Cancer treatment and research communications最新文献

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Tailoring treatment for locally advanced rectal cancer 为局部晚期直肠癌量身定制治疗方案
Cancer treatment and research communications Pub Date : 2024-01-01 DOI: 10.1016/j.ctarc.2024.100847
{"title":"Tailoring treatment for locally advanced rectal cancer","authors":"","doi":"10.1016/j.ctarc.2024.100847","DOIUrl":"10.1016/j.ctarc.2024.100847","url":null,"abstract":"<div><div>The management of locally advanced rectal cancer (LARC) requires personalized treatment to improve outcomes and maintain quality of life. This narrative review examines the recent developments in management, focusing on non-operative management, radiotherapy choices or omission, chemotherapy sequencing, and the role of immunotherapy and brachytherapy boost. Non-operative management can be an option for select patients, and the use of long-course chemoradiation (LCCRT) with consolidation chemotherapy or brachytherapy boost has been shown to enhance rectal preservation rates. For patients requiring surgery, the choice between LCCRT and SCRT depends on the risk of local recurrence and patient preferences. MSI-high LARC patients benefit significantly from single-agent immunotherapy, and early clinical trials show promising results for the application of immunotherapy in MSS tumors. By stratifying patients based on individual and tumor risk factors, clinicians can tailor treatment plans to improve oncologic outcomes and quality of life for patients with LARC.</div></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142441131","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
Combined single cell and spatial transcriptome analysis reveals hedgehog pathway-related genes as potential therapeutic targets for cervical cancer 单细胞和空间转录组联合分析发现刺猬通路相关基因是宫颈癌的潜在治疗靶点
Cancer treatment and research communications Pub Date : 2024-01-01 DOI: 10.1016/j.ctarc.2024.100841
{"title":"Combined single cell and spatial transcriptome analysis reveals hedgehog pathway-related genes as potential therapeutic targets for cervical cancer","authors":"","doi":"10.1016/j.ctarc.2024.100841","DOIUrl":"10.1016/j.ctarc.2024.100841","url":null,"abstract":"<div><p>Cervical cancer (CC) remains one of the most common and deadly malignancies among women worldwide, with exceptionally high morbidity and mortality rates. The aberrant activation of the hedgehog pathway is intimately associated with tumor development and progression. Nevertheless, the potential therapeutic targets within the hedgehog pathway in CC have yet to be clearly identified. In this study, we conducted an in-depth investigation of hedgehog pathway-related genes in CC, integrating single-cell sequencing data and spatial transcriptomics. Utilizing a comprehensive scoring algorithm, we identified that myofibroblasts within CC tissue exhibit a highly enriched hedgehog pathway. Our analysis of the myofibroblast development process revealed that MYH9 plays a crucial role. Further exploration using spatial transcriptome data allowed us to delve into the role of MYH9 in myofibroblasts. We discovered that MYH9-negative and MYH9-positive myofibroblasts display distinct profiles. Validation using extensive transcriptome data demonstrated that a high infiltration of MYH9-positive myofibroblasts is a risk factor for CC patients, significantly impacting prognosis and immunotherapeutic efficacy. Our study provides unique insights into the relationship between CC and the hedgehog pathway, offering new directions for cancer treatment strategies.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2468294224000534/pdfft?md5=5683605534cdeb8e806d0fbddc2c4085&pid=1-s2.0-S2468294224000534-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142242176","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
Exploring sex difference in the risk factors and prognosis of inoperable lung cancer 探讨无法手术的肺癌风险因素和预后的性别差异
