ROR

ROR
  • 文章类型: Journal Article
    背景:通过ROR1及其伴侣通过WNT5A进行的非规范WNT家族(WNT5A通路)信号传导,ROR2或Frizzled2(FZD2)与驱动肿瘤发生和治疗抵抗的过程有关。我们利用大量的尿路上皮癌(UC)肿瘤数据集来表征通过WNT5A的非规范WNT信号,ROR1、ROR2或FZD2表达。
    方法:NextGen对提交给CarisLifeSciences的4125个UC肿瘤进行DNA(592个基因或WES)/RNA(WTS)测序。WNT5A的高表达和低表达,ROR1,ROR2和FZD2被定义为≥上四分位数和<下四分位数/百万(TPM),分别。分析基因表达谱的转录特征,预测对免疫疗法的反应。在适当的情况下应用了Mann-WhitneyU和X2/Fisher精确检验,P值调整为多重比较(p<0.05)。从保险索赔数据获得真实世界总生存期(OS)。
    结果:WNT5A途径基因表达在原发与转移部位之间差异显著:WNT5A(25.2与16.8TPM),FZD2(3.2vs.4.05),ROR1(1.7vs.2.1),和ROR2(2.4与2.6)全部p<0.05。高表达和低表达亚组的比较显示TP53、FGFR3和RB1致病性突变的患病率存在差异。以及随着靶基因表达的增加,T细胞发炎的评分也增加。ROR2(HR1.31,95%CI1.15-1.50,p<0.001)和FZD2(HR1.16,95%CI1.02-1.32,p=0.024)的高基因表达与OS恶化相关。
    结论:在UC患者中观察到四种WNT5A通路成分的不同基因组和免疫景观。需要进行外部验证研究。
    BACKGROUND: Non-canonical WNT family (WNT5A pathway) signaling via WNT5A through ROR1 and its partner, ROR2, or Frizzled2 (FZD2) is linked to processes driving tumorigenesis and therapy resistance. We utilized a large dataset of urothelial carcinoma (UC) tumors to characterize non-canonical WNT signaling through WNT5A, ROR1, ROR2, or FZD2 expression.
    METHODS: NextGen Sequencing of DNA (592 genes or WES)/RNA (WTS) was performed for 4125 UC tumors submitted to Caris Life Sciences. High and low expression of WNT5A, ROR1, ROR2, and FZD2 was defined as ≥ top and RESULTS: WNT5A pathway gene expression varied significantly between primary versus metastatic sites: WNT5A (25.2 vs. 16.8 TPM), FZD2 (3.2 vs. 4.05), ROR1 (1.7 vs. 2.1), and ROR2 (2.4 vs. 2.6) p < 0.05 for all. Comparison of high- and low-expression subgroups revealed variation in the prevalence of TP53, FGFR3, and RB1 pathogenic mutations, as well as increasing T cell-inflamed scores as expression of the target gene increased. High gene expression for ROR2 (HR 1.31, 95% CI 1.15-1.50, p < 0.001) and FZD2 (HR 1.16, 95% CI 1.02-1.32, p = 0.024) was associated with worse OS.
    CONCLUSIONS: Distinct genomic and immune landscapes for the four investigated WNT5A pathway components were observed in patients with UC. External validation studies are needed.
