Journal of Bone Oncology最新文献

{"title":"Analysis of skeletal pain, general symptoms and patient-reported outcome measures and their value in detecting symptomatic progression – An interdisciplinary prospective study in patients with multiple myeloma","authors":"Carlotta Pietsch ,&nbsp;Monika Engelhardt ,&nbsp;Gabriele Ihorst ,&nbsp;Laura Wystrach ,&nbsp;Johannes Jung ,&nbsp;Hagen Schmal ,&nbsp;Andreas Frodl ,&nbsp;Ralph Wäsch ,&nbsp;Evangelos Terpos ,&nbsp;Georg W. Herget","doi":"10.1016/j.jbo.2025.100685","DOIUrl":"10.1016/j.jbo.2025.100685","url":null,"abstract":"<div><div>Delayed diagnosis of multiple myeloma (MM) and progressive disease (PD) can both increase the risk of skeletal complications and do affects patients’ quality of life (QoL). In this prospective study we analyzed skeletal pain, general symptoms and patient-reported outcome measures (PROMs) in patients with MM and their value in detecting symptomatic progression.</div><div>We evaluated 502 patients, 47 with initial diagnosis (ID) of MM and 455 follow-up patients. At ID, 74% reported bone pain, mostly in the spine. General symptoms, particularly fatigue, were present in 89% of the patients. 88/455 (19%) of the follow-up patients experienced PD. Of these, 65% reported skeletal pain and 81% exhibited general symptoms, with fatigue being the most common. PD was suspected and confirmed as the cause of clinical symptoms in 59/88 (67%) and not suspected in 29/88 (33%). Occurrence and character of bone pain and general symptoms differed significantly between patients with and without PD, as did QoL and health-related status. Logistic regression analysis demonstrated that bone pain at night, pain in various locations, pain of known character with occurrence in different location, pain in the chest, pelvis, and thigh as well as fatigue and weight loss were associated with an increased risk of PD.</div><div>In conclusion, bone pain and general symptoms are helpful in identifying both MM and PD. PROMs can aid in the diagnosis of PD through symptom-based patient assessment. Serologic and, especially in the case of skeletal complaints, additional radiologic diagnostics are required to confirm suspected and to detect unexpected PD.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100685"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143928558","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}

{"title":"Artificial Intelligence in bone Metastases: A systematic review in guideline adherence of 92 studies","authors":"Lotte R. van der Linden ,&nbsp;Ioannis Vavliakis ,&nbsp;Tom M. de Groot ,&nbsp;Paul C. Jutte ,&nbsp;Job N. Doornberg ,&nbsp;Santiago A. Lozano-Calderon ,&nbsp;Olivier Q. Groot","doi":"10.1016/j.jbo.2025.100682","DOIUrl":"10.1016/j.jbo.2025.100682","url":null,"abstract":"<div><h3>Background</h3><div>The last decade has witnessed a surge in artificial intelligence (AI). With bone metastases becoming more prevalent, there is an increasing call for personalized treatment options, a domain where AI can greatly contribute. However, integrating AI into clinical settings has proven to be difficult. Therefore, we aimed to provide an overview of AI modalities for treating bone metastases and recommend implementation-worthy models based on TRIPOD, CLAIM, and UPM scores.</div></div><div><h3>Methods</h3><div>This systematic review included 92 studies on AI models in bone metastases between 2008 and 2024. Using three assessment tools we provided a reliable foundation for recommending AI modalities fit for clinical use (TRIPOD or CLAIM ≥ 70 % and UPM score ≥ 10).</div></div><div><h3>Results</h3><div>Most models focused on survival prediction (44/92;48%), followed by imaging studies (37/92;40%). Median TRIPOD completeness was 70% (IQR 64–81%), CLAIM completeness was 57% (IQR 48–67%), and UPM score was 7 (IQR 5–9). In total, 10% (9/92) AI modalities were deemed fit for clinical use.</div></div><div><h3>Conclusion</h3><div>Transparent reporting, utilizing the aforementioned three evaluation tools, is essential for effectively integrating AI models into clinical practice, as currently, only 10% of AI models for bone metastases are deemed fit for clinical use. Such transparency ensures that both patients and clinicians can benefit from clinically useful AI models, potentially enhancing AI-driven personalized cancer treatment.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100682"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143874789","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}