Cancer treatment and research communications Pub Date : 2024-01-01 DOI: 10.1016/j.ctarc.2024.100848
{"title":"Exploring sex difference in the risk factors and prognosis of inoperable lung cancer","authors":"","doi":"10.1016/j.ctarc.2024.100848","DOIUrl":"10.1016/j.ctarc.2024.100848","url":null,"abstract":"<div><h3>Background</h3><div>Lung cancer remains a leading cause of cancer-related deaths globally, with increasing incidence among females. Sex differences in lung cancer risk and outcomes are influenced by various factors, including biological characteristics. In Bangladesh, where lung cancer mortality rates are high, patients often present at advanced stages. However, real-time data on sex-specific survival outcomes for inoperable lung cancer in Bangladesh is lacking.</div></div><div><h3>Methods</h3><div>This retrospective study analyzed patients with inoperable lung cancer at the National Institute of Cancer Research and Hospital in Dhaka, Bangladesh, from 2018 to 2019. Patient demographics and clinical parameters were assessed, with survival tracked until June 2020. Statistical analyses included descriptive statistics, Chi-square tests, <em>t</em>-tests, Kaplan-Meier curves, and multivariable Cox regression models.</div></div><div><h3>Results</h3><div>Females were diagnosed at a younger age (55.3 ± 12.7 vs 60.5 ± 10.2 years, <em>p</em> &lt; 0.001) and had higher comorbidity rates (36.2 %, <em>p</em> = 0.004). Males had higher smoking rates, while females used more smokeless tobacco. Adenocarcinoma was more prevalent in females (47.2 %) and squamous cell carcinoma in males (42.7 %). After adjusting for various factors, females showed a significant survival advantage (median 16 vs 12 months), particularly in adenocarcinoma (HR: 0.64, 95 %CI:0.46–0.90, <em>p</em> = 0.01) and squamous cell carcinoma (HR: 0.52, 95 %CI:0.32–0.85, <em>p</em> = 0.009). Females also demonstrated better survival when receiving supportive care, chemotherapy, or radiotherapy alone but not in combined therapy. Older males (&gt;70), illiterate, smokers, and those with comorbidities had a poor prognosis compared to females.</div></div><div><h3>Conclusion</h3><div>This study reveals significant sex-based differences in inoperable lung cancer patients in Bangladesh. Despite earlier diagnosis and higher comorbidities, females demonstrated better survival rates, particularly in adenocarcinoma and squamous cell carcinoma. These findings highlight the need for sex-specific approaches in lung cancer management to improve patient outcomes.</div></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142526843","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
The symptom burden of women with a known risk of breast cancer receiving risk reducing medication 接受降低风险药物治疗的已知乳腺癌风险妇女的症状负担
Cancer treatment and research communications Pub Date : 2023-12-01 DOI: 10.1016/j.ctarc.2023.100784
Meagan S. Whisenant, Jessica Treviño Jones, Anneliese O. Gonzalez, Therese Bartholomew Bevers, Kelly Brassil, Darcy Ponce, Sharvari Kamat, Emily Solis, Ann Maliackal, Hannah G. Warlick, Amie Walters, Chloe Denham, Loretta A. Williams
{"title":"The symptom burden of women with a known risk of breast cancer receiving risk reducing medication","authors":"Meagan S. Whisenant, Jessica Treviño Jones, Anneliese O. Gonzalez, Therese Bartholomew Bevers, Kelly Brassil, Darcy Ponce, Sharvari Kamat, Emily Solis, Ann Maliackal, Hannah G. Warlick, Amie Walters, Chloe Denham, Loretta A. Williams","doi":"10.1016/j.ctarc.2023.100784","DOIUrl":"https://doi.org/10.1016/j.ctarc.2023.100784","url":null,"abstract":"","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139022859","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Patient profiles, treatment patterns, and outcomes among persistent, recurrent, or metastatic cervical cancer patients under routine care in the United States 在美国接受常规护理的持续性、复发性或转移性宫颈癌患者的患者概况、治疗模式和结果