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  • 文章类型: Journal Article
    本研究的主要目的是密切监测和识别与lenvatinib相关的不良事件(AE),用于治疗肾细胞癌的药物治疗剂,甲状腺癌,和肝细胞癌。最终目标是优化患者安全性,并为适当使用该药物提供循证指导。
    对来自FDA不良事件报告系统(FAERS)数据库的报告进行了全面收集和分析,涵盖从2015年第一季度到2023年第一季度的时期。不相称性分析,采用包括ROR在内的鲁棒算法,PRR,BCPNN,EBGM用于有效的数据挖掘,以量化与lenvatinib相关的AE相关的信号。
    在收集的报告中,总共15,193例被确定为“主要可疑(PS)”药物,导致50,508名伐替尼诱导的AE。进行了一项分析,以检查26个器官系统中lenvatinib引起的药物不良反应(ADR)的发生情况。研究结果表明,存在预期的ADR,包括腹泻,呕吐,口腔炎,肝性脑病,食欲下降,脱水,体重下降,和电解质失衡,这与药物标签中提供的信息一致。此外,在首选术语(PT)水平观察到意想不到的显著ADR,比如间质性肺病,气胸,垂体炎,未能茁壮成长,红细胞增多症,垂体功能减退,自发性气胸,肺空洞,和边缘叶脑炎.这些发现表明了目前未在药物说明书中记录的不良反应的潜在发生。
    本研究成功检测到与来伐替尼给药相关的新的和不可预见的ADR信号,从而对ADR与乐伐替尼的利用之间的复杂相关性做出了重要的见解。这项调查的结果强调了持续监测和警惕监测的最大意义,以便及时识别和有效管理不良事件。因此,在lenvatinib治疗的背景下,提高患者的整体安全性和幸福感。
    UNASSIGNED: The primary aim of this study was to closely monitor and identify adverse events (AEs) linked to lenvatinib, a pharmacotherapeutic agent employed for the management of renal cell carcinoma, thyroid cancer, and hepatocellular carcinoma. The ultimate goal was to optimize patient safety and provide evidence-based guidance for the appropriate utilization of this medication.
    UNASSIGNED: A comprehensive collection and analysis of reports from the FDA Adverse Event Reporting System (FAERS) database was conducted, encompassing the period from the first quarter of 2015 to the first quarter of 2023. Disproportionality analysis, employing robust algorithms including ROR, PRR, BCPNN, and EBGM was employed for effective data mining to quantify signals associated with lenvatinib-related AEs.
    UNASSIGNED: Among the collected reports, a total of 15,193 cases were identified where lenvatinib was the \"primary suspected (PS)\" drug, resulting in 50,508 lenvatinib-induced AEs. An analysis was conducted to examine the occurrence of lenvatinib-induced adverse drug reactions (ADRs) across 26 organ systems. The findings revealed the presence of expected ADRs, including diarrhea, vomiting, stomatitis, hepatic encephalopathy, decreased appetite, dehydration, decreased weight, and electrolyte imbalances, which were consistent with the information provided in the drug labels. Furthermore, unexpected significant ADRs were observed at the preferred terms (PT) level, such as interstitial lung disease, pneumothorax, hypophysitis, failure to thrive, polycythemia, hypopituitarism, spontaneous pneumothorax, pulmonary cavitation, and limbic encephalitis. These findings indicated the potential occurrence of adverse effects that are currently not documented in the drug instructions.
    UNASSIGNED: This study has successfully detected novel and unforeseen signals pertaining to ADRs associated with the administration of lenvatinib, thereby contributing significant insights into the intricate correlation between ADRs and the utilization of lenvatinib. The outcomes of this investigation underscore the utmost significance of continuous monitoring and vigilant surveillance in order to promptly identify and effectively manage AEs, consequently enhancing overall patient safety and well-being in the context of lenvatinib therapy.
