• 文章类型: Journal Article
    传统急性肾损伤(AKI)分类,它们围绕着半解剖线,无法再捕获AKI的复杂性。通过采用策略来确定预测和预后富集目标,专家们可以更深入地理解AKI的病理生理学,允许开发特定治疗目标并加强个性化护理。亚表型,富含AKI生物标志物,对不同的风险状况和量身定制的治疗策略有深刻的见解,这些策略可以重新定义AKI并有助于改善临床管理.利用生物标志物,如N-乙酰-β-D-氨基葡萄糖苷酶,金属蛋白酶-2•胰岛素样生长因子结合蛋白7,肾损伤分子-1和肝脏脂肪酸结合蛋白的组织抑制剂作为预测亚临床AKI的手段引起了人们的广泛关注.新型生物标志物有望预测持续性AKI,尿基序趋化因子配体14显示出显着的敏感性和特异性。此外,它们可作为急性透析断奶患者的预测标志物,并为不同的AKI亚组提供有价值的见解.AKI的拟议管理,它被封装在一个结构化的流程图中,弥合研究与临床实践之间的差距。它简化了生物标志物和亚表型的利用,有希望的未来,AKI以前所未有的精度被迅速识别和管理。已证明将肾生物标志物纳入早期AKI检测和启动AKI护理束的策略比使用没有这些新生物标志物的护理束更有效。这种全面的方法代表了迈向精准医学的重要一步,能够识别AKI患者的高危亚型.
    Traditional acute kidney injury (AKI) classifications, which are centered around semi-anatomical lines, can no longer capture the complexity of AKI. By employing strategies to identify predictive and prognostic enrichment targets, experts could gain a deeper comprehension of AKI\'s pathophysiology, allowing for the development of treatment-specific targets and enhancing individualized care. Subphenotyping, which is enriched with AKI biomarkers, holds insights into distinct risk profiles and tailored treatment strategies that redefine AKI and contribute to improved clinical management. The utilization of biomarkers such as N-acetyl-β-D-glucosaminidase, tissue inhibitor of metalloprotease-2•insulin-like growth factor-binding protein 7, kidney injury molecule-1, and liver fatty acid-binding protein garnered significant attention as a means to predict subclinical AKI. Novel biomarkers offer promise in predicting persistent AKI, with urinary motif chemokine ligand 14 displaying significant sensitivity and specificity. Furthermore, they serve as predictive markers for weaning patients from acute dialysis and offer valuable insights into distinct AKI subgroups. The proposed management of AKI, which is encapsulated in a structured flowchart, bridges the gap between research and clinical practice. It streamlines the utilization of biomarkers and subphenotyping, promising a future in which AKI is swiftly identified and managed with unprecedented precision. Incorporating kidney biomarkers into strategies for early AKI detection and the initiation of AKI care bundles has proven to be more effective than using care bundles without these novel biomarkers. This comprehensive approach represents a significant stride toward precision medicine, enabling the identification of high-risk subphenotypes in patients with AKI.
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  • 文章类型: Journal Article
    肾脏疾病是世界范围内的主要死亡原因。目前,肾脏疾病的诊断和严重程度的分级主要基于临床特征,不能揭示潜在的分子途径。近来更多的组学研究极大地促进了疾病研究。人工智能(AI)的出现为大数据集的有效集成和解释开辟了道路,以发现临床可操作的知识。这篇综述讨论了人工智能和多组学如何应用和整合,提供在肾脏疾病中开发新的诊断和治疗手段的机会。新技术和新分析管道的结合可以在扩大我们对疾病发病机理的理解方面取得突破,为生物标志物和疾病分类提供新的思路,以及提供精确治疗的可能性。
    Kidney disease is a leading cause of death worldwide. Currently, the diagnosis of kidney diseases and the grading of their severity are mainly based on clinical features, which do not reveal the underlying molecular pathways. More recent surge of ∼omics studies has greatly catalyzed disease research. The advent of artificial intelligence (AI) has opened the avenue for the efficient integration and interpretation of big datasets for discovering clinically actionable knowledge. This review discusses how AI and multi-omics can be applied and integrated, to offer opportunities to develop novel diagnostic and therapeutic means in kidney diseases. The combination of new technology and novel analysis pipelines can lead to breakthroughs in expanding our understanding of disease pathogenesis, shedding new light on biomarkers and disease classification, as well as providing possibilities of precise treatment.
