 8q gain. The most important UM-related signaling pathways are RAS/MAPK, PI3K/Akt/mTOR, Hippo-YAP, retinoblastoma (Rb), and p53 pathways. In the RAS/MAPK pathway, <i>GNAQ</i>/<i>GNA11</i> mutations occur which account for more than 80% of UM cases. The PI3K/Akt/mTOR pathway promotes cyclin D1 overexpression and MDM2 upregulation, leading to p53 pathway inhibition. <i>GNAQ</i>/<i>GNA11</i> mutations activate YAP via the Trio-RhoGTPase/RhoA/Rac1 signaling circuit in the Hippo-YAP pathway. Rb pathway dysregulation results from cyclin D1 overexpression or cyclin-dependent kinase inhibitor (CDKI) inactivation. In the p53 pathway, UM is characterized by <i>p53</i> mutations, MDM2 overexpression, and Bcl-2 deregulation. Eventually, the ARF-MDM2 axis serves as a critical link between the RAS and p53 pathways. Hallmarks of cancer, such as evasion of growth suppression and self-sufficiency in growth signals, are also evident in UM. Genetic and epigenetic alterations, including <i>NSB1</i>, <i>MDM2</i> and <i>CCND1</i> amplification, and <i>BAP1</i> mutations, play pivotal roles in UM pathobiology. Thus, UM exhibits a multifactorial pathology. By consolidating key mechanisms underlying UM pathogenesis, this review provides a comprehensive perspective on the involved pathways, offering insights that may facilitate the development of effective therapeutic strategies.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002306"},"PeriodicalIF":0.0,"publicationDate":"2025-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11964777/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143775037","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Real-world outcomes of lenvatinib plus pembrolizumab in intermediate- and poor-risk metastatic renal cell carcinoma. 来伐替尼联合 pembrolizumab 治疗中、低风险转移性肾细胞癌的实际疗效。
Exploration of targeted anti-tumor therapy Pub Date : 2025-04-01 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002305
Ilya Tsimafeyeu, Alexander Sultanbaev, Daria Dubovichenko, Makhabbat Murzalina, Alexander Volkov, Rashida Orlova, Igor Utyashev, Georgy Malina, Mark Gluzman
{"title":"Real-world outcomes of lenvatinib plus pembrolizumab in intermediate- and poor-risk metastatic renal cell carcinoma.","authors":"Ilya Tsimafeyeu, Alexander Sultanbaev, Daria Dubovichenko, Makhabbat Murzalina, Alexander Volkov, Rashida Orlova, Igor Utyashev, Georgy Malina, Mark Gluzman","doi":"10.37349/etat.2025.1002305","DOIUrl":"10.37349/etat.2025.1002305","url":null,"abstract":"<p><p>The combination of lenvatinib and pembrolizumab (Len + Pembro) demonstrated significant efficacy in the phase 3 CLEAR study for metastatic renal cell carcinoma (RCC). However, poor-risk patients represented only a small proportion of the trial population. This multicenter retrospective cohort study assessed the real-world efficacy and safety of Len + Pembro in patients with clear-cell metastatic RCC and intermediate or poor International Metastatic RCC Database Consortium risk. Outcomes included objective response rate (ORR), progression-free survival (PFS), overall survival (OS), and safety. Sixty patients were analyzed, with a median age of 56 years. Poor risk was identified in 53% of patients, and 90% had metastases to ≥ 2 organs. ORR was 48.33%, disease control rate was 86.7%, and median PFS was 19.0 months. Grade ≥ 3 adverse events occurred in 25% of patients, with 33.3% requiring lenvatinib dose reductions. Lenvatinib plus pembrolizumab demonstrated robust efficacy and a manageable safety profile in a real-world population with advanced disease and poor-risk features, consistent with outcomes reported in clinical trials.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002305"},"PeriodicalIF":0.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11964907/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143782171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Key immune cells and their crosstalk in the tumor microenvironment of bladder cancer: insights for innovative therapies. 膀胱癌肿瘤微环境中的关键免疫细胞及其相互作用:创新疗法的启示。
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-31 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002304
Anna Di Spirito, Sahar Balkhi, Veronica Vivona, Lorenzo Mortara