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  • 文章类型: Journal Article
    免疫检查点抑制剂(ICIs)彻底改变了癌症疗法。然而,免疫相关不良事件(irAE)增加发病率和死亡率,从而限制治疗效用.尚未系统地描述整个肺irAE谱的真实世界发病率。本研究的目的是评估发生肺部感染的风险(肺炎,胸膜事件[即,积液和胸膜炎],气道疾病恶化[即,支气管炎和支气管扩张],和结节病)暴露于五种常用的ICIs:nivolumab,pembrolizumab,durvalumab,阿维鲁单抗,和阿妥珠单抗。
    我们对食品和药物管理局不良事件报告系统(FAERS)药物警戒数据库进行了回顾性审查。我们收集了2012年至2021年的数据来评估肺部感染的风险,并使用Open-Vigil进行了不成比例的分析。用于分析药物警戒数据的软件包,计算报告赔率比(ROR)。我们使用95%CI来评估ROR的精确度。大于1的ROR和95%CI的上限指示统计学显著性。
    2012年至2021年期间,FAERS共报告了17,273,403起事件。其中,88,099(0.5%)归因于PD-1(程序性细胞死亡蛋白1)抑制剂,21,905(0.1%)归因于PD-L1(程序性死亡配体1)抑制剂。使用感兴趣的ICI的最常见适应症是肺癌:PD-1抑制剂共2832例(46.70%),PD-L1抑制剂共1311例(70.9%)。在抗PD-1组中,2342例(38.6%)患者住院,1962例(32.4%)患者死于肺部不良事件.在PD-L1组中,744例(40.3%)患者住院,520例(28.1%)患者死于该事件.Nivolumab导致最高的统计学显著风险(ROR,10.5;95%CI,10.1-10.9)为肺炎。Avelumab患肺炎的风险较小(ROR,0.2;95%CI,0.2-0.3)。nivolumab的胸膜事件风险最高(ROR,3.6;95%CI,3.4-3.9),其次是派博利珠单抗(ROR,1.8;95%CI;1.6-2.0)(p<0.001),Durvalumab的风险最低,阿替珠单抗,和Avelumab.对于ICI相关结节病,pembrolizumab的风险最为显著(ROR,3.6;95%CI,2.8-4.7),其次是纳武单抗(ROR,2.5;95%CI,1.9-3.5)(p<0.001)。与其他药物相比,所有五种ICI的ROR在气道疾病恶化时小于1。
    使用药物警戒数据库,我们发现ICI治疗后发生多发性肺irAE的风险增加,特别是PD-1抑制剂。需要进一步的工作来研究除肺炎以外的肺irAE的发生率。
    UNASSIGNED: Immune checkpoint inhibitors (ICIs) have revolutionized cancer therapeutics. However, immune-related adverse events (irAEs) increase morbidity and mortality and thereby limit therapeutic utility. The real-world incidence of the entire spectrum of pulmonary irAEs has not been systematically described. The objective of this study is to assess the risk of developing pulmonary irAEs (pneumonitis, pleural events [i.e., effusion and pleurisy], exacerbations of airway disease [i.e., bronchitis and bronchiectasis], and sarcoidosis) with exposure to five commonly used ICIs: nivolumab, pembrolizumab, durvalumab, avelumab, and atezolizumab.
    UNASSIGNED: We conducted a retrospective review of the Food and Drug Administration Adverse Events Reporting System (FAERS) pharmacovigilance database. We collected data from 2012 to 2021 to assess the risk of pulmonary irAEs and performed a disproportionality analysis using Open-Vigil, a software package used for analysis of pharmacovigilance data, to calculate reporting odds ratios (RORs). We used 95% CIs to evaluate the precision of RORs. An ROR greater than 1 and the upper limit of the 95% CI indicated statistical significance.
    UNASSIGNED: A total of 17,273,403 events were reported in FAERS between 2012 and 2021. Of these, 88,099 (0.5%) were attributed to the PD-1 (programmed cell death protein 1) inhibitors and 21,905 (0.1%) to PD-L1 (programmed death ligand 1) inhibitors of interest. The most common indication for using the ICIs of interest was lung cancer: a total of 2832 (46.70%) for the PD-1 inhibitors and 1311 (70.9%) for the PD-L1 inhibitors. In the anti-PD-1 group, 2342 (38.6%) patients were hospitalized, and 1962 (32.4%) patients died from the lung adverse event. In the PD-L1 group, 744 (40.3%) patients were hospitalized, and 520 (28.1%) patients died from the event. Nivolumab resulted in the highest statistically significant risk (ROR, 10.5; 95% CI, 10.1-10.9) for pneumonitis. Avelumab had a lesser risk for pneumonitis (ROR, 0.2; 95% CI, 0.2-0.3). The risk for pleural events was highest with nivolumab (ROR, 3.6; 95% CI, 3.4-3.9), followed by pembrolizumab (ROR, 1.8; 95% CI; 1.6-2.0) (p < 0.001), with the lowest risks from durvalumab, atezolizumab, and avelumab. For ICI-related sarcoidosis, the risk was most significant with pembrolizumab (ROR, 3.6; 95% CI, 2.8-4.7), followed by nivolumab (ROR, 2.5; 95% CI, 1.9-3.5) (p < 0.001). The RORs for all five ICIs were less than 1 for exacerbations of airway diseases as compared with other drugs.