{"title":"Application of responsive nano-drug carriers in bone tumor chemotherapy","authors":"Peiyang Cai,&nbsp;Minjie Fan,&nbsp;Pengfei Zheng","doi":"10.1016/j.jbo.2025.100689","DOIUrl":"10.1016/j.jbo.2025.100689","url":null,"abstract":"<div><div>Bone tumors, especially malignant ones, have high mortality and disability rates, and traditional treatment methods have limitations. Responsive nano-drug carriers achieve targeted delivery and controlled release of drugs by precisely responding to the tumor microenvironment or external stimuli, thereby improving drug efficacy and reducing toxic side effects. These carriers, including liposomes, micelles, and nano-gels, can respond to internal stimuli such as pH, redox, enzymes, and hypoxia, as well as external stimuli such as light, magnetic fields, and ultrasound. By optimizing carrier design, significant improvements in drug targeting, bioavailability, and therapeutic effects can be achieved, providing new ideas and methods for the comprehensive treatment of bone tumors.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100689"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144116310","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}

{"title":"Comparative analysis of X-ray, CT, and MRI images in patients with chondroblastoma in tubular and non-tubular bones","authors":"Xiang Feng ,&nbsp;Yuxiang Fang ,&nbsp;Hanhua Yu ,&nbsp;Zhanqiang Song ,&nbsp;Xiangrong Guo ,&nbsp;Man Yang","doi":"10.1016/j.jbo.2025.100691","DOIUrl":"10.1016/j.jbo.2025.100691","url":null,"abstract":"<div><h3>Objective</h3><div>To compare and analyze the image features of X-ray, computerized tomography (CT), and magnetic resonance imaging (MRI) in patients with chondroblastoma (CB) in tubular and non-tubular bones, to improve the preoperative diagnostic accuracy and follow-up the postoperative recurrence rate.</div></div><div><h3>Methods</h3><div>Sixty-one CB patients confirmed by surgical pathology in our hospital and Huazhong University of Science and Technology Tongji Medical College Affiliated Union Hospital from August 2013 to March 2024 were included in this study. Their clinical, image, and pathological data were retrospectively collected and analyzed. Clinical data included age and gender. Image data included lesion size, lobulation, distensibility, bone crest, calcification, sclerotic margin, periosteal reaction, soft tissue swelling, fluid level, and aneurysmal bone cyst (ABC). Pathologic data included pathological findings and immunohistochemistry (IHC).</div><div>Results</div><div>The average onset age in tubular bone and non-tubular bone groups was 17.3 ± 5.5 and 25.6 ± 5.7 respectively (<em>p</em> = 0.00). The percentage of distensibility with or without was 37 %, 63 %, 69 % and 31 % (<em>p</em> = 0.01), the percentage of bone crest with or without was 46 %, 54 %, 77 % and 20 % (<em>p</em> = 0.01), and the percentage of fluid level with or without was 17 %, 83 %, 62 % and 38 % in tubular bone and non-tubular bone groups, respectively (<em>p</em> = 0.00). CB was predominantly non-calcified or mottled calcification in patients with lesions less than 12 months and patchy or cloudy calcification in patients with lesions more than 12 months. CB of the calcaneus and talus accounted for 54 % of the CB of the non-tubular bones. There was one case of preoperative malignant lesion and one case of postoperative recurrence.</div></div><div><h3>Conclusion</h3><div>Lesions in CB patients in non-tubular bone are swollen and are prone to form a coarse bone creast and fluid level, and the bone swells even more obviously when CB is combined with ABC. There is a low possibility of malignant transformation and postoperative recurrence in CB patients.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100691"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144168091","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}

