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Laser Ablation Surgery in Late Stage Buccal Cancer 晚期颊癌的激光消融手术
Pub Date : 2020-12-01 DOI: 10.13189/COR.2020.060301
R. Bhalla, S. Bhalla, Duleep D. Bhonsale, D. Pawar
Oral cancer is a major health problem in India. The use of tobacco in various forms has escalated the problem to be the leading cause of cancer in males in India. Many patients postpone surgery for fear of facial mutilation and therefore present with Late stage Buccal Cancer. The management of Late stage buccal cancer has very few options. Conventional surgery, chemotherapy and radiation give very little relief to patients. The occurrence of inevitable recurrence after surgery due to Field cancerisation makes the surgery a futile exercise in controlling the spread of the tumor. The treatment in unresectable tumors which is given as palliation is often limited to pain control and bypassing of oral functions by inserting a nasogastric tube. The mortality rate has remained changed over last 10 years. Therefore Quality of life in these patients has become a discussion matter in most cancer forums. The main cause of the suffering of the patient is the bulk of the tumour. Intralesional Laser ablation offers an alternative way to destroy the bulk of the tumor. The reduction in tumor volume allows good restitution of oral function and pain. There were 49 patients observed in this study. Many patients went into remission after laser ablation and Chemotherapy. The ensuing results were analyzed taking into account Quality and Quantity of life and the resulting Quality index was applied on the patients. Most patients had a good Quality Index post-procedure. All patients were highly satisfied with the procedure. There was an enhanced benefit noted in the quality of life and the expected overall survival time of the patients. Conclusion: Laser Ablation offers an alternative treatment in late-stage Oral Cancer for palliation as well as remission.
口腔癌是印度的一个主要健康问题。各种形式的烟草使用使这一问题升级,成为印度男性癌症的主要原因。许多患者因害怕面部损伤而推迟手术,因此出现了晚期颊癌。晚期颊癌的治疗方法很少。传统的手术、化疗和放疗对病人的缓解作用微乎其微。由于野癌术后不可避免的复发,使得手术在控制肿瘤扩散方面是徒劳的。对于不可切除的肿瘤,姑息治疗通常仅限于疼痛控制和通过插入鼻胃管绕过口腔功能。在过去10年中,死亡率一直在变化。因此,这些患者的生活质量已成为大多数癌症论坛讨论的问题。病人痛苦的主要原因是肿瘤很大。病灶内激光消融提供了另一种方法来摧毁大部分肿瘤。肿瘤体积的减小使口腔功能和疼痛得到很好的恢复。本研究共观察49例患者。许多患者在激光消融和化疗后病情得到缓解。结合生活质量和生活数量对结果进行分析,并将所得质量指数应用于患者。大多数患者术后质量指数良好。所有患者对手术都非常满意。患者的生活质量和预期总体生存时间都得到了改善。结论:激光消融为晚期口腔癌的缓解和缓解提供了一种新的治疗方法。
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引用次数: 2
Expression of Circulating Microparticles for the Diagnosis of Non-small Cell Lung Cancer: Clinicopathological Correlations and Prognostic Value 循环微粒表达对非小细胞肺癌的诊断:临床病理相关性和预后价值
Pub Date : 2020-05-01 DOI: 10.13189/cor.2020.060201
F. Najjar, M. Alammar, G. Al-Massarani, Abdulmonem Japawe, Nissreen Alamalla, I. Banat, A. Ikhtiar
Increased values of circulating microparticles (MPs) have been reported in solid tumors including non-small cell lung cancer (NSCLC). We therefore investigated the utility of baseline MPs in the clinical setting of patients with NSCLC. Quantification of MPs in the plasma was performed by flowcytometry. Baseline MP values were correlated with clinical patients' characteristics, estimated tumor volume (ETV) and treatment response. Receiver operating characteristics (ROC) curves were plotted to discriminate between patients and controls in order to determine the diagnostic value of circulating MPs in NSCLC. Our prospective study included 134 NSCLC patients (98 at initial diagnosis, ID and 36 at relapse, R) and 30 healthy individuals. The mean of baseline MP numbers was significantly higher in patients presented either at ID or R than in controls (p<0.0001). Basal MP numbers were inversely correlated with ETV values (p=0.04). In addition, the difference in MP levels at diagnosis was significant according to tumor histology (p=0.02) and primary tumor size (p=0.0007). Using ROC analysis, the optimal cutoff value for baseline MPs was 1307 events/µL with a sensitivity and a specificity of 67.3% and 90.0%, respectively. High MPs expression was significantly associated with low-level smoking degree (p=0.001), non-squamous cell types (p=0.017) and decreased tumor size (p=0.003). Our results suggest that high baseline MP values could be an indicator of tumor growth inhibition in NSSLC. Furthermore, high expression of circulating MPs at diagnosis might predict good prognosis in NSCLC patients.
