Cancer Research and Treatment最新文献

{"title":"Detection Ability of Quality of Life Changes and Responsiveness of the KOQUSS-40 and the EORTC QLQ-C30/STO22 in Patients Who Underwent Gastrectomy: A Prospective Comparative Study.","authors":"Bang Wool Eom, Keun Won Ryu, Ji Yeong An, Yun-Suhk Suh, In Cho, Sung Geun Kim, Ji-Ho Park, Hoon Hur, Hyung-Ho Kim, Sang-Hoon Ahn, Sun-Hwi Hwang, Hong Man Yoon, Ki Bum Park, Hyoung-Il Kim, In-Gyu Kwon, Han-Kwang Yang, Byoung-Jo Suh, Sang-Ho Jeong, Tae-Han Kim, Oh Kyoung Kwon, Hye-Seong Ahn, Ji Yeon Park, Ki Young Yoon, Myoung Won Son, Seong-Ho Kong, Young-Gil Son, Geum Jong Song, Jong Hyuk Yun, Jung-Min Bae, Do Joong Park, Sol Lee, Jun-Young Yang, Kyung Won Seo, You-Jin Jang, So Hyun Kang, Joongyub Lee, Hyuk-Joon Lee","doi":"10.4143/crt.2024.1104","DOIUrl":"https://doi.org/10.4143/crt.2024.1104","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this study is to compare the detection ability of quality of life (QoL) changes and responsiveness of the KOrean QUality of life in Stomach cancer patients Study group (KOQUSS)-40 and European Organization for Research and Treatment of Cancer Quality of Life Questionnaire (EORTC QLQ).</p><p><strong>Materials and methods: </strong>A multicenter prospective observational study was conducted to evaluate QoL changes after various gastrectomies between January 2021 and April 2022. Participants were instructed to complete the KOQUSS-40 and EORTC QLQ-C30/STO22 preoperatively and at 1, 3, 6, and 12 months postoperatively. QoL changes over time and QoL responsiveness were assessed for each questionnaire.</p><p><strong>Results: </strong>Data from 491 patients who underwent curative gastrectomy for gastric cancer at 22 institutions were analyzed. The summary scores of the KOQUSS-40 and EORTC QLQ-STO22 showed significant differences between the total and proximal gastrectomy groups (p=0.044 and 0.038, respectively), but no difference was observed for the EORTC QLQ-C30. Dysphagia on the KOQUSS-40 was significantly different between the total and proximal gastrectomy groups (p=0.044); however, dysphagia on the EORTC QLQ-STO22 did not differ. The responsiveness of the KOQUSS-40 was similar to that of the EORTC QLQ in patients who experienced ≥10% body weight loss, but approximately 10% less in patients receiving adjuvant chemotherapy than the EORTC QLQ.</p><p><strong>Conclusion: </strong>KOQUSS-40 has several advantages over EORTC QLQ-C30/STO22 when comparing QoL between the total and proximal gastrectomy groups. The findings provide information for researchers investigating the QoL of patients who have undergone curative gastrectomy for gastric cancer.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143568660","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 Profile of Gut Microbiota in Carcinogenesis Driven by Mutant EGFR in Non-Small Cell Lung Cancer.","authors":"Da-Som Kim, Eun Hye Kim, Ji Yong Kim, Dong Ha Kim, Yun Jung Choi, Jaeyi Jeong, Young Hoon Sung, Dong-Cheol Woo, Chong Jai Kim, Jae Cheol Lee, Miyong Yun, Jin-Yong Jeong, Jin Kyung Rho","doi":"10.4143/crt.2024.1177","DOIUrl":"https://doi.org/10.4143/crt.2024.1177","url":null,"abstract":"<p><strong>Purpose: </strong>Accumulating evidence has clarified that gut dysbiosis is involved in lung cancer development and progression. Although the relationship between tumors and gut microbiota has been extensively studied using clinical samples, no studies have examined the association between mutant EGFR-induced lung carcinogenesis and dysbiosis in gut microbiota. Therefore, we investigated the gut microbiota profiles in stool samples from human lung-specific conditional EGFR-mutant transgenic mice during lung tumor carcinogenesis.</p><p><strong>Materials and methods: </strong>Stool samples were collected before tamoxifen treatment (V1) and at each time point following mutant EGFR expression in lung tissue (V2) and lung tumor appearance (V3). Fecal 16S rRNA taxonomy was analyzed to assess microbial diversity, composition, and dynamic changes at each time point.