Cancer treatment and research communications Pub Date : 2023-01-01 DOI: 10.1016/j.ctarc.2023.100726
Mugdha Gokhale , Rebekah Yu , Matthew Monberg , Cumhur Tekin , Lei Chen , Richard W. DeClue , Keith Knapp , Lincy S. Lal
{"title":"Patient profiles, treatment patterns, and outcomes among persistent, recurrent, or metastatic cervical cancer patients under routine care in the United States","authors":"Mugdha Gokhale ,&nbsp;Rebekah Yu ,&nbsp;Matthew Monberg ,&nbsp;Cumhur Tekin ,&nbsp;Lei Chen ,&nbsp;Richard W. DeClue ,&nbsp;Keith Knapp ,&nbsp;Lincy S. Lal","doi":"10.1016/j.ctarc.2023.100726","DOIUrl":"10.1016/j.ctarc.2023.100726","url":null,"abstract":"<div><h3>Objective</h3><p>Patients with persistent, recurrent, or metastatic cervical cancer have poor prognosis. While recent advances have expanded treatment options, real-world data on treatment patterns and outcomes in this population are lacking.</p></div><div><h3>Methods</h3><p>This retrospective study identified adult females with persistent, recurrent, or metastatic cervical cancer from the ConcertAI Oncology Dataset who received systemic therapy on or after August 15, 2014. Patients were followed from persistent, recurrent, or metastatic diagnosis through third-line (3 L) therapy, death, end of record, or study end (June 2021). Data collection included patient characteristics, treatment patterns, and clinical outcomes. Kaplan-Meier methods were used for the three most common first-line (1 L) regimens to analyze real-world time on treatment (rwToT), real-world progression-free survival (rwPFS), and real-world overall survival (rwOS). Analyses were stratified by bevacizumab receipt by treatment line.</p></div><div><h3>Results</h3><p>307 patients were included (mean [standard deviation] age 51.5 [13.2] years, 70.7% White). 91.2% of patients had metastatic disease, 8.5% had persistent disease, and &lt;1% had recurrent disease. The most common 1 L regimen was carboplatin+paclitaxel+bevacizumab (40.7%) with median (95% confidence interval [CI]) rwToT of 3.5 (2.9–4.4) months. 57.0% of patients proceeded to second line (2 L), and 25.7% went to 3 L. Median (95% CI) rwPFS was 7.2 (6.4–8.1) months, and median (95% CI) rwOS was 16.5 (14.2–19.9) months, from initiation of 1 L.</p></div><div><h3>Conclusions</h3><p>1 L regimens received in patients with persistent, recurrent, or metastatic cervical cancer generally followed clinical guidelines, and the rwOS agrees with clinical trials. This study highlights the burden of disease and unmet need for specific treatments in these patients.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10176099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Real world prognostic utility of platelet lymphocyte ratio and nutritional status in first-line immunotherapy response in stage IV non-small cell lung cancer 血小板淋巴细胞比率和营养状况在IV期非小细胞肺癌癌症一线免疫治疗反应中的现实预后效用
Cancer treatment and research communications Pub Date : 2023-01-01 DOI: 10.1016/j.ctarc.2023.100752
Madeline MacDonald , Darin Poei , Alexis Leyba , Raymond Diep , Krithika Chennapan , Christopher Leon , Bing Xia , Jorge J. Nieva , Robert Hsu
{"title":"Real world prognostic utility of platelet lymphocyte ratio and nutritional status in first-line immunotherapy response in stage IV non-small cell lung cancer","authors":"Madeline MacDonald ,&nbsp;Darin Poei ,&nbsp;Alexis Leyba ,&nbsp;Raymond Diep ,&nbsp;Krithika Chennapan ,&nbsp;Christopher Leon ,&nbsp;Bing Xia ,&nbsp;Jorge J. Nieva ,&nbsp;Robert Hsu","doi":"10.1016/j.ctarc.2023.100752","DOIUrl":"10.1016/j.ctarc.2023.100752","url":null,"abstract":"<div><h3>Background</h3><p>Elevated platelet lymphocyte ratio (PLR) and low body mass index (BMI) are associated with inferior survival in non-small cell lung cancer (NSCLC) patients receiving immunotherapy (IO). We evaluated real-world prognostic utility of PLR, BMI, and albumin level in stage IV NSCLC patients receiving first line (1L) IO.