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  • 文章类型: Journal Article
    下一代测序(NGS)的爆炸式增长使基因组数据在精准医学中的广泛使用成为可能。目前,已经出现了几个新生儿基因组计划,以探索NGS在诊断或筛查罕见遗传疾病方面的优势.这些项目取得了显著的成绩,但基因组数据仍然可以在表型收集的帮助下进一步探索。相比之下,纵向出生队列是在新生儿期开始的临床研究中记录和应用表型信息的很好的例子,尤其是健康发展或疾病进展的轨迹分析。显然,基因型和表型的有效整合不仅有利于罕见遗传病的临床管理,而且有利于复杂疾病的风险评估。这里,我们首先总结了最近的新生儿基因组计划以及一些纵向出生队列。然后,在现有研究的基础上,我们通过整合精准医学中的基因型和表型信息,提出了两种简化策略。最后,研究合作,社会学问题,并讨论了未来的前景。如何最大化新生儿基因组信息以使儿科人群受益仍然是需要更多研究和努力的领域。
    The explosion of next-generation sequencing (NGS) has enabled the widespread use of genomic data in precision medicine. Currently, several neonatal genome projects have emerged to explore the advantages of NGS to diagnose or screen for rare genetic disorders. These projects have made remarkable achievements, but still the genome data could be further explored with the assistance of phenotype collection. In contrast, longitudinal birth cohorts are great examples to record and apply phenotypic information in clinical studies starting at the neonatal period, especially the trajectory analyses for health development or disease progression. It is obvious that efficient integration of genotype and phenotype benefits not only the clinical management of rare genetic disorders but also the risk assessment of complex diseases. Here, we first summarize the recent neonatal genome projects as well as some longitudinal birth cohorts. Then, we propose two simplified strategies by integrating genotypic and phenotypic information in precision medicine based on current studies. Finally, research collaborations, sociological issues, and future perspectives are discussed. How to maximize neonatal genomic information to benefit the pediatric population remains an area in need of more research and effort.
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  • 文章类型: Editorial
    暂无摘要。
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  • 文章类型: Journal Article
    弗氏不完全佐剂在A/California/07/2009(H1N1)病毒鼻内攻击后在接种小鼠中引发明显的发病机理,尽管诱导了比其他佐剂制剂更高的特异性抗体滴度。氢氧化铝佐剂在各种具有糖脂的制剂中没有诱导任何致病体征。糖脂,α-半乳糖基神经酰胺,改善了不同的佐剂制剂对抗甲型流感抗体应答的刺激作用。与α-半乳糖基神经酰胺相反,其合成类似物C34对氢氧化铝佐剂对特异性抗体反应的刺激作用具有拮抗作用.单独的氢氧化铝佐剂可以赋予完全的疫苗诱导的保护以对抗由相同的甲型流感病毒毒株的致命攻击引起的死亡率和发病率。研究结果表明,佐剂可以重塑免疫反应,以提高疫苗诱导的免疫力或引起意想不到的致病后果。根据这些观察,这项研究表明,开发一种用于无害疫苗接种的精确佐剂的重要性非常突出,目的是在没有异常反应的情况下产生保护性免疫。
    An incomplete Freund\'s adjuvant elicited an overt pathogenesis in vaccinated mice following the intranasal challenge of A/California/07/2009 (H1N1) virus despite the induction of a higher specific antibody titer than other adjuvanted formulations. Aluminum hydroxide adjuvants have not induced any pathogenic signs in a variety of formulations with glycolipids. A glycolipid, α-galactosyl ceramide, improved a stimulatory effect of distinct adjuvanted formulations on an anti-influenza A antibody response. In contrast to α-galactosyl ceramide, its synthetic analogue C34 was antagonistic toward a stimulatory effect of an aluminum hydroxide adjuvant on a specific antibody response. The aluminum hydroxide adjuvant alone could confer complete vaccine-induced protection against mortality as well as morbidity caused by a lethal challenge of the same strain of an influenza A virus. The research results indicated that adjuvants could reshape immune responses either to improve vaccine-induced immunity or to provoke an unexpected pathogenic consequence. On the basis of these observations, this research connotes the prominence to develop a precision adjuvant for innocuous vaccination aimed at generating a protective immunity without aberrant responses.