{"title":"Key immune cells and their crosstalk in the tumor microenvironment of bladder cancer: insights for innovative therapies.","authors":"Anna Di Spirito, Sahar Balkhi, Veronica Vivona, Lorenzo Mortara","doi":"10.37349/etat.2025.1002304","DOIUrl":"10.37349/etat.2025.1002304","url":null,"abstract":"<p><p>Bladder cancer (BC) is a heterogeneous disease associated with high mortality if not diagnosed early. BC is classified into non-muscle-invasive BC (NMIBC) and muscle-invasive BC (MIBC), with MIBC linked to poor systemic therapy response and high recurrence rates. Current treatments include transurethral resection with Bacillus Calmette-Guérin (BCG) therapy for NMIBC and radical cystectomy with chemotherapy and/or immunotherapy for MIBC. The tumor microenvironment (TME) plays a critical role in cancer progression, metastasis, and therapeutic efficacy. A comprehensive understanding of the TME's complex interactions holds substantial translational significance for developing innovative treatments. The TME can contribute to therapeutic resistance, particularly in immune checkpoint inhibitor (ICI) therapies, where resistance arises from tumor-intrinsic changes or extrinsic TME factors. Recent advancements in immunotherapy highlight the importance of translational research to address these challenges. Strategies to overcome resistance focus on remodeling the TME to transform immunologically \"cold\" tumors, which lack immune cell infiltration, into \"hot\" tumors that respond better to immunotherapy. These strategies involve disrupting cancer-microenvironment interactions, inhibiting angiogenesis, and modulating immune components to enhance anti-tumor responses. Key mechanisms include cytokine involvement [e.g., interleukin-6 (IL-6)], phenotypic alterations in macrophages and natural killer (NK) cells, and the plasticity of cancer-associated fibroblasts (CAFs). Identifying potential therapeutic targets within the TME can improve outcomes for MIBC patients. This review emphasizes the TME's complexity and its impact on guiding novel therapeutic approaches, offering hope for better survival in MIBC.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002304"},"PeriodicalIF":0.0,"publicationDate":"2025-03-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11964778/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143775039","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
State-of-the-art photodynamic therapy for malignant gliomas: innovations in photosensitizers and combined therapeutic approaches.
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-28 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002303
Bruno A Cesca, Kali Pellicer San Martin, Matías D Caverzan, Paula M Oliveda, Luis E Ibarra
{"title":"State-of-the-art photodynamic therapy for malignant gliomas: innovations in photosensitizers and combined therapeutic approaches.","authors":"Bruno A Cesca, Kali Pellicer San Martin, Matías D Caverzan, Paula M Oliveda, Luis E Ibarra","doi":"10.37349/etat.2025.1002303","DOIUrl":"10.37349/etat.2025.1002303","url":null,"abstract":"<p><p>Glioblastoma (GBM), the most aggressive and lethal primary brain tumor, poses a significant therapeutic challenge due to its highly invasive nature and resistance to conventional therapies, including surgery, chemotherapy, and radiotherapy. Despite advances in standard treatments, patient survival remains limited, requiring the exploration of innovative strategies. Photodynamic therapy (PDT) has emerged as a promising approach, leveraging light-sensitive photosensitizers (PSs), molecular oxygen, and specific light wavelengths to generate reactive oxygen species (ROS) that selectively induce tumor cell death. Originally developed for skin cancer, PDT has evolved to target more complex malignancies, including GBM. The refinement of second- and third-generation PS, coupled with advancements in nanotechnology, has significantly improved PDT's selectivity, bioavailability, and therapeutic efficacy. Moreover, the combination of PDT with chemotherapy, targeted therapy, and immunotherapy, among other therapeutic modalities, has shown potential in enhancing therapeutic outcomes. This review provides a comprehensive analysis of the preclinical and clinical applications of PDT in GBM, detailing its mechanisms of action, the evolution of PS, and novel combinatory strategies that optimize treatment efficacy. However, several challenges remain, including overcoming GBM-associated hypoxia, enhancing PS delivery across the blood-brain barrier, and mitigating tumor resistance mechanisms. The integration of PDT with molecular and genetic insight, alongside cutting-edge nanotechnology-based delivery systems, may revolutionize GBM treatment, offering new prospects for improved patient survival and quality of life.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002303"},"PeriodicalIF":0.0,"publicationDate":"2025-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11964779/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143775048","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advances in adoptive cell therapies in small cell lung cancer.