</p></div><div><h3>Methods</h3><p>We identified 75 stage IV patients who received 1L IO therapy at USC Norris Comprehensive Cancer Center and Los Angeles General Medical Center from 2015 to 2022. The primary outcome was overall survival (OS) from time of IO with attention to pre-treatment BMI &lt; 22, albumin &lt; 3.5 g/dL, and PLR &gt; 180.</p></div><div><h3>Results</h3><p>Median age was 66.5 years with 49 (65.3%) males. 25 (33.3%) had BMI &lt; 22. 45/75 (60%) had PLR &gt; 180. Patients with BMI &lt; 22 had inferior OS (13.1 months (m) vs. 37.4 m in BMI &gt; 28, p-value = 0.042) along with patients with albumin&lt;3.5 g/dL (OS: 2.8 m vs. 14.6 m, p-value = 0.0027), and patients with PLR&gt;180 (OS: 8.7 m vs. 23.0 m, <em>p</em> = 0.028). Composite BMI &lt; 22, PLR &gt; 180 had the worst OS, p-value = 0.0331. Multivariate analysis controlling for age, smoking, gender, PD-L1 tumor proportion score (TPS), and histology (adenocarcinoma, squamous, adenosquamous, and large cell) showed that BMI (HR: 0.8726, 95% CI: 0.7892–0.954) and PLR &gt; 180 (HR: 2.48, 95% CI: 1.076–6.055) were significant in OS mortality risk.</p></div><div><h3>Conclusion</h3><p>Patients with a composite of BMI &lt; 22, albumin &lt; 3.5 g/dL, and PLR &gt; 180 had significantly worse OS. This highlights the importance of screening for poor nutritional status and high PLR to better inform stage IV NSCLC patients receiving IO therapy of their prognosis and supportive care.</p></div><div><h3>MicroAbstract</h3><p>We evaluated real-world prognostic utility of platelet lymphocyte ratio (PLR), body mass index (BMI), and albumin level in 75 Stage IV NSCLC patients receiving first line IO. Patients with a composite of BMI &lt; 22, albumin &lt; 3.5 g/dL, and PLR &gt; 180 had significantly worse OS. This highlights the importance of screening for poor nutritional status and high PLR to better inform stage IV NSCLC patients of their prognosis and to emphasize supportive care needs.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10177698","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cervical cancer screening in HIV-endemic countries: An urgent call for guideline change 艾滋病毒流行国家的宫颈癌筛查:迫切呼吁改变指南
Cancer treatment and research communications Pub Date : 2023-01-01 DOI: 10.1016/j.ctarc.2023.100682
Surbhi Grover , Rohini Bhatia , Tara M. Friebel-Klingner , Anikie Mathoma , Peter Vuylsteke , Salman Khan , Tlotlo Ralefala , Leabaneng Tawe , Lisa Bazzett-Matabele , Barati Monare , Rebecca Luckett , Doreen Ramogola-Masire
{"title":"Cervical cancer screening in HIV-endemic countries: An urgent call for guideline change","authors":"Surbhi Grover ,&nbsp;Rohini Bhatia ,&nbsp;Tara M. Friebel-Klingner ,&nbsp;Anikie Mathoma ,&nbsp;Peter Vuylsteke ,&nbsp;Salman Khan ,&nbsp;Tlotlo Ralefala ,&nbsp;Leabaneng Tawe ,&nbsp;Lisa Bazzett-Matabele ,&nbsp;Barati Monare ,&nbsp;Rebecca Luckett ,&nbsp;Doreen Ramogola-Masire","doi":"10.1016/j.ctarc.2023.100682","DOIUrl":"10.1016/j.ctarc.2023.100682","url":null,"abstract":"<div><p>Women living with HIV (WLWH) are at an increased risk of developing HPV-related high grade cervical dysplasia and cervical cancer. Prior World Health Organization (WHO) screening guidelines recommended starting screening at age 30. We assessed characteristics of women diagnosed with cervical cancer to further inform and refine screening guidelines. We prospectively enrolled women diagnosed with cervical cancer from January 2015 to March 2020 at two tertiary hospitals in Gaborone, Botswana. We performed chi-square and ANOVA analyses to evaluate the association between age upon diagnosis and HIV status, CD4 count, viral load, and other sociodemographic and clinical factors. Data were available for 1130 women who were diagnosed with cervical cancer and 69.3% were WLWH. The median age overall was 47.9 (IQR 41.2–59.1), 44.6 IQR: 39.8 – 50.9) among WLWH, and 61.2 (IQR 48.6–69.3) among women living without HIV. There were 1.3% of women aged &lt;30 years old, 19.1% were 30–39 and 37.2% were 40–49. Overall, 20.4% (<em>n</em> = 231) of cancers were in women &lt;40 years. Age of cervical cancer diagnosis is younger in countries with higher HIV prevalence, like Botswana. Approximately 20% of the patients presented with cancer at &lt;40 years of age and would have likely benefited from screening 10 years prior to cancer diagnosis to provide an opportunity for detection and treatment of pre-invasive disease.