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The Therapeutic Possibility of EBV-Positive Nasopharyngeal Carcinoma through Targeting Somatostatin Receptors 针对生长抑素受体治疗ebv阳性鼻咽癌的可能性
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.21.15.834
Jinlei Ye, Shilei Wang, Shuo Liu, Ying Chen, S. Shen, Qiping Zheng, Zhi-lei Cui, Lichun Sun
Nasopharyngeal carcinoma (NPC) is a complex epithelial malignancy caused by both internal and environmental factors. Among them, Epstein–Barr virus (EBV) is a definitive etiological factor. The current therapeutic regimen for NPC is far from ideal and recurrence is commonly seen in patients after conventional radio and/or chemotherapy. We have thereby set out to develop new treatments for this deadly disease. Having analyzed a number of nasopharyngeal tissue and cell samples, we found that the level of somatostatin receptors (SSTRs) was positively correlated with EBV infection. Further, SSTR2 is the dominant SSTR isoform expressed in the EBV-positive (EBV (+)) NPC cells, a potential target for precise delivery of therapeutic agents. Cytotoxic effects of small molecule drugs including ansamitocin P-3 (AP-3), camptothecin and colchicine were subsequently evaluated in NPC cells. We found that AP-3 exhibits its strong anti-NPC activities with the IC50 values being 0.07 nM in EBV (+) NPC C666-1 cells and 0.09 nM in EBV (-) NPC CNE2 cells. In the xenograft animal model, AP-3 further shows inhibitory effects on NPC growth. These findings indicated that AP-3’s activity is not related to EBV in NPC cells. Thus, we proposed that SSTR2- specific delivery of AP-3 via linking AP-3 to somatostatin is likely a viable option to treat the EBV (+) NPC patients.
鼻咽癌(NPC)是一种复杂的上皮性恶性肿瘤,由内部和环境因素共同引起。其中,eb病毒(EBV)是一个明确的病因。目前鼻咽癌的治疗方案还很不理想,在常规放化疗后复发很常见。因此,我们已经着手开发治疗这种致命疾病的新方法。在分析了大量的鼻咽组织和细胞样本后,我们发现生长抑素受体(SSTRs)的水平与EBV感染呈正相关。此外,SSTR2是EBV阳性(EBV(+))鼻咽癌细胞中表达的主要SSTR亚型,是精确递送治疗剂的潜在靶点。小分子药物包括抗菌肽P-3 (AP-3)、喜树碱和秋水仙碱对鼻咽癌细胞的细胞毒作用。结果表明,AP-3在EBV (+) NPC C666-1细胞中的IC50值为0.07 nM,在EBV (-) NPC CNE2细胞中的IC50值为0.09 nM。在异种移植动物模型中,AP-3进一步显示出对鼻咽癌生长的抑制作用。这些结果表明,AP-3在鼻咽癌细胞中的活性与EBV无关。因此,我们提出,通过连接AP-3和生长抑素,SSTR2特异性递送AP-3可能是治疗EBV(+)鼻咽癌患者的可行选择。
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引用次数: 0
The Influence of Aerobic Fasting on the Body Composition of Trained Individuals: a Mini Review 有氧禁食对训练个体身体成分的影响:一个小型综述
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.21.15.846
Matheus Santos de Sousa Fern, es, G. Santos
Aerobic training has been considered as a good strategy to improve physical conditioning, body composition and health promotion. The present study sought to analyze the influence of fasting aerobic training on the body composition of trained people. For this, a bibliographic review of the literature was carried out based on the survey of theoretical references already analyzed and published by written means such as books, theses and monographs and electronic bases such as Scielo and PubMed, seeking a clear analysis of the results requested in the body composition of individuals trained to apply fasting aerobics. In this work, it is possible to understand how fast aerobic training can influence body composition and be an alternative to reduce adipose tissue.