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  • 文章类型: Journal Article
    在细胞释放的所有纳米细胞外囊泡中,内体起源的外泌体越来越被认为是潜在的治疗方法,由于其固有的稳定性,低免疫原性,和有针对性的交付能力。这篇综述批判性地评估了基于外泌体的模式在制药和精准医学领域的变革潜力。由于它们精确的靶向生物分子货物递送,外泌体被认为是药物递送的理想候选者,加强再生医学策略,和先进的诊断技术。尽管外泌体疗法的市场增长预测显著,它的利用受到巨大的科学和监管挑战的阻碍。这些包括缺乏普遍接受的外泌体隔离协议以及与导航监管环境相关的复杂性,特别是美国食品和药物管理局(FDA)制定的指南。这篇综述全面概述了旨在解决这些障碍的当前研究轨迹,并讨论了可以证实外泌体疗法临床翻译的前瞻性进展。通过对外泌体治疗应用固有的能力和障碍进行全面分析,本文旨在为未来的研究范式提供信息和指导,从而促进外泌体系统融入主流临床实践。
    Of all the numerous nanosized extracellular vesicles released by a cell, the endosomal-originated exosomes are increasingly recognized as potential therapeutics, owing to their inherent stability, low immunogenicity, and targeted delivery capabilities. This review critically evaluates the transformative potential of exosome-based modalities across pharmaceutical and precision medicine landscapes. Because of their precise targeted biomolecular cargo delivery, exosomes are posited as ideal candidates in drug delivery, enhancing regenerative medicine strategies, and advancing diagnostic technologies. Despite the significant market growth projections of exosome therapy, its utilization is encumbered by substantial scientific and regulatory challenges. These include the lack of universally accepted protocols for exosome isolation and the complexities associated with navigating the regulatory environment, particularly the guidelines set forth by the U.S. Food and Drug Administration (FDA). This review presents a comprehensive overview of current research trajectories aimed at addressing these impediments and discusses prospective advancements that could substantiate the clinical translation of exosomal therapies. By providing a comprehensive analysis of both the capabilities and hurdles inherent to exosome therapeutic applications, this article aims to inform and direct future research paradigms, thereby fostering the integration of exosomal systems into mainstream clinical practice.
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  • 文章类型: Journal Article
    背景/目的:随着外科技术的快速发展,下颌骨重建的新工作流程正在不断评估中。切割引导件被广泛地用于限定截骨平面,但是在制造和定位期间容易出现误差。在机器人手术中,虚拟定义的截骨平面和钻孔可最大程度地减少潜在的误差源,并产生高度准确的结果。方法:在使用患者特定的植入物重建后,在切割引导的锯截骨术和机器人引导的激光截骨术后评估了十个下颌骨复制品。描述性数据分析总结了平均值,标准偏差(SD),中位数,minimum,最大值,以及3D打印模型的表面比较的均方根(RMS)值关于真实性和精度。结果:锯组的中位数真实RMS值为2.0mm(SD±1.7),精度为1.6mm(SD±1.4)。激光组的纯真RMS中值为1.2mm(SD±1.1),等精度为1.6mm(SD±1.4)。这些结果表明,机器人引导激光截骨术与切割引导锯截骨术具有相当的准确性,即使缺乏统计学意义。结论:尽管样本量有限,这种数字高科技手术已被证明可能等同于传统的截骨方法。机器人手术和激光截骨术提供了巨大的优势,因为它们能够无缝集成精确的虚拟术前计划和在人体中的精确执行,消除了将来对手术指南的需求。
    Background/Objective: With the rapid advancement in surgical technologies, new workflows for mandibular reconstruction are constantly being evaluated. Cutting guides are extensively employed for defining osteotomy planes but are prone to errors during fabrication and positioning. A virtually defined osteotomy plane and drilling holes in robotic surgery minimize potential sources of error and yield highly accurate outcomes. Methods: Ten mandibular replicas were evaluated after cutting-guided saw osteotomy and robot-guided laser osteotomy following reconstruction with patient-specific implants. The descriptive data