</p><p><strong>Results: </strong>We found that microbiota richness and diversity were significantly elevated when tumors developed and grew in the lung. Phylogenetic analysis of the microbial community revealed that Lachnospiraceae, Ruminococcaceae, Porphyromonadaceae, Rhodospirillaceae, Odoribacteraceae, and Desulfovibrionaceae showed a significant increase at the V3 stage compared to the V1 stage at the family level. In contrast, Lactobacillaceae, Bacteroidaceae, Muribaculaceae, Coriobacteriaceae, and Rikenellaceae significantly decreased at the V3 stage compared to the V1 stage. Furthermore, Lactobacillus species, also known as SCFA-producing bacteria, were relatively abundant at the V1 stage but were depleted with the occurrence of lung tumors at the V3 stage.</p><p><strong>Conclusion: </strong>Changes in gut microbiota, such as Lactobacillus species, may be a predictive factor for the emergence and progression of tumors in an animal model of lung adenocarcinoma induced by mutant EGFR.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143568662","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":"Novel Bronchoscopy Method for Molecular Profiling of Lung Cancer: Targeted Washing Technique.","authors":"Mi-Hyun Kim, Hayoung Seong, Hyojin Jang, Saerom Kim, Wanho Yoo, Soo Han Kim, Jeongha Mok, Kwangha Lee, Ki Uk Kim, Min Ki Lee, Jung Seop Eom","doi":"10.4143/crt.2024.1128","DOIUrl":"https://doi.org/10.4143/crt.2024.1128","url":null,"abstract":"<p><strong>Purpose: </strong>There have been efforts to find alternative samples other than standard samples of tissue or plasma for mutational analyses for lung cancer patients. However, no other sample or technique has replaced the mutational analyses using standard samples. In this prospective study, we assessed a novel bronchoscopy method, named as targeted washing technique, for detecting the EGFR mutation.</p><p><strong>Materials and methods: </strong>A 3.0-mm ultrathin bronchoscope was precisely navigated to the target lung lesion with the assistance of virtual bronchoscopic navigation and fluoroscopy. Once the bronchoscope is placed in front of target lung lesion, 0.9% normal saline was instilled for targeted washing. EGFR testing using targeted washing fluid (TWF) was compared to standard methods using plasma or tumor tissue.</p><p><strong>Results: </strong>In 41 TWF samples, the T790M mutation was detected in tissue, plasma, and TWF samples at rates of 22%, 10%, and 29%, respectively. The overall EGFR T790M detection rate using tissue, plasma, or TWF samples was 37%, with TWF samples increasing the T790M mutation detection rate by up to 10%. The accuracy of T790M mutation detection using TWF sample was 83% compared with standard samples. Four patients were found to have the EGFR T790M mutation solely through EGFR testing using TWF, which repeated rebiopsies using either plasma or tissue finally confirmed to have the T790M mutation.</p><p><strong>Conclusion: </strong>We demonstrated the clinical potential of targeted washing technique for molecular testing, which can be a good option to overcome spatial heterogeneity, low sensitivity of plasma sample or technical limitations in collecting tumor tissues.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143525030","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":"Association Between Benign Thyroid Disorders and Breast Cancer Risk in Korean Women.","authors":"Boyoung Park, Thi Xuan Mai Tran","doi":"10.4143/crt.2024.787","DOIUrl":"https://doi.org/10.4143/crt.2024.787","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to investigate the potential association between thyroid disorders and breast cancer (BC) risk in a cohort of Korean women.