    UNASSIGNED: Using a pharmacovigilance database, we found an increased risk of multiple pulmonary irAEs after ICI therapy, particularly with PD-1 inhibitors. Further work is needed to investigate the incidence of pulmonary irAEs other than pneumonitis.
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  • 文章类型: Journal Article
    药物引起的瘙痒引发了抓挠的欲望,从而降低一个人的生活质量。这种现象的某些实例遵循与组胺介导途径不同的复杂作用机制,已知瘙痒的贡献者。然而,对药物与瘙痒之间关系的调查有限。在这项研究中,利用数据挖掘技术综合分析与瘙痒相关的药物的特点,使用FDA的不良事件报告系统(FAERS)数据。与瘙痒有关的报告显示了值得注意的性别差异,年龄,和体重与非瘙痒病例相比。促使瘙痒的药物的主要候选药物是眼科药物,全身抗菌药物,造影剂,皮肤病学抗真菌药,和皮肤病学制剂。主成分分析表明,第二主成分可作为区分粘膜或皮肤表面发作的指标。此外,第三主成分可作为将给药方法分类为侵入性或非侵入性的指标.此外,对这些获得的主成分进行的层次聚类分析揭示了根据瘙痒发作部位和给药方法对药物进行分类的潜力。这些发现有助于制定有针对性的预防和治疗策略,以避免临床实践中的瘙痒。
    Drug-induced pruritus triggers a desire to scratch, thereby diminishing one\'s quality of life. Certain instances of this phenomenon follow complex mechanisms of action that diverge from histamine-mediated pathways, known contributors to pruritus. However, investigations into the relationship between drugs and pruritus are limited. In this study, data mining techniques were employed to comprehensively analyze the characteristics of drugs linked to pruritus, using the FDA\'s Adverse Event Reporting System (FAERS) data. Reports linked to pruritus demonstrated noteworthy differences in gender, age, and weight when compared with non-pruritus cases. Among the leading candidates for drugs prompting pruritus were ophthalmic drugs, systemic antibacterials, contrast media, dermatological antifungals, and dermatological preparations. A principal component analysis showed that the second principal component served as an indicator for distinguishing between onsets at mucous membranes or the skin\'s surface. Additionally, the third principal component functioned as an indicator for categorizing administration methods as either invasive or noninvasive. Furthermore, a hierarchical cluster analysis conducted on these obtained principal components revealed the potential for classifying drugs based on the site of pruritus onset and the method of drug administration. These findings contribute to the development of targeted prevention and treatment strategies for avoiding pruritus in clinical practice.