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/d2/89/nihms-1876285.PMC9999385.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9883184","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: 2
Effectiveness of natural-based products for radiation-induced oral mucositis therapy: A systematic review 天然产品治疗放射性口腔黏膜炎的有效性:系统综述
Cancer treatment and research communications Pub Date : 2023-01-01 DOI: 10.1016/j.ctarc.2023.100720
Zulfa Fidi Pranadwista , Nanan Nur'aeny
{"title":"Effectiveness of natural-based products for radiation-induced oral mucositis therapy: A systematic review","authors":"Zulfa Fidi Pranadwista ,&nbsp;Nanan Nur'aeny","doi":"10.1016/j.ctarc.2023.100720","DOIUrl":"10.1016/j.ctarc.2023.100720","url":null,"abstract":"<div><p>Radiation-induced oral mucositis (RIOM) is one of the common toxic reactions from ionizing radiation and normal tissue injuries as a complication of radiation therapy and chemotherapy. Radiation therapy is an option for the treatment of head and neck cancer (HNC). The use of natural products is an alternative therapy for RIOM. This review aimed to describe the effectiveness of natural-based products (NBPs) in reducing the severity, pain score, incidence, oral lesion size, and other symptoms such as dysphagia, dysarthria, and odynophagia. This systematic review follows the Preferred Reporting Items for Systematic Review and Meta-analysis (PRISMA) guidelines. Pubmed, ScienceDirect, and Ebscohost-CINAHL Plus databases were used for article searches. The inclusion criteria were studies published from 2012 to 2022 with full text available, in English, a study in humans, and a Randomized Clinical Trial (RCT) that evaluate the effect of NBPs therapy in RIOM patients diagnosed with HNC. This study's population was HNC patients who had oral mucositis after receiving radiation or chemical therapy. The NBPs were manuka honey, thyme honey, aloe vera, calendula, zataria multiflora, Plantago major L., and turmeric. Eight of the twelve included articles showed significant effectiveness against RIOM in various parameters, such as a decrease in severity, incidence rate, pain score, oral lesion size, and the other symptoms of oral mucositis such as dysphagia and burning mouth syndrome. This review concludes that NBPs therapy is effective for RIOM in HNC patients.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10547240","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MicroRNAs in exhaled breath condensate: A pilot study of biomarker detection for lung cancer 呼气冷凝物中的microrna:肺癌生物标志物检测的初步研究
Cancer treatment and research communications Pub Date : 2023-01-01 DOI: 10.1016/j.ctarc.2023.100689
Divyanjali Rai , Bijay Pattnaik , Sunil Bangaru , Naveen K. Bhatraju , Jaya Tak , Seetu Kashyap , Umashankar Verma , Rohit Vadala , Geetika Yadav , R S Dhaliwal , Anurag Agrawal , Randeep Guleria , Anant Mohan