analysis summarizes the mean, standard deviation (SD), median, minimum, maximum, and root mean square (RMS) values of the surface comparison for 3D printed models regarding trueness and precision. Results: The saw group had a median trueness RMS value of 2.0 mm (SD ± 1.7) and a precision of 1.6 mm (SD ± 1.4). The laser group had a median trueness RMS value of 1.2 mm (SD ± 1.1) and an equal precision of 1.6 mm (SD ± 1.4). These results indicate that robot-guided laser osteotomies have a comparable accuracy to cutting-guided saw osteotomies, even though there was a lack of statistical significance. Conclusions: Despite the limited sample size, this digital high-tech procedure has been shown to be potentially equivalent to the conventional osteotomy method. Robotic surgery and laser osteotomy offers enormous advantages, as they enable the seamless integration of precise virtual preoperative planning and exact execution in the human body, eliminating the need for surgical guides in the future.
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  • 文章类型: Journal Article
    ElHierro是加那利群岛最小最西端的岛屿,其种群来自不同祖先成分的混合物,并经过遗传隔离。我们建立了“ElHierro基因组研究”,以表征该岛当前人口的健康状况和遗传组成约10%,共1054名参与者。从每个参与者获得详细的人口统计学和临床数据以及用于DNA提取的血液样本。用全局筛选阵列(Illumina)进行基因组基因分型。通过表征线粒体DNA(mtDNA)和Y染色体单倍群并进行主成分分析(PCA),在416个无关个体的子集中分析了ElHierro的遗传组成。为了探索隔离的特征,还估计了纯合性(ROHs)的运行。在参与者中,高血压,高胆固醇血症,糖尿病是最普遍的疾病。观察到的最常见的mtDNA单倍群来自北非土著,而Y染色体主要是欧洲的。PCA显示,ElHierro种群聚集在1000个基因组附近的欧洲种群,但向非洲种群转移。此外,ROH分析显示,一些个体的基因组中有重要部分的ROH超过400Mb。总的来说,这些结果证实,“ElHierro基因组”队列为研究未开发的孤立人群中几种疾病的遗传基础提供了机会。
    El Hierro is the smallest and westernmost island of the Canary Islands, whose population derives from an admixture of different ancestral components and that has been subjected to genetic isolation. We established the \"El Hierro Genome Study\" to characterize the health status and the genetic composition of ~10% of the current population of the island, accounting for a total of 1054 participants. Detailed demographic and clinical data and a blood sample for DNA extraction were obtained from each participant. Genomic genotyping was performed with the Global Screening Array (Illumina). The genetic composition of El Hierro was analyzed in a subset of 416 unrelated individuals by characterizing the mitochondrial DNA (mtDNA) and Y-chromosome haplogroups and performing principal component analyses (PCAs). In order to explore signatures of isolation, runs of homozygosity (ROHs) were also estimated. Among the participants, high blood pressure, hypercholesterolemia, and diabetes were the most prevalent conditions. The most common mtDNA haplogroups observed were of North African indigenous origin, while the Y-chromosome ones were mainly European. The PCA showed that the El Hierro population clusters near 1000 Genomes\' European population but with a shift toward African populations. Moreover, the ROH analysis revealed some individuals with an important portion of their genomes with ROHs exceeding 400 Mb. Overall, these results confirmed that the \"El Hierro Genome\" cohort offers an opportunity to study the genetic basis of several diseases in an unexplored isolated population.