循环微粒(MPs)值增高在实体肿瘤包括非小细胞肺癌(NSCLC)中有报道。因此,我们研究了基线MPs在非小细胞肺癌患者临床环境中的效用。血浆中MPs的定量采用流式细胞术。基线MP值与临床患者特征、估计肿瘤体积(ETV)和治疗反应相关。绘制受试者工作特征(ROC)曲线以区分患者和对照组,以确定循环MPs在NSCLC中的诊断价值。我们的前瞻性研究纳入了134例非小细胞肺癌患者(98例为初诊(ID), 36例为复发(R))和30名健康个体。在ID或R出现的患者中,基线MP数的平均值显著高于对照组(p<0.0001)。基础MP数与ETV值呈负相关(p=0.04)。此外,根据肿瘤组织学(p=0.02)和原发肿瘤大小(p=0.0007),诊断时MP水平差异有统计学意义。通过ROC分析,基线MPs的最佳临界值为1307事件/µL,灵敏度和特异性分别为67.3%和90.0%。MPs高表达与低水平吸烟程度(p=0.001)、非鳞状细胞类型(p=0.017)和肿瘤大小减小(p=0.003)显著相关。我们的研究结果表明,高基线MP值可能是NSSLC肿瘤生长抑制的一个指标。此外,在诊断时循环MPs的高表达可能预示着NSCLC患者的良好预后。
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引用次数: 0
Survival outcomes Associated with Various Resistance Mechanisms of Osimertinib in Chinese Advanced Non-Small Cell Lung Cancer Patients 中国晚期非小细胞肺癌患者奥西替尼多种耐药机制的生存结局
Pub Date : 2020-04-09 DOI: 10.17303/jcrto.2020.8.204
P. Xing, Yuxin Mu, Shouzheng Wang, Jing Lin, Hao Liu, A. Lizaso, Han-Zhang Han, Jianxing, Xiang, X. Mao, X. Hao, Junling Li
with
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引用次数: 1
Endometriosis: A Malignant Fingerprint. 子宫内膜异位症:一种恶性指纹。
Pub Date : 2020-04-01 Epub Date: 2020-12-29 DOI: 10.17303/jcrto.2020.8.206
Christopher DeAngelo, Megan Burnett Tarasiewicz, Athena Strother, Heather Taggart, Caron Gray, Meaghan Shanahan, Christopher Glowacki, Jimmy Khandalavala, Erin Talaska, Andrea Kinnan, John Joseph Coté, Adrienne Perfilio Edwards, Gina Harper-Harrison, Murray Joseph Casey, Traci-Lynn Hirai, Sarah Schultz, Lynnea Stines, Roma Vora, Dominique Boudreau, Jennifer Burgart, Meredith Shama, Trevor Watson, Lisa Strasheim, Rachel Thompson, Rachel Lawlor, Kayleen Joyce, Claire M Magnuson, Jane Driano, Breanna Elger, Anne Lentino, Margaret Driscoll, Elise Tidwell, Apoorva Sharma, Sarah R Walker, Gretchen Jones, Poonam Sharma, Holly Stessman, Yanyuan Wu, Jay Vadgama, Dana Chase, Lesley Conrad, Srinivasa T Reddy, Robin Farias-Eisner

Background: Endometriosis is complex, but identifying the novel biomarkers, inflammatory molecules, and genetic links holds the key to the enhanced detection, prediction and treatment of both endometriosis and endometriosis related malignant neoplasia. Here we review the literature relating to the specific molecular mechanism(s) mediating tumorigenesis arising within endometriosis.

Methods: Guidance (e.g. Cochrane) and published studies were identified. The Published studies were identified through PubMed using the systematic review methods filter, and the authors' topic knowledge. These data were reviewed to identify key and relevant articles to create a comprehensive review article to explore the molecular fingerprint associated with in endometriosis-driven tumorigenesis.