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-26 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002302
Eljie Isaak Bragasin, Justin Cheng, Lauren Ford, Darin Poei, Sana Ali, Robert Hsu
{"title":"Advances in adoptive cell therapies in small cell lung cancer.","authors":"Eljie Isaak Bragasin, Justin Cheng, Lauren Ford, Darin Poei, Sana Ali, Robert Hsu","doi":"10.37349/etat.2025.1002302","DOIUrl":"10.37349/etat.2025.1002302","url":null,"abstract":"<p><p>Small cell lung cancer (SCLC) is an aggressive tumor characterized by early metastasis and resistance to treatment, making it a prime target for therapeutic investigation. The current standard of care for frontline treatment involves a combination of chemotherapeutic agents and immune checkpoint inhibitors (ICIs), though durability of response remains limited. The genetic heterogeneity of SCLC also complicates the development of new therapeutic options. Adoptive cell therapies show promise by targeting specific mutations in order to increase efficacy and minimize toxicity. There has been significant investigation in three therapeutic classes for application towards SCLC: antibody drug conjugates (ADCs), bispecific T-cell engagers (BiTEs), and chimeric antigen receptor (CAR)-T cell therapies. This review summarizes the recent advances and challenges in the development of adoptive cell therapies. Genetic targets such as delta-like ligand 3 (DLL3), trophoblast cell surface antigen 2 (Trop2), B7-H3 (CD276), gangliosides disialoganglioside GD2 (GD2) and ganglioside GM2 (GM2) have been found to be expressed in SCLC, which makes them prime targets for therapy development. While investigated therapies such as rovalpituzumab tesirine (Rova-T) have failed, several insights from these trials have led to the development of compelling new agents such as sacituzumab govitecan (SG), ifinatamab deruxtecan (I-DXd), tarlatamab, and DLL3-targeted CAR-T cells. Advancing development of molecular testing and improving targeted approaches remain integral to pushing forward the progress of adoptive cell therapies in SCLC.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002302"},"PeriodicalIF":0.0,"publicationDate":"2025-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11949692/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143756295","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bladder cancer biomarkers.
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-25 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002301
Dominik Godlewski, Dorota Bartusik-Aebisher, Sara Czech, Jakub Szpara, David Aebisher
{"title":"Bladder cancer biomarkers.","authors":"Dominik Godlewski, Dorota Bartusik-Aebisher, Sara Czech, Jakub Szpara, David Aebisher","doi":"10.37349/etat.2025.1002301","DOIUrl":"10.37349/etat.2025.1002301","url":null,"abstract":"<p><p>Bladder cancer (BCa) is among the most frequently diagnosed urinary tract cancers, characterized by a high recurrence rate and significant clinical heterogeneity. Effective diagnosis and treatment of BCa demand continuous advancements in medical technologies, particularly given the limitations of classical methods such as cystoscopy and urine cytology. A comprehensive search of PubMed and Web of Science was conducted using relevant keywords to structure this narrative review. Additionally, specialist journals were reviewed. Only articles in English were included, with selection based on titles, abstracts, and availability of full texts. In recent years, biomarkers have emerged as crucial tools complementing traditional techniques, providing more precise, sensitive, and non-invasive methods for early detection, prognosis, and monitoring treatment response in BCa. Molecular, genetic, and protein biomarkers enable a deeper understanding of BCa biology, creating opportunities for personalized therapy tailored to individual patient needs. However, despite their potential, certain challenges remain, including standardization, validation, and integration into routine clinical practice. This review highlights recent advancements in BCa biomarkers and their transformative potential in oncological care. It underscores the importance of incorporating these innovations to refine diagnostic and therapeutic approaches, ultimately improving patient outcomes. Modern diagnostic and prognostic tools for BCa can enhance treatment outcomes by enabling early disease detection and reducing recurrence risks. This progress promises to improve patients' quality of life by minimizing disease burden and fostering effective, tailored care strategies.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002301"},"PeriodicalIF":0.0,"publicationDate":"2025-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11933887/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143712526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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 systematic review and meta-analysis of phase III randomized controlled trials to assess the risk of pneumonia, URTIs, and VTE in multiple myeloma patients treated with isatuximab.