有氧训练被认为是一种很好的策略,以改善身体素质,身体成分和促进健康。本研究旨在分析空腹有氧训练对训练者身体成分的影响。为此,我们对已经通过书籍、论文、专著等书面方式分析和发表的理论参考文献以及Scielo和PubMed等电子数据库进行了文献综述,寻求对禁食健美操训练个体的身体成分所要求的结果进行清晰的分析。在这项工作中,有可能了解快速有氧训练如何影响身体成分并成为减少脂肪组织的替代方法。
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引用次数: 0
Systematic Mapping Study of The Covid-19 Psychological Impact Covid-19心理影响的系统测绘研究
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.15.3.820
Nikos Tsoukalis-Chaikalis, S. Demsia, D. Chaniotis, F. Chaniotis
The COVID-19 (SARS-CoV-2) pandemic constitutes a major health crisis affecting numerous nations, with over 82,994,220 cases and 1,810,360 confirmed deaths reported to date. Such widespread outbreaks are associated with adverse mental health consequences. Hence, it is important to understand the extent and impact of these challenges. In this study, we conducted a Systematic Mapping Study for collecting, cataloguing, and classifying research activities that explore the phycological impact of COVID-19, including anxiety, depression, and stress which seem to be common psychological reactions to the COVID-19 pandemic. Two key research areas were explored as part of our literature review: a) observational studies, reporting on mental health symptoms in particular populations, and b) commentaries and review articles, addressing the psychological impact of COVID-19 on the general population, the healthcare workers, and the high-risk populations. There is the need for a more systematic research approach which could consider associated factors and confounders, such as demographics, sociocultural and health outcomes.
COVID-19 (SARS-CoV-2)大流行构成了影响许多国家的重大卫生危机,迄今已报告超过82,994,220例病例和1,810,360例确诊死亡。这种广泛的疫情与不良的心理健康后果有关。因此,了解这些挑战的程度和影响是很重要的。在这项研究中,我们进行了一项系统测绘研究,收集、编目和分类探索COVID-19生理影响的研究活动,包括焦虑、抑郁和压力,这些似乎是COVID-19大流行的常见心理反应。作为文献综述的一部分,我们探讨了两个关键研究领域:a)观察性研究,报告特定人群的心理健康症状;b)评论和综述性文章,解决COVID-19对普通人群、医护人员和高危人群的心理影响。需要有一种更系统的研究方法,可以考虑相关因素和混杂因素,如人口、社会文化和健康结果。
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引用次数: 8
Dysmorphic Syndrome or Body DysmorphicDisorder: A Major Underdiagnosed MentalHealth Problem 畸形综合征或身体畸形障碍:一个未被诊断的主要心理健康问题
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.15.842
Wendy Sanchez Cañate, Lazaro Valdelamar Gale, Katerine Perez Mejia, Tatiana Rodriguez Jimenez, Francesc Salgado, Heliana Padilla Santos, Nelson Villalba Ordosgoitia
The Body Dysmorphic Syndrome (CDS) is a clinical entity that consists of an agonizing concern for imaginary or slight defects in appearance, this is commonly considered as an obsessive-compulsive spectrum disorder, based on the similarities it has with this condition. Clinically, it is underdiagnosed because many patients are shy about showing their secondary problem, since most of the time it derives from the altered perception of the skin, hair or nose. However, the disorder can point to various aspects of the patient's appearance throughout his life, it arises if one believes himself to be ugly, deformed or unattractive in the presence of no or minimal culturally acceptable physical deformity and is related to strong feelings of shame accompanied by repetitive behaviors such as checking in the mirror, camouflage of "defects", among others. The World Health Organization (WHO) has considered this disorder as one of the ten most disabling diseases, since the person can avoid social or personal contact. For this reason, CDS is currently considered one of the potentially fatal diseases due to abuse of surgical (cosmetic) procedures and the high rate of suicide attempts with 80% in patients with CDS generate suicidal ideation, but 50% run it.
身体畸形综合征(CDS)是一种临床症状,由对想象或轻微外观缺陷的痛苦担忧组成,这通常被认为是一种强迫性谱系障碍,基于它与这种情况的相似性。临床上,由于许多患者羞于展示他们的继发性问题,因此诊断不足,因为大多数情况下,它源于对皮肤,头发或鼻子的感知改变。然而,这种障碍可以指向患者一生中外表的各个方面,如果一个人认为自己丑陋、畸形或没有吸引力,而没有或只有很少的文化上可接受的身体畸形,它就会出现,并与强烈的羞耻感相关,并伴有重复的行为,如照镜子、掩饰“缺陷”等。世界卫生组织(WHO)认为这种疾病是十大最致残的疾病之一,因为人们可以避免社会或个人接触。因此,由于滥用手术(美容)程序,CDS目前被认为是潜在的致命疾病之一,并且自杀企图率很高,80%的CDS患者产生自杀念头,但50%的患者会这样做。
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引用次数: 0
Mitigating the Effects of Covid-19 Through Global Health Governance 通过全球卫生治理减轻Covid-19的影响
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.21.S3.003
Tegan Zacchaeus Victor Ijaja John Mosugu
The COVID-19 pandemic is affecting lives and exposing weaknesses in health systems across the globe. The importance of health governance in delivering proper and effective services worldwide cannot be overemphasized. It has become apparent that the old ways - vertical and centralized methods of governance - of leadership are not the most effective during the COVID-19 pandemic. As such, there is a need for newer and more innovative methods - collective action and adaptation to change - of ensuring that healthcare can be delivered effectively amid the ongoing chaos and ambiguity. NGOs have also successfully mitigated the effects of the pandemic by introducing/ incorporating healthy behaviors into public messages (washing of hands and social distancing), spearheading advocacy efforts, and serving as the link between the local communities and bilateral/multilateral donors. These coordinated efforts have helped in reducing the spread of virus which has led to lower morbidity rates. Furthermore, Africa has been able to escape the heavy impact of the pandemic due to its adherence to isolation measures coupled with preventive guidelines, public mandates, and bans on domestic/international travel. This paper seeks to explore why effective health governance is important during the pandemic, the roles of NGOs, and lessons learnt thus far.