Results: An important focus is the link between C3aR1, PGR, ER1, SOX-17 and other relevant gene expression profiles and endometriosis-driven tumorigenesis. Further studies should also focus on the combined use of CA-125 with HE-4, and the role for OVA1/MIA as clinically relevant diagnostic biomarkers in the prediction of endometriosis-driven tumorigenesis.

Conclusions: Elucidating endometriosis' molecular fingerprint is to understand the molecular mechanisms that drive the endometriosis-associated malignant phenotype. A better understanding of the predictive roles of these genes and the value of the biomarker proteins will allow for the derivation of unique molecular treatment algorithms to better serve our patients.

背景:子宫内膜异位症是复杂的,但识别新的生物标志物、炎症分子和遗传联系是增强子宫内膜异位症和子宫内膜异位症相关恶性肿瘤的检测、预测和治疗的关键。在此,我们回顾了有关子宫内膜异位症中介导肿瘤发生的特定分子机制的文献。方法:确定指南(如Cochrane)和已发表的研究。通过PubMed采用系统评价方法筛选已发表的研究,并结合作者的主题知识进行筛选。我们对这些数据进行回顾,找出关键和相关的文章,以创建一篇全面的综述文章,探讨与子宫内膜异位症驱动的肿瘤发生相关的分子指纹。结果:C3aR1、PGR、ER1、SOX-17等相关基因表达谱与子宫内膜异位症驱动的肿瘤发生之间的关系是一个重要的焦点。进一步的研究还应关注CA-125与HE-4的联合使用,以及OVA1/MIA作为预测子宫内膜异位症驱动的肿瘤发生的临床相关诊断生物标志物的作用。结论:阐明子宫内膜异位症的分子指纹图谱,有助于了解驱动子宫内膜异位症相关恶性表型的分子机制。更好地了解这些基因的预测作用和生物标记蛋白的价值将允许推导独特的分子治疗算法,以更好地为我们的患者服务。
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引用次数: 4
Critical Review on Role of Some Nutritional Components in Prevention of Cancer In India: An Educators Role 一些营养成分在印度预防癌症中的作用:教育工作者的作用
Pub Date : 2020-03-20 DOI: 10.17303/jcrto.2020.8.203
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引用次数: 0
Epigenetics Meets CRISPR/Cas to Fight Cancer 表观遗传学与CRISPR/Cas对抗癌症
Pub Date : 2020-02-05 DOI: 10.17303/jcrto.2020.8.202
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引用次数: 0
Dabigatran and Cisplatin Co-Treatment Enhances the Antitumor Efficacy of Immune Checkpoint Blockade in A Murine Model of Resistant Ovarian Cancer 达比加群与顺铂联合治疗增强小鼠耐药卵巢癌免疫检查点阻断的抗肿瘤效果
Pub Date : 2020-01-28 DOI: 10.17303/jcrto.2020.8.102
E. Alexander, Allyson R. Minton, M. Peters, J. Ryn, S. Gilmour
and Cisplatin Co-Treatment Enhances the Antitumor Efficacy of Immune Checkpoint Blockade in A Model of Resistant Ovarian Cancer. Abstract The standard treatment for ovarian cancer is surgical debulking followed by platinum- taxane-based chemotherapy. Although most patients are initially responsive to this therapy, patients in advanced stages eventually relapse and die. New therapeutic approaches using immune checkpoint blockade (ICB) have been less promising in ovarian cancer compared to other tumor types, resulting in durable tumor regression in only a small subset of ovarian cancer patients. Because previous studies showed immunomodulatory effects following co-treatment with cisplatin and the thrombin inhibitor dabigatran etexilate (C/D) in a preclinical animal model of ovarian cancer, we explored to what extent this co-treatment may enhance the anti-tumor efficacy of ICB in the ID8 tumor model that is resistant to ICB. Whereas cisplatin or dabigatran treatment alone or co-treatment with cisplatin and anti-PD-1 monoclonal antibody (mAb) demonstrated little significant effect on tumor spread, co-treatment with C/D with or without anti-PD-1 mAb significantly reduced ID8 tumor burden and increased peritoneal INF-γ producing CD8+ T-cells after only 2 weeks of treatment. Moreover, C/D cotreatment with ICB conferred a durable survival advantage over C/D or ICB alone. The enhanced anti-tumor effect and survival with C/D co-treatment and ICB compared to that with C/D or ICB alone was accompanied by decreases in immunosuppressive M2- macrophages, decreases in pro-tumorigenic cytokines, and corresponding increases in tumor-infiltrating, IFN-γ-producing CD8+ T-cells. Our findings provide proof-of-concept evidence that the addition of ICB with thrombin inhibition in frontline platinum-based chemotherapy may be a potential new therapeutic treatment combination for advanced ovarian cancer.