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  • 文章类型: Journal Article
    间变性甲状腺癌(ATC)是人类中最具侵袭性的恶性肿瘤之一,其与癌症相关的死亡率相当高。由于常规疗法缺乏足够的疗效,需要新的治疗方法。通过更好地了解ATC的分子发病机制可以实现这一目标。甲状腺肿瘤发生由称为癌症干细胞(CSC)的细胞亚群引发,所述细胞亚群具有赋予诸如自我更新和转移的过程的特定标志物诸如CD133。此外,一些长链非编码RNA(lncRNA)通过介导上述过程促进肿瘤发生。
    这里,我们设计了一项探索性研究来研究lncRNAsROR和MALAT1及其相关基因在CSC干性中的作用。使用磁激活细胞分选(MACS),在SW1736和C643ATC细胞系中分离CD133-和CD133+亚群。接下来,CD133标记的表达谱,MALAT1及其相关基因(CCND1,NESTIN,MYBL2,MCL1,IQGAP1),以及ROR及其相关基因(POU5F1,SOX2,NANOG),通过qRT-PCR进行了探索。
    我们发现ROR显著上调,POU5F1,SOX2,NANOG,CD133+SW1736细胞中的CD133、MALAT1、IQGAP1和MCL1与CD133-细胞比拟。至于CD133+C643细胞,CCND1,IQGAP1,POU5F1,SOX2,NANOG,与CD133-细胞相比,NESTIN显著上调。
    这项研究表明,CD133阳性SW1736和C643细胞中的这些lncRNAs可能调节ATC的干性行为。
    UNASSIGNED: Anaplastic thyroid cancer (ATC) is one of the most aggressive malignancies in humans that accounts for a considerable rate of cancer-associated mortality. Since conventional therapies are lacking sufficient efficacy, new treatment approaches are required. This goal could be achieved through a better understanding of the molecular pathogenesis of ATC. Thyroid tumorigenesis is initiated by a subpopulation of cells known as cancer stem cells (CSCs) with specific markers such as CD133 that confers to processes such as self-renewal and metastasis. Besides, some long non-coding RNAs (lncRNAs) promote tumorigenesis by mediating the aforementioned processes.
    UNASSIGNED: Here, we designed an exploratory study to investigate the role of lncRNAs ROR and MALAT1 and their related genes in CSC stemness. Using magnetic-activated cell sorting (MACS), the CD133- and CD133+ subpopulations were separated in SW1736 and C643 ATC cell lines. Next, the expression profiles of the CD133 marker, MALAT1, and its associated genes (CCND1, NESTIN, MYBL2, MCL1, IQGAP1), as well as ROR and its related genes (POU5F1, SOX2, NANOG), were explored by qRT-PCR.
    UNASSIGNED: We found significant up-regulation of ROR, POU5F1, SOX2, NANOG, CD133, MALAT1, IQGAP1, and MCL1 in CD133+ SW1736 cells compared to CD133- cells. As for CD133+ C643 cells, CCND1, IQGAP1, POU5F1, SOX2, NANOG, and NESTIN were significantly up-regulated compared to CD133- cells.
    UNASSIGNED: This study suggests that these lncRNAs in CD133-positive SW1736 and C643 cells might regulate stemness behaviors in ATC.
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  • 文章类型: Journal Article
    解密非规范WNT信号已经被证明是既令人着迷又具有挑战性的。大约30年前发现的,非经典WNT配体独立于转录共激活因子β-catenin信号,以调节发育过程中的多种形态发生过程。非规范WNT功能的分子和细胞机制,然而,保持模糊。来自各种模型系统的最新结果已经集中定义了由原型非规范WNT配体组成的核心非规范WNT通路。WNT5A,受体酪氨酸激酶ROR,七个跨膜受体Frizzled和胞质支架蛋白Dishevelled。重要的是,这些信号传导成分中的每一个的突变都会导致Robinow综合征,一种以严重的组织形态发生异常为特征的先天性疾病。此外,该通路的失调也与癌症转移有关。随着有关WNT5A-ROR途径的新知识不断增长,对这些突变进行建模将可能为该通路的生理调节和WNT5A-ROR驱动的疾病的病因提供重要的见解.
    Deciphering non-canonical WNT signaling has proven to be both fascinating and challenging. Discovered almost 30 years ago, non-canonical WNT ligands signal independently of the transcriptional co-activator β-catenin to regulate a wide range of morphogenetic processes during development. The molecular and cellular mechanisms that underlie non-canonical WNT function, however, remain nebulous. Recent results from various model systems have converged to define a core non-canonical WNT pathway consisting of the prototypic non-canonical WNT ligand, WNT5A, the receptor tyrosine kinase ROR, the seven transmembrane receptor Frizzled and the cytoplasmic scaffold protein Dishevelled. Importantly, mutations in each of these signaling components cause Robinow syndrome, a congenital disorder characterized by profound tissue morphogenetic abnormalities. Moreover, dysregulation of the pathway has also been linked to cancer metastasis. As new knowledge concerning the WNT5A-ROR pathway continues to grow, modeling these mutations will likely provide crucial insights into both the physiological regulation of the pathway and the etiology of WNT5A-ROR-driven diseases.