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  • 文章类型: Journal Article
    向个性化癌症医学(PCM)的转变代表了癌症护理的重大转变,强调基于细胞水平对癌症的遗传理解的定制治疗。这篇综述借鉴了最近的文献,探讨了影响PCM实施的关键因素,突出创新领导力的作用,跨学科合作,以及协调的资金和监管战略。PCM的成功依赖于克服挑战,例如整合不同的医学学科,确保共享基础设施的可持续投资,导航复杂的监管环境。有效的领导对于培养创新和团队合作文化至关重要,对于将复杂的生物学见解转化为个性化治疗策略至关重要。向PCM的过渡不仅需要组织适应,还需要开发新的专业角色和培训计划,强调了多学科方法的必要性以及团队科学在克服传统医学范式局限性方面的重要性。结论强调PCM的成功取决于创建支持创新的协作环境,适应性,以及参与癌症护理的所有利益相关者之间的共同愿景。
    The shift towards personalized cancer medicine (PCM) represents a significant transformation in cancer care, emphasizing tailored treatments based on the genetic understanding of cancer at the cellular level. This review draws on recent literature to explore key factors influencing PCM implementation, highlighting the role of innovative leadership, interdisciplinary collaboration, and coordinated funding and regulatory strategies. Success in PCM relies on overcoming challenges such as integrating diverse medical disciplines, securing sustainable investment for shared infrastructures, and navigating complex regulatory landscapes. Effective leadership is crucial for fostering a culture of innovation and teamwork, essential for translating complex biological insights into personalized treatment strategies. The transition to PCM necessitates not only organizational adaptation but also the development of new professional roles and training programs, underscoring the need for a multidisciplinary approach and the importance of team science in overcoming the limitations of traditional medical paradigms. The conclusion underscores that PCM\'s success hinges on creating collaborative environments that support innovation, adaptability, and shared vision among all stakeholders involved in cancer care.
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  • 文章类型: Journal Article
    2019年,国际个性化医疗联盟(ICPerMed)提出了一个愿景,即个性化医疗(PM)方法的使用将如何在2030年促进“下一代”医学更加坚定地围绕个人的个人特征。通过研究,在可持续的医疗保健系统中改善健康结果,发展,创新,为了病人的利益,公民,和社会。然而,医疗保健专业人员有很大的障碍,研究人员,政策制定者,患者必须克服实施PM。ICPerMed旨在提供建议,以提高利益相关者对为实现PM而实施的可行措施的认识。从PM的最佳实践示例以及专家和利益相关者的咨询开始,仔细分析强调了障碍,机遇,recommendations,和信息,旨在开发有关医疗保健实践中PM实施要求的知识,已提供。已经为PM集成到医疗保健系统定义了实用的路线图,建议采取行动克服现有障碍,并利用PM改善健康结果的潜力。事实上,为了促进不同利益相关者采用PM,必须有一套全面的资源,以满足PM关键领域的利益相关者的需求。这些包括参与战略,协作框架,基础设施建设,教育和培训计划,伦理考虑,资源分配准则,法规遵从性,数据管理和隐私。
    In 2019, the International Consortium for Personalised Medicine (ICPerMed) developed a vision on how the use of personalized medicine (PM) approaches will promote \"next-generation\" medicine in 2030 more firmly centered on the individual\'s personal characteristics, leading to improved health outcomes within sustainable healthcare systems through research, development, innovation, and implementation for the benefit of patients, citizens, and society. Nevertheless, there are significant hurdles that healthcare professionals, researchers, policy makers, and patients must overcome to implement PM. The ICPerMed aims to provide recommendations to increase stakeholders\' awareness on actionable measures to be implemented for the realization of PM. Starting with best practice examples of PM together with consultation of experts and stakeholders, a careful analysis that underlined hurdles, opportunities, recommendations, and information, aiming at developing knowledge on the requirements for PM implementation in healthcare practices, has been provided. A pragmatic roadmap has been defined for PM integration into healthcare systems, suggesting actions to overcome existing barriers and harness the potential of PM for improved health outcomes. In fact, to facilitate the adoption of PM by diverse stakeholders, it is mandatory to have a comprehensive set of resources tailored to stakeholder needs in critical areas of PM. These include engagement strategies, collaboration frameworks, infrastructure development, education and training programs, ethical considerations, resource allocation guidelines, regulatory compliance, and data management and privacy.
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