2019冠状病毒病大流行正在影响全球人民的生活,并暴露出卫生系统的弱点。卫生治理在全世界提供适当和有效服务方面的重要性怎么强调都不为过。很明显,在2019冠状病毒病大流行期间,旧的领导方式——垂直和集中的治理方式——并不是最有效的。因此,需要更新和更具创新性的方法——集体行动和适应变化——以确保在持续的混乱和模糊中有效地提供医疗保健。非政府组织还通过在公共信息中引入/纳入健康行为(洗手和保持社交距离)、带头开展宣传工作以及充当地方社区与双边/多边捐助者之间的纽带,成功地减轻了这一流行病的影响。这些协调一致的努力有助于减少病毒的传播,从而降低了发病率。此外,非洲之所以能够避免这一流行病的严重影响,是因为它遵守了隔离措施以及预防准则、公共任务和禁止国内/国际旅行。本文试图探讨为什么有效的卫生治理在大流行期间是重要的,非政府组织的作用,以及迄今为止吸取的教训。
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引用次数: 1
Key Restoration Methods of a Polluted RiverEcosystem: A Systematic Review 某河流生态系统污染的关键修复方法综述
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.21.15.832
Chalachew Yenew
Background: River is one of a freshwater ecosystem that plays an important role in people's living, aquatic and terrestrial living organisms, and agricultural production. Compared to other ecosystems, rivers support a disproportionately large number of plant and animal species. However, excessive human activities have busted the original ecological balance by polluting the river ecosystem. As a result, partial or total affected the structure and functions of the river ecosystem. This review aimed to investigate the major ecological restoration methods of the polluted river ecosystem. Methods: We have adopted the procedures from the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. The required data were collected via a literature search of MEDLINE/PubMed, Google Scholar, Science Direct, EMBASE, HINARI, and Cochrane Library from the 9th of September, 2019 to the 5th of March, 2020 using combined terms. Articles were included in our review; only if it assessed empirically and comparison and contrast between two or more different restoration methods. This review; it is mainly included published research articles, national reports, and annual reports and excluded opinion essays. Results: Commonly used methods for restoration of polluted rivers around the globe could be categorized depending on the physical, chemical, and biological characteristics of the river. Restoration methods such as channel hydromorphic, aeration, watershed action, riparian, In-stream hydromorphic, and In-stream or wetland creation restoration account for 16%, 19%, 12%, 22%, 17% and 14% of river ecosystem restoration efficiency respectively. From the restoration methods: riparian, artificial aeration and In-stream or wetland creation are preferred for restoration of chemical characteristics. For the restoration of physical characteristics; watershed action and channel hydromorphic are preferred. While for the restoration of biological characteristics; in-stream hydromorphic is the preferred one. Conclusion: Contaminated Rivers can be restored by using different restoration methods. The selection of the preferred restoration methods depends on the physical, chemical, and biological characteristics of the river.