</p><p><strong>Materials and methods: </strong>Data for this retrospective cohort study were obtained from the Korean National Health Insurance database, including all women aged ≥ 40 who underwent BC screening from 2009 to 2010 in Korea. Thyroid disorders were identified using medical records from 2009 to 2010 and extracted using the ICD-10 codes for thyroid nodules, hypothyroidism, and hyperthyroidism. BC cases were defined using the ICD-10 codes and tracked until December 2021. A Cox regression model was used to evaluate the association between thyroid disorders and the risk of BC. Additionally, we evaluated the association between well-known risk factors of BC and thyroid disorders using logistic regression analysis.</p><p><strong>Results: </strong>Among 5,051,633 women, the mean (standard deviation) age was 55.2 (10.7) years, and the median follow-up was 11.6 years, with 87,784 BC cases recorded. The proportions of patients with thyroid nodules, hypothyroidism, and hyperthyroidism were 2.5, 1.8, and 0.9%, respectively. The hazard ratio (HR) for BC risk associated with thyroid nodules was 1.16 (95% CI 1.11-1.20), for hypothyroidism was 0.98 (95% CI 0.93-1.03), and for hyperthyroidism was 1.13 (95% CI 1.06-1.21). In both premenopausal and postmenopausal women, an increased risk of BC was significantly associated with thyroid nodules (aHR 1.16 and 1.13) and hyperthyroidism (aHR 1.11 and 1.16). History of benign breast disease, oral contraceptive use, breastfeeding, menopausal status, and hormone replacement therapy were associated with thyroid nodules and hyperthyroidism.</p><p><strong>Conclusion: </strong>Our findings suggest an increased risk of BC in women with a history of thyroid nodules and hyperthyroidism, whereas no such association was found in women with hypothyroidism.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143525029","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":"Epidermal Growth Factor Receptor Aberrations Identified by Next-generation Sequencing in Patients with Metastatic Cancers.","authors":"Minkyue Shin, Dae-Ho Choi, Jaeyun Jung, Deok Geun Kim, Sung Hee Lim, Seung Tae Kim, Jung Yong Hong, Se Hoon Park, Joon Oh Park, Kyoung-Mee Kim, Jeeyun Lee","doi":"10.4143/crt.2024.564","DOIUrl":"https://doi.org/10.4143/crt.2024.564","url":null,"abstract":"<p><strong>Purpose: </strong>The epidermal growth factor receptor (EGFR) is a therapeutic target with confirmed clinical efficacy for several cancer types. We aimed to identify EGFR aberrations and their associations with other genomic alterations in patients with metastatic diseases of various cancers.</p><p><strong>Materials and methods: </strong>We used real-world data from the next-generation sequencing (NGS) of 3,286 patients with metastatic cancer at the Samsung Medical Center. We analyzed the distribution of EGFR amplification, mutation, and fusion, as well as their correlations with microsatellite instability (MSI), tumor mutation burden (TMB), and other gene aberrations.</p><p><strong>Results: </strong>A total of 3,286 patients were tested using NGS of a panel covering 523 cancer-related genes (TSO500, Illumina) as part of clinical practice between October 2019 and October 2022. Patients with lung cancer and gliomas were not included in the analysis. Of the 3,286 patients, 175 (5.3%) had EGFR amplification, 38 (1.2%) had EGFR mutations, and 8 (0.2%) had EGFR fusion. All 175 patients with EGFR amplifications had microsatellite-stable (MSS) tumors, but 102 had co-amplifications in other cancer-related genes, and 78 had mutations with clinical significance (tier I/II). Among the 38 patients with EGFR mutations, three (8%) showed MSI-high status, and eleven (29%) demonstrated high TMB (≥ 10 mutations/mb). Among eight patients with EGFR fusion, three exhibited possible functionalities of the EGFR gene.