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-19 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002300
Daniel Thomas Jones, Hazem Aboaid, Ramaditya Srinivasmurthy, Kevin Nguyen, Rishi Kumar Nanda, Jason Ta, Benjamin Tzer-Ming Chuang, Yin Mon Myat, Aishwarya Hanspal, Kyaw Zin Thein, Thura Win Htut
{"title":"A systematic review and meta-analysis of phase III randomized controlled trials to assess the risk of pneumonia, URTIs, and VTE in multiple myeloma patients treated with isatuximab.","authors":"Daniel Thomas Jones, Hazem Aboaid, Ramaditya Srinivasmurthy, Kevin Nguyen, Rishi Kumar Nanda, Jason Ta, Benjamin Tzer-Ming Chuang, Yin Mon Myat, Aishwarya Hanspal, Kyaw Zin Thein, Thura Win Htut","doi":"10.37349/etat.2025.1002300","DOIUrl":"10.37349/etat.2025.1002300","url":null,"abstract":"<p><strong>Background: </strong>Multiple myeloma (MM) is a hematologic malignancy characterized by the clonal proliferation of malignant plasma cells in the bone marrow, constituting approximately 13% of all hematologic malignancies. Isatuximab is a monoclonal antibody targeting the CD38 protein on myeloma cells, causing cell death through various immune-mediated mechanisms. Clinical trials have shown that adding isatuximab to standard regimens for MM significantly enhances efficacy but introduces some notable toxicities. The purpose of this study is to determine the risk of pneumonia, upper respiratory tract infections (URTIs), and venous thromboembolism (VTE) in patients with MM treated with isatuximab.</p><p><strong>Methods: </strong>We conducted a comprehensive literature search using Medline, Embase, and Cochrane databases from inception through July 22nd, 2024. Phase III randomized controlled trials (RCTs) utilizing isatuximab in newly diagnosed MM (NDMM) and relapsed and refractory MM (RRMM) reporting pneumonia, URTIs, and VTE as adverse events were included. Mantel-Haenszel (MH) method was used to calculate the estimated pooled risk ratio (RR) with 95% confidence interval (CI). Heterogeneity was assessed with Cochran's Q-statistic. Random effects model was applied.</p><p><strong>Results: </strong>A total of 1,044 patients from three phase III RCTs (ICARIA-MM, IKEMA, IMROZ) were included for pneumonia and URTI analysis, while 1,403 patients from three trials (IKEMA, IMROZ, GMMG-HD7) were included for VTE evaluation. The incidence of any-grade pneumonia was higher in the isatuximab group (30.1% vs. 23.2%; RR, 1.31; 95% CI 1.06-1.61; <i>P</i> = 0.01), as was high-grade pneumonia (20.8% vs. 15.3%; RR, 1.38; 95% CI 1.06-1.81; <i>P</i> = 0.02). No statistically significant differences were observed between the isatuximab and control groups for any-grade URTIs, high-grade URTIs, or VTE.</p><p><strong>Discussion: </strong>This meta-analysis highlights a significant increase in the incidence of pneumonia with the addition of isatuximab to standard myeloma regimens, underscoring the need for routine antibiotic prophylaxis, thromboprophylaxis, vigilant monitoring and early intervention to mitigate these risks.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002300"},"PeriodicalIF":0.0,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11926723/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143694571","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pancreatic cancer: failures and hopes-a review of new promising treatment approaches.
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-18 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002299
Vittore Cereda, Mario Rosario D'Andrea
{"title":"Pancreatic cancer: failures and hopes-a review of new promising treatment approaches.","authors":"Vittore Cereda, Mario Rosario D'Andrea","doi":"10.37349/etat.2025.1002299","DOIUrl":"10.37349/etat.2025.1002299","url":null,"abstract":"<p><p>Pancreatic cancer is a challenging disease with limited treatment options and a high mortality rate. Just few therapy advances have been made in recent years. Tumor microenvironment, immunosuppressive features and mutational status represent important obstacles in the improvement of survival outcomes. Up to now, first-line therapy did achieve a median overall survival of less than 12 months and this discouraging data lead clinicians all over the world to focus their efforts on various fields of investigation: 1) sequential cycling of different systemic therapy in order to overcome mechanisms of resistance; 2) discovery of new predictive bio-markers, in order to target specific patient population; 3) combination treatment, in order to modulate the tumor microenvironment of pancreatic cancer; 4) new modalities of the delivery of drugs in order to pass the physical barrier of desmoplasia and tumor stroma. This review shows future directions of treatment strategies in advanced pancreatic cancer through a deep analysis of these recent macro areas of research.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002299"},"PeriodicalIF":0.0,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11926728/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143694583","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Overview on biomarkers for immune oncology drugs.