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  • 文章类型: Journal Article
    官方报告和介绍研究机构的研究活动和成果,规范性标准越来越重要,是遵守报告义务的基础。机构当前研究信息系统(CRIS)作为外部和内部报告的重要数据库或数据源,理想情况下,应与自动化加载例程的操作系统接口连接,以提取相关研究信息。这项调查评估了(半)自动报告是否使用开放式、通过组织的持久性标识符(PID)(ROR)收集的公共研究信息,人员(ORCID),和研究产出(DOI)可以减少报告的工作量。为此,内部维护的可以分配ORCID记录的人员名单(内部ORCID人员名单)来自两个不同的德国研究机构-奥斯纳布吕克大学(UOS)和非大学研究机构TIB-莱布尼茨科学技术信息中心汉诺威-用于调查外部开放数据源中的ORCID覆盖率,例如FREYAPIDGraph(由DataCite开发),OpenAlex和ORCID本身。此外,对于UOS,对特定学科的ORCID覆盖范围进行了详细分析。两个机构之间以及每个机构在各种外部数据源方面的ORCID覆盖范围存在重大差异。按UOS学科对ORCID分布的更详细分析揭示了研究领域内部和外部数据源的差异。可以从我们的结果中得出对未来行动的建议:尽管可以自动映射的研究人员ID的当前覆盖水平仍然不足以将基于持久标识符的提取用于标准(自动)报告,它已经可以成为机构CRIS的宝贵投入。
    Reporting and presentation of research activities and outcome for research institutions in official, normative standards are more and more important and are the basis to comply with reporting duties. Institutional Current Research Information Systems (CRIS) serve as important databases or data sources for external and internal reporting, which should ideally be connected with interfaces to the operational systems for automated loading routines to extract relevant research information. This investigation evaluates whether (semi-) automated reporting using open, public research information collected via persistent identifiers (PIDs) for organizations (ROR), persons (ORCID), and research outputs (DOI) can reduce effort of reporting. For this purpose, internally maintained lists of persons to whom an ORCID record could be assigned (internal ORCID person lists) of two different German research institutions-Osnabrück University (UOS) and the non-university research institution TIB-Leibniz Information Center for Science and Technology Hannover-are used to investigate ORCID coverage in external open data sources like FREYA PID Graph (developed by DataCite), OpenAlex and ORCID itself. Additionally, for UOS a detailed analysis of discipline specific ORCID coverage is conducted. Substantial differences can be found for ORCID coverage between both institutions and for each institution regarding the various external data sources. A more detailed analysis of ORCID distribution by discipline for UOS reveals disparities by research area-internally and in external data sources. Recommendations for future actions can be derived from our results: Although the current level of coverage of researcher IDs which could automatically be mapped is still not sufficient to use persistent identifier-based extraction for standard (automated) reporting, it can already be a valuable input for institutional CRIS.