{"title":"Multiple Indeterminate pulmonary nodules (IPNs) as independent prognostic indicators in pediatric osteosarcoma: A ten-year retrospective study","authors":"Yao Weitao ,&nbsp;Du Xinhui ,&nbsp;Li Zhehuang ,&nbsp;Hou Jingyu ,&nbsp;Ma Shengbiao ,&nbsp;Zhang Panhong ,&nbsp;Niu Xiaohui","doi":"10.1016/j.jbo.2025.100674","DOIUrl":"10.1016/j.jbo.2025.100674","url":null,"abstract":"<div><h3>Background</h3><div>Osteosarcoma is the most common primary malignant bone tumor in pediatric and adolescent patients. Although pulmonary metastasis is a key driver of prognosis, the role of IPNs in risk stratification remains inadequately defined.</div></div><div><h3>Objective</h3><div>This study aims to assess the incidence, progression, and prognostic significance of IPNs in pediatric and adolescent osteosarcoma patients, providing insights for clinical staging and treatment strategy development.</div></div><div><h3>Methods</h3><div>We retrospectively analyzed clinical data from 126 osteosarcoma patients aged 20 years or younger who were treated at Henan Cancer Hospital between January 2012 and January 2022. Pre-treatment thin-slice computed tomography (CT) scans of lung were used to categorize patients into three groups: no IPN (n = 100), solitary IPN (n = 16), and multiple IPNs (n = 10). Baseline characteristics, primary tumor parameters, treatment modalities, and follow-up data were collected. Univariate and multivariate analyses were conducted to assess risk factors and survival outcomes.</div></div><div><h3>Results</h3><div>The overall incidence of IPNs was 20.6 %, with multiple IPNs accounting for 38.5 % of the IPN-positive cases. A significantly higher proportion of patients in the IPN-positive group had bone involvement exceeding one-third of the total affected bone compared to the no-IPN group (57.7 % vs. 34.0 %, p = 0.016). While univariate analysis suggested a potential association between tumor diameter &gt; 8 cm and IPN occurrence (odds ratio [OR] = 2.08, 95 % confidence interval [CI]: 0.83–5.21, p = 0.120), this was not statistically significant in multivariate analysis (OR = 3.61, p = 0.283). Kaplan–Meier survival analysis revealed that the 3-year metastasis-free survival (MFS) and overall survival (OS) rates in the IPN-positive group were significantly lower than those in the no-IPN group (MFS: 57.7 % vs. 64.0 %, p = 0.03; OS: 65.4 % vs. 76.0 %, p = 0.04). Further subgroup analysis indicated that while solitary IPN cases had survival outcomes comparable to those without IPNs, multiple IPN cases exhibited a markedly reduced 5-year OS (30.0 % vs. 69.0 %, p = 0.045). Cox regression analysis demonstrated that multiple IPNs increased the risk of death by 2.87-fold (hazard ratio [HR] = 2.87, p = 0.020).</div></div><div><h3>Conclusion</h3><div>Indeterminate Pulmonary Nodules are relatively common in pediatric osteosarcoma patients. In particular, multiple IPNs are strongly associated with a higher tumor burden and increased metastatic potential, serving as an independent indicator of poor prognosis. These findings emphasize the importance of preoperative IPN assessment and risk stratification in guiding individualized treatment strategies.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100674"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687931","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}

{"title":"Surgical management of spinal metastases: A cross-continental study in the United States and the Netherlands","authors":"Jantijn J.G.J. Amelink ,&nbsp;Bram T. van Munster ,&nbsp;Bas J.J. Bindels ,&nbsp;Robertus J.B. Pierik ,&nbsp;Jasper van Tiel ,&nbsp;Olivier Q. Groot ,&nbsp;Nicolien Kasperts ,&nbsp;Daniel G. Tobert ,&nbsp;Jorrit-Jan Verlaan","doi":"10.1016/j.jbo.2025.100676","DOIUrl":"10.1016/j.jbo.2025.100676","url":null,"abstract":"<div><h3>Background</h3><div>There is currently no consensus on the optimal surgical treatment for patients with spinal metastases. Investigating regional variations in surgical management could provide valuable insights to optimize care and refine surgical practices globally.</div></div><div><h3>Objective</h3><div>To investigate differences in patient populations, surgical management, and perioperative outcomes among patients who underwent surgery for spinal metastases in either Boston (United States) or Utrecht (Netherlands).</div></div><div><h3>Methods</h3><div>727 patients surgically treated for spinal metastases in Boston (n=539) and Utrecht (n=188) between 2018–2022 were included. Data on patient characteristics, surgical management, perioperative outcomes, and survival were collected. The Mann-Whitney <em>U</em> test was used for continuous data, and Fisher’s exact test for categorical data.</div></div><div><h3>Results</h3><div>In Boston, a higher percentage of patients had three or more spinal metastases (68% <em>vs</em> 59%; p=0.006) and brain metastases (16% <em>vs</em> 4.3%; p&lt;0.001) at the time of surgery compared with Utrecht. Vertebrectomy/corpectomy with stabilization was performed in 54% of patients in Boston versus none in Utrecht (p&lt;0.001), whereas percutaneous stabilization was performed in 1.3% of patients in Boston versus 39% in Utrecht (p&lt;0.001). In Utrecht, patients received postoperative radiotherapy more frequently (70% <em>vs</em> 54%; p&lt;0.001) and earlier (17 days [IQR:12–24] <em>vs</em> 29 days [IQR:23–39]; p&lt;0.001). Postoperative neurological outcome, complications, reoperation rates, and survival did not differ between the two cohorts (all p&gt;0.05).</div></div><div><h3>Conclusions</h3><div>Differences in patient populations and surgical management exist between tertiary hospitals on separate continents. Further research is needed to determine the optimal extent and timing of surgery to improve quality of life for patients with spinal metastases.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100676"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143725228","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}