与顺铂联合治疗增强免疫检查点阻断在耐药卵巢癌模型中的抗肿瘤效果卵巢癌的标准治疗方法是手术切除后再加铂紫杉烷类化疗。虽然大多数患者最初对这种治疗有反应,但晚期患者最终会复发并死亡。与其他肿瘤类型相比,使用免疫检查点阻断(ICB)的新治疗方法在卵巢癌中的前景不太乐观,仅在一小部分卵巢癌患者中导致持久的肿瘤消退。由于既往研究显示顺铂与凝血酶抑制剂达比加群酯(C/D)联合治疗在卵巢癌临床前动物模型中具有免疫调节作用,因此我们探索在对ICB有耐药性的ID8肿瘤模型中,这种联合治疗在多大程度上可以增强ICB的抗肿瘤功效。虽然顺铂或达比加群单独治疗或与顺铂和抗pd -1单克隆抗体(mAb)联合治疗对肿瘤扩散的影响不大,但与C/D联合治疗(含或不含抗pd -1单克隆抗体)仅在治疗2周后即可显著降低ID8肿瘤负荷并增加腹膜INF-γ产生CD8+ t细胞。此外,C/D与ICB联合治疗比单独使用C/D或ICB具有持久的生存优势。与单独使用C/D或ICB相比,C/D与ICB联合治疗的抗肿瘤效果和生存率均有所提高,同时伴有免疫抑制M2-巨噬细胞减少,致瘤前细胞因子减少,肿瘤浸润性、产生IFN-γ的CD8+ t细胞相应增加。我们的研究结果提供了概念验证证据,证明在一线铂基化疗中加入ICB和凝血酶抑制可能是晚期卵巢癌的一种潜在的新治疗组合。
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引用次数: 4
Current Status and Future Perspectives of Anti-Angiogenic Therapeutic Attempts for Glioblastoma 胶质母细胞瘤抗血管生成治疗的现状及未来展望
Pub Date : 2020-01-04 DOI: 10.17303/jcrto.2020.8.105
Maria Patrizia Mongiardi, R. Pallini, A. Levi, M. Falchetti
Glioblastoma, the most aggressive brain tumor, is associated with invariably poor prognosis in spite of extensive surgical resection, radiotherapy, and concomitant and adjuvant chemotherapy. The histological landmarks of glioblastoma are massive necrosis and prominent angiogenesis. Glioblastoma vasculature is structurally and function-ally aberrant, characterized by tortuous and leaky vessels, with an increased diameter and significantly thickened basement membranes. This altered vasculature enhances tumor hypoxia and affects the possibility of effective drug delivery to the tumor. Many efforts have been spent in developing therapeutic strategies targeting glioblastoma neo-angiogen-esis, with the dual aim of inhibiting tumor growth and stabilizing tumor vasculature, therefore improving chemotherapy delivery to the tumor. Bevacizumab, a humanized monoclonal antibody targeting Vascular Endothelial Growth Factor (VEGF), has been approved by Food and Drug Administration (FDA) for recurrent glioblastoma, but unfortunately it seems to have limited efficacy in terms of overall survival. Here, we review literature data both from molecular and clinical studies and analyze the state of the art and the future perspectives of antiangiogenic therapies for glioblastoma.