背景:河流是一种淡水生态系统,在人类生活、水陆生物和农业生产中起着重要作用。与其他生态系统相比,河流支持着不成比例的大量动植物物种。然而,过度的人类活动破坏了原有的生态平衡,污染了河流生态系统。因此,部分或全部影响了河流生态系统的结构和功能。本文综述了受污染河流生态系统的主要生态修复方法。方法:我们采用了系统评价和荟萃分析首选报告项目(PRISMA)指南中的程序。所需数据收集于2019年9月9日至2020年3月5日期间通过MEDLINE/PubMed、Google Scholar、Science Direct、EMBASE、HINARI和Cochrane Library的文献检索。文章被纳入我们的综述;只有经过经验评估和两种或两种以上不同修复方法的比较和对比。综述;主要包括已发表的研究论文、国家报告和年度报告,不包括观点文章。结果:根据河流的物理、化学和生物特性,可以对全球常用的污染河流修复方法进行分类。河道水形态、曝气、流域作用、河岸、流内水形态、流内或湿地创造等恢复方式分别占河流生态系统恢复效率的16%、19%、12%、22%、17%和14%。从恢复方法上看,河岸、人工曝气和河道内或湿地是恢复化学特性的首选方法。用于恢复物理特征;首选流域作用和河道水形态。而对于生物特性的恢复;流内水形态是首选的一种。结论:污染河流可采用不同的修复方法进行修复。首选修复方法的选择取决于河流的物理、化学和生物特性。
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引用次数: 0
An Estimate of the Net Benefits from Prior Authorization Policies in the U.S. 对美国事先授权政策净收益的估计
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.21.15.833
R. Popovian, Wayne Winegarden
While originally a clinical tool, prior authorization policies administered by pharmacy benefit managers (PBM) and insurers of biopharmaceuticals are now primarily designed to manage costs. Prior authorization requirements are associated with reduced drug spending (the financial benefit), but they also impose administrative costs on providers, insurance plans, and employer-sponsored plans. Prior authorizations also worsen patient adherence to their prescribed medicines, which is associated with increases in overall healthcare spending. This analysis develops a model utilizing published estimates to quantify the costs created by prior authorizations compared to the financial benefits as measured by the reduced drug spending. Based on our analysis, healthcare costs associated with prior authorizations exceed the benefits of reduced drug spending increasing total healthcare spending by $1.9 billion per year. While additional research evaluating the net benefit from prior authorization policies is necessary, our analysis indicates that prior authorization policies as an administrative tool cannot be justified based on their net financial impact on the healthcare sector.
虽然最初是一种临床工具,但由药房福利管理人员(PBM)和生物制药保险公司管理的事先授权政策现在主要用于管理成本。事先授权要求与减少药物支出(经济利益)有关,但它们也对提供者、保险计划和雇主赞助的计划施加了管理成本。事先授权还会使患者对处方药的依从性恶化,这与总体医疗保健支出的增加有关。该分析开发了一个模型,利用已公布的估计来量化先前授权所产生的成本,并将其与通过减少药物支出来衡量的经济效益进行比较。根据我们的分析,与预先授权相关的医疗保健成本超过了减少药物支出的好处,每年增加19亿美元的医疗保健总支出。虽然有必要进行额外的研究,评估预先授权策略的净收益,但我们的分析表明,不能根据其对医疗保健部门的净财务影响来证明将预先授权策略作为一种管理工具是合理的。
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引用次数: 0
Guillain Barre vs. Miastenia Gravis as an AtypicalPresentation of SARS COV 2 By Molecular Mimic:Purpose of a Case Guillain Barre vs. misastenia Gravis作为SARS COV 2分子模拟物的非典型表现:一个病例的目的
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.15.1.856
Jesús Monter Pére
Introduction: Guillain-Barre syndrome (GBS) is an acute polyradiculoneuropathy due to an autoimmune process, which is triggered in most cases by a viral or bacterial infection, its incidence is 1.75/100,000 inhabitants worldwide. It is a very rare pathology and even less frequent are the cases in young women, so we carry out a review of its epidemiology, clinical manifestations, diagnostic criteria and management. Objective: In this work the case of a young adult woman with GBS is presented. Description of the case: This is a 22-year-old female patient, who was admitted for 10 days at the ESE Hospital La Divina Misericordia with a picture of approximately 1 hour of evolution consisting of dysphagia, odynophagia, asthenia, episodes of dizziness, adynamia, accompanied by a decrease in muscle strength in the upper limbs, also associated with loss of tongue sensitivity. Conclusions: GBS in young women is a rare variant. In most reports the course of the episodes is unpredictable.