{"title":"Health- related quality of life after surgery for spinal metastases","authors":"Silvia Terzi ,&nbsp;Cristiana Griffoni ,&nbsp;Simona Rosa ,&nbsp;Chiara Cini ,&nbsp;Emanuela Asunis ,&nbsp;Chiara Alcherigi ,&nbsp;Federica Trentin ,&nbsp;Stefano Bandiera ,&nbsp;Riccardo Ghermandi ,&nbsp;Giuseppe Tedesco ,&nbsp;Gisberto Evangelisti ,&nbsp;Marco Girolami ,&nbsp;Valerio Pipola ,&nbsp;Giovanni Barbanti Brodano ,&nbsp;Alessandro Gasbarrini","doi":"10.1016/j.jbo.2025.100675","DOIUrl":"10.1016/j.jbo.2025.100675","url":null,"abstract":"<div><h3>Background</h3><div>Surgery for spinal metastases is almost always palliative and part of a multidisciplinary approach that has determined a significant increase of life expectancy in the last decade; thus, an improvement in health-related quality of life (HRQOL) is the main goal of the treatment of spinal metastases. We report here the results of a prospective study conducted with the aim of evaluating the impact of spinal surgery on HRQOL, measured by Patient-Reported Outcomes Measures (PROMs). We analyzed clinical outcomes (ambulatory status, performance status, pain, neurological status) and HRQOL scores (VAS, EQ5D, SF36) during the follow-up period and focused on factors that could affect quality of life, considering both psychological and physical issues.</div></div><div><h3>Methods</h3><div>169 patients (96 males, 73 females) with vertebral metastases who underwent surgery at a tertiary referral center were consecutively enrolled from August 2018 to October 2022. Clinical and surgical data were prospectively collected, and PROMs (VAS, EQ-5D and SF-36) were registered before surgery and during follow up.</div></div><div><h3>Results</h3><div>The overall survival was 22 months, and a 61 % survival rate was registered at 1 year follow-up. We observed a significant improvement in walking ability, general performance status, pain and HRQOL after surgery, which was maintained during the follow up. Multivariate analysis identified three independent variables, capable of influencing the trend of HRQOL after surgery: the presence of pathological fracture, the preoperative neurological status and the local recurrence of disease.</div></div><div><h3>Discussion</h3><div>This study confirms the effectiveness of surgery for spinal metastases in improving patients’ performance status and demonstrates an overall improvement in HRQOL, which is maintained over time.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100675"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687703","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}

{"title":"Single Photon Emission Computed Tomography/X-ray Computed Tomography-based radiomics analysis for diagnosis of bone metastases in patients with breast cancer","authors":"Huiyu Su ,&nbsp;Chunwen Ma ,&nbsp;Dongli Sun ,&nbsp;Jianhua Jin","doi":"10.1016/j.jbo.2025.100686","DOIUrl":"10.1016/j.jbo.2025.100686","url":null,"abstract":"<div><h3>Purpose</h3><div>Bones are the most metastatic site for breast cancer (BC), which can cause complications such as pathologic osteolysis, seriously affecting the quality of life of patients. This study intended to investigate the efficacy of Single Photon Emission Computed Tomography/X-ray Computed Tomography (SPECT/CT) in diagnosing bone metastases in BC and to develop a model for predicting the diagnostic effectiveness.</div></div><div><h3>Methods</h3><div>In this study, we enrolled 185 patients with BC who underwent SPECT/CT scanning. The region of interest (ROI) of each SPECT/CT image was demarcated, and the radiomics features were determined from the ROIs and screened for the optimal features signature to construct the radiomics model. Based on clinical characteristics, the clinical model was developed, and the independent predictive factors were discovered through univariate and multivariate COX regression analyses. Additionally, the radiomics nomogram was created through integrating the radiomics score and independent predictive factors. Thereafter, the receiver operating characteristic (ROC) was applied to determine the diagnostic performance of various models.</div></div><div><h3>Results</h3><div>The radiomics model was constructed based on 29 optimal features. The N stage was an independent factor, and the radiomics nomogram was created through integrating the radiomics score and N stage. Among three models, the radiomics nomogram had the highest diagnostic value for BC bone metastasis (AUC: the training set: 0.956 (0.909–1.000); the validation set: 0.936 (0.866–1.000)).</div></div><div><h3>Conclusion</h3><div>Radiomics analysis based on SPECT/CT can effectively diagnose bone metastasis in BC patients, establishing a theoretical foundation for the formulation of personalized treatment options in clinical practice.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100686"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143943662","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}