胶质母细胞瘤是最具侵袭性的脑肿瘤,尽管进行了广泛的手术切除、放疗以及伴随和辅助化疗,但其预后总是很差。胶质母细胞瘤的组织学标志是大量坏死和明显的血管新生。胶质母细胞瘤的血管系统在结构和功能上都异常,其特征是血管扭曲和渗漏,直径增加,基底膜明显增厚。这种改变的血管系统增强了肿瘤缺氧,影响了有效药物输送到肿瘤的可能性。针对胶质母细胞瘤新血管生成的治疗策略已经付出了许多努力,其双重目的是抑制肿瘤生长和稳定肿瘤血管系统,从而改善化疗对肿瘤的递送。贝伐单抗是一种靶向血管内皮生长因子(VEGF)的人源化单克隆抗体,已被美国食品和药物管理局(FDA)批准用于复发性胶质母细胞瘤,但不幸的是,就总生存率而言,它的疗效有限。在这里,我们回顾了分子和临床研究的文献数据,并分析了胶质母细胞瘤抗血管生成治疗的现状和未来前景。
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引用次数: 0
Bovine HDL and Dual Domain HDL-Mimetic Peptides Inhibit Tumor Development in Mice. 牛高密度脂蛋白和双结构域模拟高密度脂蛋白肽抑制小鼠肿瘤发展。
Pub Date : 2020-01-01 Epub Date: 2020-01-17 DOI: 10.17303/jcrto.2020.8.101
Feng Su, Anantharamaiah Gm, Mayakonda N Palgunachari, C Roger White, Holly Stessman, Yanyuan Wu, Jay Vadgama, Richard Pietras, Dorothy Nguyen, Srinivasa T Reddy, Robin Farias-Eisner

A growing body of literature supports the role of apolipoproteins present in HDL in the treatment of pro-inflammatory diseases including cancer. We examined whether bovine HDL (bHDL) and three dual-domain peptides, namely AEM-28 and its analog AEM-28-2, and HM-10/10, affect tumor growth and development in mouse models of ovarian and colon cancer. We demonstrate that bHDL inhibits mouse colorectal cancer cell line CT26-mediated lung tumor development, and mouse ovarian cancer cell line ID8-mediated tumor burden. We also demonstrate that, although to different degrees, dual-domain peptides inhibit cell viability of mouse and human ovarian and colon cancer cell lines, but not that of normal human colonic epithelial cells or NIH3T3 mouse fibroblasts. Dual-domain peptides administered subcutaneously or in a chow diet decrease CT26 cell-mediated tumor burden, tumor growth, and tumor dissemination in BALB/c mice. Plasma levels of lysophosphatidic acid (LPA) are significantly reduced in mice that received bHDL and the dual-domain peptides, suggesting that reduction by effecting accumulation and/or synthesis of pro-inflammatory lipids may be one of the mechanisms for the inhibition of tumor development by bHDL and the dual-domain peptides. Our studies suggest that therapeutics based on apolipoproteins present in HDL may be novel agents for the treatment of epithelial adenocarcinomas of the ovary and colon.

越来越多的文献支持高密度脂蛋白中载脂蛋白在治疗包括癌症在内的促炎性疾病中的作用。我们研究了牛高密度脂蛋白(bHDL)和三种双结构域肽,即AEM-28及其类似物AEM-28-2和HM-10/10,是否影响卵巢癌和结肠癌小鼠模型的肿瘤生长和发育。我们证明bHDL抑制小鼠结直肠癌细胞系ct26介导的肺肿瘤发展和小鼠卵巢癌细胞系id8介导的肿瘤负荷。我们还证明,虽然双结构域肽在不同程度上抑制小鼠和人类卵巢癌和结肠癌细胞系的细胞活力,但对正常人类结肠上皮细胞或NIH3T3小鼠成纤维细胞没有抑制作用。双结构域肽在BALB/c小鼠中皮下或在鼠粮中给予可降低CT26细胞介导的肿瘤负荷、肿瘤生长和肿瘤传播。接受bHDL和双结构域肽治疗的小鼠血浆溶血磷脂酸(LPA)水平显著降低,表明通过影响促炎脂质积累和/或合成来降低LPA水平可能是bHDL和双结构域肽抑制肿瘤发展的机制之一。我们的研究表明,基于高密度脂蛋白存在的载脂蛋白的治疗方法可能是治疗卵巢和结肠上皮腺癌的新药物。
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引用次数: 5
Tumor Cell Fusion and Multipolar Trivision 肿瘤细胞融合与多极三视
Pub Date : 2019-12-04 DOI: 10.17303/JCRTO.2014.2.102
G. Banfalvi
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引用次数: 0
期刊
Journal of Cancer Research and Therapeutic Oncology
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