</p><p><strong>Conclusion: </strong>EGFR aberrations, mainly amplification, followed by mutation and fusion, were present in 6.4% of patients with metastatic solid tumors.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143505447","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":"Validating the Korean Geriatric Assessment Tool in Elderly Multiple Myeloma Patients: A Multicenter Study.","authors":"Ji Yun Lee, Sang-A Kim, Youngil Koh, Ho-Young Yhim, Gyeong-Won Lee, Chang-Ki Min, Young Rok Do, Hyo Jung Kim, Sung Hwa Bae, Hyeon-Seok Eom, Sung-Hoon Jung, Hyunkyung Park, Seung-Hyun Nam, Ji Hyun Lee, Sung-Hyun Kim, Hyun Jung Lee, Young Seob Park, Soo-Mee Bang","doi":"10.4143/crt.2025.066","DOIUrl":"https://doi.org/10.4143/crt.2025.066","url":null,"abstract":"<p><strong>Purpose: </strong>This study evaluates the Korean Cancer Study Group Geriatric Score-7 (KG-7) frailty screening tool's effectiveness in elderly multiple myeloma (MM) patients to prevent under and over-treatment.</p><p><strong>Materials and methods: </strong>This prospective pilot cohort study included 100 elderly patients aged 70 and older with newly diagnosed MM who had not undergone transplantation from August 2020 to January 2022.</p><p><strong>Results: </strong>The median age was 77 years, and 73% of patients were classified at International Staging System (ISS) stages 2 or 3. Using a 5-point cutoff on the KG-7 index (non-frail, score ≥ 5; frail, score < 5), 31% were categorized as frail. After a median follow-up of 26.8 months, the 3-year overall survival rate was 73.0%. There was no statistically significant association between any frailty index and the risk of death. However, frail patients defined by the simplified frailty index (HR, 2.49; 95% CI, 1.09-5.95; p=0.030) and by KG-7 (HR, 2.43; 95% CI, 1.03-5.86; p=0.043) had a significantly higher risk of grade 3-4 non-hematologic toxicity, whereas the IMWG definition did not. Over a 24-month tracking period, vulnerability as measured by KG-7 either improved or deteriorated.</p><p><strong>Conclusion: </strong>The pilot study, which had a limited number of participants, did not demonstrate KG-7's effectiveness in predicting survival; however, it successfully predicted severe non-hematologic toxicities. We plan to conduct larger studies in elderly MM patients to determine whether KG-7 can help tailor their treatment regimens.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143505473","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":"Molecular Mosaics: Unveiling Heterogeneity in Synchronous Colorectal Cancers.","authors":"Hyun Gu Lee, Yeseul Kim, Mi-Ju Kim, Yeon Wook Kim, Sun-Young Jun, Deokhoon Kim, In Ja Park, Seung-Mo Hong","doi":"10.4143/crt.2024.947","DOIUrl":"https://doi.org/10.4143/crt.2024.947","url":null,"abstract":"<p><strong>Purpose: </strong>Molecular characteristics of synchronous colorectal cancers (SCRCs) remain incompletely elucidated, despite their importance in targeted therapy selection. We compared the molecular characteristics and somatic mutations between SCRCs.</p><p><strong>Materials and methods: </strong>This retrospective study (2012-2014) included 98 consecutive patients with surgically resected SCRCs. Molecular characteristics, including microsatellite instability (MSI) and tumor-infiltrating lymphocytes (TILs), were analyzed for all cancer lesions. The intertumoral heterogeneity of SCRCs was evaluated using whole-exome sequencing (WES) for 18 cancers from 9 patients with at least one MSI-high (MSI-H) tumor.</p><p><strong>Results: </strong>Twelve patients had at least one MSI-H tumor; five showed discordant MSI status. Mucinous adenocarcinoma frequency and TIL density were higher in patients with at least one MSI-H tumor than in those with only microsatellite-stable tumors. WES revealed that, except one patient (6.5%), most synchronous cancers shared few variants in each patient (0.09-0.36%). The concordance rates for BRAF, KRAS, NRAS, and PIK3CA in synchronous cancers from each patient were 66.7%, 66.7%, 66.7%, and 55.6%, respectively.