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-17 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002298
Evgeny N Imyanitov, Elena V Preobrazhenskaya, Natalia V Mitiushkina
{"title":"Overview on biomarkers for immune oncology drugs.","authors":"Evgeny N Imyanitov, Elena V Preobrazhenskaya, Natalia V Mitiushkina","doi":"10.37349/etat.2025.1002298","DOIUrl":"10.37349/etat.2025.1002298","url":null,"abstract":"<p><p>Although immune checkpoint inhibitors (ICIs) are widely used in clinical oncology, less than half of treated cancer patients derive benefit from this therapy. Both tumor- and host-related variables are implicated in response to ICIs. The predictive value of PD-L1 expression is confined only to several cancer types, so this molecule is not an agnostic biomarker. Highly elevated tumor mutation burden (TMB) caused either by excessive carcinogenic exposure or by a deficiency in DNA repair is a reliable indicator for ICI efficacy, as exemplified by tumors with high-level microsatellite instability (MSI-H). Other potentially relevant tumor-related characteristics include gene expression signatures, pattern of tumor infiltration by immune cells, and, perhaps, some immune-response modifying somatic mutations. Host-related factors have not yet been comprehensively considered in relevant clinical trials. Microbiome composition, markers of systemic inflammation [e.g., neutrophil-to-lymphocyte ratio (NLR)], and human leucocyte antigen (HLA) diversity may influence the efficacy of ICIs. Studies on ICI biomarkers are likely to reveal modifiable tumor or host characteristics, which can be utilized to direct the antitumor immune defense. Examples of the latter approach include tumor priming to immune therapy by cytotoxic drugs and elevation of ICI efficacy by microbiome modification.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002298"},"PeriodicalIF":0.0,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11933888/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143712529","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Metabolic mechanisms of immunotherapy resistance. 免疫疗法抗药性的代谢机制
Exploration of targeted anti-tumor therapy Pub Date : 2025-03-13 eCollection Date: 2025-01-01 DOI: 10.37349/etat.2025.1002297
Luis Cabezón-Gutiérrez, Magda Palka-Kotlowska, Sara Custodio-Cabello, Beatriz Chacón-Ovejero, Vilma Pacheco-Barcia
{"title":"Metabolic mechanisms of immunotherapy resistance.","authors":"Luis Cabezón-Gutiérrez, Magda Palka-Kotlowska, Sara Custodio-Cabello, Beatriz Chacón-Ovejero, Vilma Pacheco-Barcia","doi":"10.37349/etat.2025.1002297","DOIUrl":"https://doi.org/10.37349/etat.2025.1002297","url":null,"abstract":"<p><p>Immunotherapy has revolutionized cancer treatment, yet its efficacy is frequently compromised by metabolic mechanisms that drive resistance. Understanding how tumor metabolism shapes the immune microenvironment is essential for developing effective therapeutic strategies. This review examines key metabolic pathways influencing immunotherapy resistance, including glucose, lipid, and amino acid metabolism. We discuss their impact on immune cell function and tumor progression, highlighting emerging therapeutic strategies to counteract these effects. Tumor cells undergo metabolic reprogramming to sustain proliferation, altering the availability of essential nutrients and generating toxic byproducts that impair cytotoxic T lymphocytes (CTLs) and natural killer (NK) cell activity. The accumulation of lactate, deregulated lipid metabolism, and amino acid depletion contribute to an immunosuppressive tumor microenvironment (TME). Targeting metabolic pathways, such as inhibiting glycolysis, modulating lipid metabolism, and restoring amino acid balance, has shown promise in enhancing immunotherapy response. Addressing metabolic barriers is crucial to overcoming immunotherapy resistance. Integrating metabolic-targeted therapies with immune checkpoint inhibitors may improve clinical outcomes. Future research should focus on personalized strategies to optimize metabolic interventions and enhance antitumor immunity.</p>","PeriodicalId":73002,"journal":{"name":"Exploration of targeted anti-tumor therapy","volume":"6 ","pages":"1002297"},"PeriodicalIF":0.0,"publicationDate":"2025-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11907103/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143652464","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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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