{"title":"The metastatic role of the CXCL10-CXCR3 axis and its therapeutic potential in osteosarcoma","authors":"Benjamin B. Gyau ,&nbsp;Junyan Wang ,&nbsp;Xiang Chen ,&nbsp;Margaret A. Clement ,&nbsp;Zoe D. Man ,&nbsp;Angela M. Major ,&nbsp;Mathew C. Weiser ,&nbsp;Jun Xu ,&nbsp;John Hicks ,&nbsp;Tsz-Kwong Man","doi":"10.1016/j.jbo.2025.100690","DOIUrl":"10.1016/j.jbo.2025.100690","url":null,"abstract":"<div><div>The CXCL10-CXCR3 axis regulates immunity, tumorigenesis, and metastasis in multiple cancers. Yet, its roles in osteosarcoma (OS), the predominant pediatric malignant bone tumor, are not fully defined. Our prior work has shown that elevated serum CXCL10 levels correlate with poor OS prognosis. The current study delves deeper by investigating how CXCL10-mediated CXCR3 signaling influences OS growth and metastatic spread. <em>In vitro</em>, CXCL10 and related CXCR3 ligands (CXCL4, CXCL9, and CXCL11) enhanced OS tumor cell migration. In an orthotopic xenograft mouse model with a newly created CXCR3 knockout (KO) mutant, tumor growth and lung metastasis decreased significantly when compared with the parental cell line. Transfecting the transcript isoform CXCR3A, but not CXCR3B, into KO cells restored metastatic phenotypes in mice, highlighting isoform specificity. Pharmacological CXCR3 inhibition reduced OS cell migration <em>in vitro</em> and metastasis <em>in vivo</em>. Mechanistically, CXCL10 triggered AKT (S473) and PAK1 (S144) phosphorylation in OS cell lines, but not in the KO mutant, implicating the role of these kinases in CXCL10-mediated metastasis. Collectively, our data indicate the CXCL10-CXCR3 axis as a key metastatic driver in OS, suggesting CXCR3 as a viable therapeutic target for treating OS metastasis.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100690"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144147944","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}

{"title":"The impact of comprehensive local therapy on treatment outcomes of non-small cell lung cancer with solitary skeletal oligometastasis","authors":"Jia-nan Jin ,&nbsp;Zheng-bo Song ,&nbsp;Wen-xian Wang ,&nbsp;Yi Li ,&nbsp;Shi-yan Wu","doi":"10.1016/j.jbo.2025.100688","DOIUrl":"10.1016/j.jbo.2025.100688","url":null,"abstract":"<div><h3>Background</h3><div>The oligometastatic status of non-small lung cancer (NSCLC) has been extensively studied over the years owing to its potential significance in long-term survival. Bone is one of the most commonly affected organs in oligometastatic NSCLC. The value of comprehensive local therapy (CLT) for NSCLC with solitary skeletal oligometastasis remains to be established.</div></div><div><h3>Methods</h3><div>Data on NSCLC cases with solitary skeletal oligometastasis were collected retrospectively between August 2008 and March 2022. Kaplan–Meier and Cox regression analyses were performed to assess clinical outcomes.</div></div><div><h3>Results</h3><div>Sixty-seven patients were included in the final analysis, 23 (34.3 %) of whom received CLT. Median progression-free survival (PFS) and overall survival (OS) were 9.9 and 27.1 months for the non-CLT cohort and 18.8 and 46.0 months for the CLT cohort, respectively. In multivariate analysis, CLT emerged as an independent prognostic factor associated with improved PFS (P = 0.031), but had no significant correlation with OS (P = 0.403). Among 23 patients treated with EGFR-TKIs, the CLT group had a median PFS of 46.8 months and a median OS that was not reached, while the non-CLT group had a median PFS of 15.7 months and a median OS of 30.7 months. CLT plus EGFR-TKI significantly improved PFS versus monotherapy (P = 0.023), though OS did not differ significantly (P = 0.095).</div></div><div><h3>Conclusions</h3><div>In NSCLC patients with solitary skeletal oligometastasis, implementation of CLT appeared to positively influence PFS. The combination of EGFR-TKI and CLT was associated with prolonged PFS compared to EGFR-TKI alone, though further validation is needed to confirm its impact on long-term survival.</div></div>","PeriodicalId":48806,"journal":{"name":"Journal of Bone Oncology","volume":"52 ","pages":"Article 100688"},"PeriodicalIF":3.4,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143947301","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}