{"title":"MicroRNAs in exhaled breath condensate: A pilot study of biomarker detection for lung cancer","authors":"Divyanjali Rai ,&nbsp;Bijay Pattnaik ,&nbsp;Sunil Bangaru ,&nbsp;Naveen K. Bhatraju ,&nbsp;Jaya Tak ,&nbsp;Seetu Kashyap ,&nbsp;Umashankar Verma ,&nbsp;Rohit Vadala ,&nbsp;Geetika Yadav ,&nbsp;R S Dhaliwal ,&nbsp;Anurag Agrawal ,&nbsp;Randeep Guleria ,&nbsp;Anant Mohan","doi":"10.1016/j.ctarc.2023.100689","DOIUrl":"10.1016/j.ctarc.2023.100689","url":null,"abstract":"<div><h3>Introduction</h3><p>Quantitation of microRNAs secreted by lung cells can provide valuable information regarding lung health. Exhaled breath condensate (EBC) offers a non-invasive way to sample the secreted microRNAs, and could be used as diagnostic tools for lung cancer.</p></div><div><h3>Materials &amp; Methods</h3><p>EBC samples from twenty treatment-naïve patients with pathologically confirmed lung cancer and twenty healthy subjects were profiled for miRNAs expression. Selected microRNAs were further validated, using quantitative-PCR, in an independent set of 10 subjects from both groups.</p></div><div><h3>Results</h3><p>A total of 78 miRNAs were found to be significantly upregulated in the EBC of lung cancer patients compared to the control group. Six of these 78 miRNAs were shortlisted for validation. Of these, miR-31–3p, let7i, and miR-449c were significantly upregulated, exhibited good discriminatory power.</p></div><div><h3>Discussion</h3><p>Differential expression of miRNAs secreted by lung cells could be quantitated in EBC samples, and could be used as a potential non-invasive tool for early diagnosis of lung cancer.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9477182","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Insilco prediction of the role of the FriZZled5 gene in colorectal cancer FriZZled5基因在癌症中作用的Insilco预测。
Cancer treatment and research communications Pub Date : 2023-01-01 DOI: 10.1016/j.ctarc.2023.100751
Alireza Hosseini-Abgir , Mohammad mehdi Naghizadeh , Somayeh Igder , Behnoosh Miladpour
{"title":"Insilco prediction of the role of the FriZZled5 gene in colorectal cancer","authors":"Alireza Hosseini-Abgir ,&nbsp;Mohammad mehdi Naghizadeh ,&nbsp;Somayeh Igder ,&nbsp;Behnoosh Miladpour","doi":"10.1016/j.ctarc.2023.100751","DOIUrl":"10.1016/j.ctarc.2023.100751","url":null,"abstract":"<div><h3>Introduction</h3><p>In this study, we aimed to elucidate the crosstalk between the Wnt/β-catenin signaling pathway and colorectal cancer (CRC) associated with inflammatory bowel disease (IBD) using a bioinformatics analysis of putative common biomarkers and a systems biology approach.</p></div><div><h3>Materials and methods</h3><p>The following criteria were used to search the GEO and ArrayExpress databases for terms related to CRC and IBD: 1. The dataset containing the transcriptomic data, and 2. Untreated samples by medications or drugs. A total of 42 datasets were selected for additional analysis. The GEO2R identified the differentially expressed genes. The genes involved in the Wnt signaling pathway were extracted from the KEGG database. Enrichment analysis and miRNA target prediction were conducted through the ToppGene online tool.</p></div><div><h3>Results</h3><p>In CRC datasets, there were 1168 up- and 998 down-regulated probes, whereas, in IBD datasets, there were 256 up- and 200 down-regulated probes. There were 65 upregulated and 57 downregulated genes shared by CRC and IBD. According to KEGG, there were 166 genes in the Wnt pathway. FriZZled5 (FZD5) was a down-regulated gene in both CRC and IBD, as determined by the intersection of CRC- and IBD-related DEGs with the Wnt pathway. It was also demonstrated that miR-191, miR-885-5p, miR-378a-3p, and miR-396-3p affect the FriZZled5 gene expression.</p></div><div><h3>Conclusion</h3><p>It is possible that increased expression of miR-191 and miR-885-5p, or decreased expression of miR-378a -3p and miR396-3, in IBD and CRC results in decreased expression of the FZD5 gene. Based on the function of this gene, FZD5 may be a potential therapeutic target in IBD that progresses to CRC.</p></div>","PeriodicalId":9507,"journal":{"name":"Cancer treatment and research communications","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10168963","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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