</p><p><strong>Conclusion: </strong>Although synchronous cancers shared a mutated gene, the mutation subtypes differed. SCRCs exhibited 5.1% MSI status discordance rate and a high discordance rate in somatic mutational variants. As intertumoral heterogeneity may affect the targeted therapy response, molecular analysis of all tumors is recommended for patients with SCRCs.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143460139","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":"Validation of 2023 FIGO Stage IA1-IIIC2 Endometrial Carcinoma: A Retrospective Analysis of Two Tertiary Centers in South Korea and Taiwan.","authors":"Myeong-Seon Kim, Yen-Ling Lai, Yurimi Lee, Hyun-Soo Kim, Yu-Li Chen, Yoo-Young Lee","doi":"10.4143/crt.2024.1190","DOIUrl":"https://doi.org/10.4143/crt.2024.1190","url":null,"abstract":"<p><strong>Purpose: </strong>As understanding of the molecular pathogenesis of endometrial carcinoma (EC) advanced, the International Federation of Gynecology and Obstetrics (FIGO) staging system was revised in 2023. This study compared EC survival outcomes using the 2009 and 2023 FIGO staging systems.</p><p><strong>Materials and methods: </strong>We retrospectively analyzed 3,029 patients diagnosed with 2009 FIGO stage I-III EC between 1985 and 2022 in South Korea, and between 2020 and 2022 in Taiwan. All patients were reclassified using the 2023 FIGO staging, and survival and risk factors were examined under both systems.</p><p><strong>Results: </strong>Transitioning from the 2009 to 2023 FIGO resulted in 549 (18.0%) patients being upstaged and their survival curves being diversified, indicating significant prognostic value of the 2023 FIGO. Re-classification using the 2023 FIGO upstaged the 2009 FIGO stage IA high-risk ECs, allowing more intensive treatment and potentially improving survival outcomes. The most significant changes occurred in the 2009 FIGO stages IA, IB, and IIIA ECs: upstaging in 16.5%, 49.0%, and 2.0% of IA, IB, and IIIA tumors, respectively, and downstaging 0.3% and 40.8% of IB and IIIA tumors, respectively. The risk factors for poor survival included old age (≥60), menopause, diabetes, substantial lymphovascular space invasion, aberrant p53 expression, and some aggressive histological types (carcinosarcoma, undifferentiated carcinoma, mesonephric-like adenocarcinoma, and neuroendocrine carcinoma).</p><p><strong>Conclusion: </strong>The 2023 FIGO staging provides more refined stratification of early-stage EC than the 2009 version. Thus, the 2023 FIGO may more accurately guide prognosis and therapeutic decision-making.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143442530","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":"A Multicenter Phase II Study of Modified FOLFIRINOX for First-line Treatment for Advanced Urachal Cancer (ULTMA; KCSG GU20-03).","authors":"Inkeun Park, Jae Lyun Lee, Shinkyo Yoon, Sang Joon Shin, Seong-Hoon Shin, Jung Hoon Kim, Kwonoh Park, Hyo Jin Lee","doi":"10.4143/crt.2024.1231","DOIUrl":"https://doi.org/10.4143/crt.2024.1231","url":null,"abstract":"<p><strong>Purpose: </strong>To assess the efficacy and safety of the first-line modified FOLFIRINOX in patients with advanced urachal cancer.</p><p><strong>Materials and methods: </strong>The ULTIMA trial (NCT04611724) is a single-arm, open-label, multicenter phase II study evaluating modified FOLFIRINOX (Oxaliplatin 85 mg/m2 over 2 hours, Irinotecan 150 mg/m2 over 1.5 hours, Leucovorin 400 mg/m2 over 2 hours, and 5-FU 2400 mg/m2 over 46 hours) plus prophylactic pegteograstim in patients with recurrent or metastatic urachal cancer every 2 weeks for up to 12 cycles, or until disease progression or unacceptable toxicity. The primary endpoint was the objective response rate (ORR). Secondary endpoints included progression-free survival (PFS), overall survival (OS), and the incidence of febrile neutropenia.