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  • 文章类型: Journal Article
    麻风分枝杆菌是一种致病细菌,可导致人类麻风病。γδ(γδ)T细胞是存在于人真皮和表皮中的T细胞亚群。这些细胞桥接先天和适应性免疫反应,并在调节抗微生物防御中起关键作用,伤口愈合,和皮肤炎症。这里,我们研究了麻风病患者的皮肤常驻γδT细胞。我们的数据表明,γδT细胞在麻风病患者的结核性(TT)形式的皮肤病变中显着积累。IL-23可以主要刺激真皮γδT细胞产生白细胞介素17(IL-17),一种可能导致疾病保护的细胞因子。这些γδT细胞表达一组特定的表面分子,并且这些细胞中的大多数是Vδ1+。此外,IL-23可以刺激真皮γδT细胞扩增。此外,我们的结果表明,转录因子RORγt在麻风病变中负责IL-17A的表达。因此,这些数据表明,IL-23反应性真皮γδT细胞是皮肤中IL-17A产生的主要资源,可能是麻风病治疗的潜在靶标。
    Mycobacterium leprae is a kind of disease-causing bacteria and results in leprosy in human. Gamma delta (γδ) T cell is a T-cell subset that is presented in both human dermis and epidermis. These cells bridge innate and adaptive immune responses and play critical roles in regulating anti-microbial defense, wound healing, and skin inflammation. Here, we investigated skin resident γδ T cells in patients with leprosy. Our data showed that γδ T cells significantly accumulated in skin lesions of leprosy patients with tuberculoid (TT) form. IL-23 can predominantly stimulate dermal γδ T cells to produce interleukin 17 (IL-17), a cytokine which may lead to disease protection. These γδ T cells expressed a specific set of surface molecules, and majority of these cells were Vδ1+. Also, IL-23 can stimulate the expansion of dermal γδ T cells expansion. Moreover, our results revealed that the transcription factor RORγt was responsible for IL-17A expression in leprosy lesion. Therefore, these data indicated that IL-23-responsive dermal γδ T cells were the major resource of IL-17A production in the skin and could be a potential target in the treatment of leprosy.
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  • 文章类型: Journal Article
    Cardiovascular diseases (CVD) are still the first cause of death worldwide. Their main origin is the development of atherosclerotic plaque, which consists in the accumulation of lipids and inflammatory leucocytes within the vascular wall of large vessels. Beyond dyslipidemia, diabetes, obesity, hypertension and smoking, the alteration of circadian rhythms, in shift workers for instance, has recently been recognized as an additional risk factor. Accordingly, targeting a pro-atherogenic pathway at the right time window, namely chronotherapy, has proven its efficiency in reducing plaque progression without affecting healthy tissues in mice, thus providing the rationale of such an approach to treat CVD and to reduce drug side effects. Nuclear receptors are transcriptional factors involved in the control of many physiological processes. Among them, Rev-erbs and RORs control metabolic homeostasis, inflammatory processes and the biological clock. In this review, we discuss the opportunity to dampen atherosclerosis progression by targeting such ligand-activated core clock components in a (chrono-)therapeutic approach in order to treat CVD.
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  • 文章类型: Journal Article
    Molecular factors that drive metastasis in premenopausal patients with hormone receptor positive (HR+), human epidermal growth factor receptor 2 negative (HER2-), early breast cancer (EBC) are largely unknown. To identify markers/signatures contributing to metastasis, we analyzed molecular changes in tumors from premenopausal patients who developed metastasis (M1) and who did not (M0). Ninety-seven premenopausal patients with HR+/HER2- EBC were included (M1, n = 48, median distant metastasis-free survival (DMFS): 54 (7-184) months; M0, n = 49, median follow-up: 149 (121-191) months). Gene expression profiling on tumor RNA (Breast Cancer 360TM panel, Nanostring) was performed, followed by comprehensive bioinformatic and statistical analyses. Significantly enhanced ROR (risk of recurrence) scores and reduced signature scores of PGR (progesterone receptor), claudin-low, and mammary stemness were determined in M1. These differences were significantly associated with shorter DMFS in univariate survival analyses. Gene set enrichment analysis showed an enriched mTORC1 pathway in M1. Moreover, a metastasis signature of 19 differentially expressed genes (DEGs) that were DMFS-related was defined. Multivariate analysis including the four signatures, 19 DEGs, pN, and pT status, identified LRP2, IBSP, and SCUBE2 as independent prognostic factors. We identified prognostic gene signatures and single-gene markers for distant metastasis in premenopausal HR+/HER2- EBC potentially applicable in future clinical practice.
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