简介:格林-巴利综合征(GBS)是一种由自身免疫过程引起的急性多神经根神经病变,在大多数情况下由病毒或细菌感染引发,其发病率为1.75/100,000。这是一种非常罕见的病理,在年轻女性中更不常见,因此我们对其流行病学,临床表现,诊断标准和治疗进行了综述。目的:在这项工作的情况下,一个年轻的成年妇女与GBS提出。病例描述:这是一名22岁的女性患者,她在La Divina Misericordia ESE医院住了10天,出现了大约1小时的进化,包括吞咽困难、吞咽困难、虚弱、发作性头晕、动力不足,并伴有上肢肌肉力量下降,还伴有舌感丧失。结论:GBS在年轻女性中是一种罕见的变异。在大多数报道中,情节的发展是不可预测的。
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引用次数: 0
Delayed Diagnosis and Managementof Second Trimester Cervical EctopicPregnancy - Case Report 妊娠中期宫颈异位妊娠的延迟诊断和处理1例报告
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.15.1.785
Abulgasem Etraim, Hanan Eljabu, I. Elfortia, A. Andisha
A second trimester cervical ectopic pregnancy is a rare kind of ectopic pregnancy and is associated with a high maternal mortality rate. Early diagnosis and management of an ectopic pregnancy is considered as a principal factor to decrease the maternal mortality rate as well as to preserve the fertility of the patient. A 36 year old patient G1P0, 24 weeks with an attack of per-vaginal bleeding and abdominal pain, was diagnosed as a case of an invetable abortion. After termination of the pregnancy, intractable and uncontrolled bleeding was noticed, so a decision of lapratomy was taken and a diagnosis of cervical ectopic pregnancy was confirmed and managed with a total abdominal hysterectomy. It is recommended that staff in the obstetric and gynaecology departments should have training in the use of technology (Ultra-Sound Scan) and its application in order to eliminate possible complications.
妊娠中期宫颈异位妊娠是一种罕见的异位妊娠,与产妇死亡率高有关。宫外孕的早期诊断和处理被认为是降低产妇死亡率和保持患者生育能力的主要因素。患者G1P0, 36岁,孕24周,并发阴道出血及腹痛,诊断为不可避免流产。终止妊娠后发现难治性且无法控制的出血,决定剖腹手术,确诊为宫颈异位妊娠,行腹式全子宫切除术。建议产科和妇科的工作人员接受技术使用(超声波扫描)及其应用方面的培训,以消除可能的并发症。
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引用次数: 0
Factors Influencing Transient Elastography in Detecting Liver Stiffness 影响瞬时弹性成像检测肝脏硬度的因素
Pub Date : 2021-01-01 DOI: 10.36648/1791-809X.15.3.817
Anoop Kv, K. Devadas, Jijo Varghese
Transient elastography (TEE) is a method used for estimating liver fibrosis by measuring the liver stiffness (LSM). Aim of this study was to investigate whether TEE fibrosis scores and liver biopsy fibrosis scores are comparable. It was a Cross sectional study of patients undergoing liver biopsy because of high TEE with persistent transaminitis/normal TEE with persistent transaminitis/high TEE with normal transaminases. TEE fibrosis score of study population was compared to liver biopsy fibrosis scores, which is considered as gold standard, and patients with discordance of more than one fibrosis stage was analyzed with above mentioned variables which can affect TEE. Characteristics of the discordant population was analysed. After applying spearmanˊs correlation it was found that albumin, Total bilirubin and INR had a strong correlation with TEE values. Multiple regression analysis showed albumin and SGOT were independent predictors of Liver stiffness measurement. The discordant population was again analysed after classifying it into two groups i.e F 0-2 (minimal fibrosis) and F 3 (significant fibrosis based on biopsy). After analysis it was found that in F 0-2 group there were certain variables like SGPT, Albumin and INR which had strong correlation with TEE values. Total bilirubin and platelets had moderate correlation with TEE values. After analysing F3 group, age had strong positive correlation with TEE values. TEE was found to be better in detecting liver stiffness than liver biopsy in clinically suspected cirrhosis in this study.
瞬态弹性成像(TEE)是一种通过测量肝脏硬度(LSM)来评估肝纤维化的方法。本研究的目的是探讨TEE纤维化评分和肝活检纤维化评分是否具有可比性。这是一项横断面研究,患者接受肝活检,因为高TEE与持续性转氨炎/正常TEE与持续性转氨炎/高TEE与正常转氨酶。将研究人群TEE纤维化评分与肝活检纤维化评分进行比较,并将肝活检纤维化评分作为金标准,对多个纤维化分期不一致的患者采用上述影响TEE的变量进行分析。分析了不和谐种群的特征。应用spearman - x - s相关性发现,白蛋白、总胆红素和INR与TEE值有较强的相关性。多元回归分析显示,白蛋白和SGOT是肝硬度测量的独立预测因子。将不一致人群分为两组,即f0 -2(最小纤维化)和f3(基于活检的显著纤维化),再次进行分析。经分析发现,f0 -2组有SGPT、Albumin、INR等变量与TEE值有较强的相关性。总胆红素和血小板与TEE值有中度相关性。经F3组分析,年龄与TEE值呈正相关。本研究发现TEE对临床疑似肝硬化患者的肝硬度检测优于肝活检。
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引用次数: 0
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