</p><p><strong>Results: </strong>Between April 2021 and November 2023, 21 patients with advanced urachal cancer were enrolled across five cancer centers. The median age was 50 (28-68), with 15 male patients. The most common metastatic site was the lung (47.6%), followed by lymph nodes (38.1%) and peritoneal seeding (33.3%). Two patients and 11 patients achieved a complete and partial response, respectively, yielding an ORR of 61.9%. The study met its primary endpoint in the first stage. With a median follow-up of 23.3 months, the median PFS was 9.3 months (95% CI, 6.7-11.9), and the median OS was 19.7 months (95% CI, 14.3-25.1). The treatment regimen was well tolerated, with no unexpected adverse events, and no instances of febrile neutropenia or grade 4 adverse events.</p><p><strong>Conclusion: </strong>In this preliminary analysis of ULTIMA trial, Modified FOLFIRINOX demonstrated a promising ORR and PFS in patients with advanced urachal cancer. Completing the full study is essential to confirm the potential role of this regimen in the management of advanced urachal cancer.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143442518","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":"Long-term Immunogenicity of the 13-valent Pneumococcal Conjugate Vaccine during Adjuvant Chemotherapy in Patients with Gastric and Colorectal Cancer: A 5-year Follow-up of a Randomized Controlled Trial.","authors":"Hyeon-Jong Kim, Hyunjin Bang, Hyun-Jung Shim, Jun Eul Hwang, Sang-Hee Cho, Ik-Joo Chung, Seung Ji Kang, Jong Gwang Kim, Seung-Hoon Beom, A-Yeung Jang, Joon Young Song, Woo Kyun Bae","doi":"10.4143/crt.2024.1083","DOIUrl":"https://doi.org/10.4143/crt.2024.1083","url":null,"abstract":"<p><strong>Purpose: </strong>Current guidelines recommend vaccination at least two weeks before chemotherapy initiation to optimize the immune response despite limited evidence. Our previous study indicated no differences in short-term immune response for the 13-valent pneumococcal conjugate vaccine (PCV13) according to the vaccination timing. This study aims to investigate the long-term efficacy of PCV13 and clinical factors associated with the respective antibody response.</p><p><strong>Materials and methods: </strong>Patients with gastric or colorectal cancer who received adjuvant chemotherapy were enrolled and divided into two groups: vaccinated two weeks before chemotherapy (arm A) and vaccinated concurrently with chemotherapy (arm B). Serum samples were collected before vaccination and in one month, three years, and five years. Immune responses were measured using ELISA and multiplex opsonophagocytosis assay.</p><p><strong>Results: </strong>Including 63 patients, both groups showed an initial increase in the geometric mean titers (GMTs) of opsonophagocytic activity and the geometric mean concentrations (GMCs) of serotype-specific IgG levels after one month, followed by a decline at three and five years, particularly for serotypes 1, 14, 18C, and 19A. Despite the decline, global protection was maintained for five years, although global response decreased. The two arms did not show significant differences in immunogenicity nor in factors such as vaccination timing, age, cancer type, or chemotherapy regimen.</p><p><strong>Conclusion: </strong>Vaccination timing is not a significant factor for the immunogenicity of PCV13 in cancer patients undergoing adjuvant chemotherapy. Global protection against pneumococcal infection was sustained for >5 years, and global response remained in over half of patients.</p>","PeriodicalId":49094,"journal":{"name":"Cancer Research and Treatment","volume":" ","pages":""},"PeriodicalIF":4.1,"publicationDate":"2025-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143410733","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}