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公共数据库临床研究Biology of sport

Associations of exercise snacks with sarcopenia and all-cause mortality: A national cohort study.

暂无引用数据

本研究基于2011—2014年美国国家健康与营养调查(NHANES)数据,纳入2969名参与者,探讨“运动零食”(即日常累积的短时中高强度身体活动)与肌少症及全因死亡率的关联。研究采用MIMS-ES(运动零食期间日均MIMS单位)和Time-ES(每日运动零食总分钟数)两个指标进行量化,运用调查加权回归模型、限制性立方样条分析及生存分析。结果显示,在完全校正模型中,MIMS-ES每增加1单位、Time-ES每增加1分钟,肌少症发生风险分别降低8%和9%;较高运动零食水平与更强握力相关。限制性立方样条分析呈L形关联,MIMS-ES约2050单位/日、Time-ES约80分钟/日后关联趋于平缓。在肌少症患者中,较高运动零食水平与较低全因死亡风险相关(MIMS-ES:HR=0.83,95%CI:0.74~0.91;Time-ES:HR=0.80,95%CI:0.71~0.91)。亚组及敏感性分析结果基本一致。研究表明,较高运动零食水平与较好的肌肉健康及生存结局相关,仍需进一步前瞻性和干预性研究加以明确。

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最近 5 个完整年度引用趋势

暂无引用数据

数据来源:暂未标注更新时间:暂无更新时间
公共数据库方法学Nature genetics

Extending genome-wide association studies to admixed cohorts with high degrees of relatedness.

2 次引用趋势数据不足

混血人群占全球人口很大比例,但因分析挑战常被全基因组关联研究(GWAS)排除。研究团队此前开发了Tractor,一种基于局部 ancestry 的GWAS工具,专为混血样本设计,可产生准确的 ancestry 特异性效应量并提升发现 ancestry 富集位点的能力,但该工具假设样本无亲缘关系。为此,作者提出Tractor-Mix,允许在包含具有亲缘关系的混血样本的数据集中进行良好校准的关联研究。大量模拟显示,该方法与不产生 ancestry 特异性结果的其他先进方法相比具有竞争力。在英国生物银行、Yale-Penn队列和墨西哥城前瞻性研究的混血样本上的实证测试凸显了该方法的价值,识别出 ancestry 特异性关联。总之,Tractor-Mix扩展了现有模型的能力,使具有亲缘关系的混血样本能够进行良好校准的GWAS。

为什么值得关注

编辑短评

传统 Tractor 假设样本无亲缘,Tractor‑Mix 通过混合模型纳入亲缘关系,在同时有混合祖源 + 亲缘的队列中实现校准可靠的 GWAS,并保留估计祖先特异性遗传效应的能力,释放大型生物库中混合祖源亲缘样本的分析价值。

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完整作者

Taotao Tan、Alejandra Vergara-Lope、José Jaime Martínez-Magaña、Nirav N Shah、Yi-Sian Lin、Kai Yuan、Jaime Berumen、Jesus Alegre-Díaz、Pablo Kuri-Morales、Roberto Tapia-Conyer、Joel Gelenter、Janitza L Montalvo-Ortiz、Wei Zhou、Jason M Torres、Elizabeth G Atkinson

作者机构

  • Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX, USA.
  • Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA.
  • Clinical Trial Service Unit and Epidemiological Studies Unit, Oxford Population Health, Big Data Institute, University of Oxford, Oxford, UK.
  • Department of Psychiatry, Yale University School of Medicine, New Haven, CT, USA.
  • VA Connecticut Healthcare System, West Haven, CT, USA.
  • Clinical Neurosciences Division, US Department of Veterans Affairs National Center for Posttraumatic Stress Disorder, West Haven, CT, USA.
  • Analytic and Translational Genetics Unit, Massachusetts General Hospital, Boston, MA, USA.
  • Stanley Center for Psychiatric Research, Broad Institute of MIT and Harvard, Cambridge, MA, USA.
  • Department of Medicine, Harvard Medical School, Boston, MA, USA.
  • Experimental Research Unit, Faculty of Medicine, National Autonomous University of Mexico, Mexico City, Mexico.
  • Faculty of Medicine, National Autonomous University of Mexico, Mexico City, Mexico.
  • Instituto Tecnológico y de Estudios Superiores de Monterrey, Monterrey, Mexico.
  • Center for Genomic Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
  • Program in Medical and Population Genetics, Broad Institute of MIT and Harvard, Cambridge, MA, USA.
  • Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX, USA. Elizabeth.Atkinson@bcm.edu.
  • Jan and Dan Duncan Neurological Research Institute, Texas Children's Hospital, Houston, TX, USA. Elizabeth.Atkinson@bcm.edu.

技术路线

混合作战样本(UK Biobank、Yale-Penn队列、墨西哥城前瞻性研究) → Tractor-Mix关联分析(考虑亲缘关系与局部祖先)

最近 5 个完整年度引用趋势

0110202102022020230202402025

不含 2026 年,仅展示最近 5 个完整年度。

数据来源:openalex更新时间:2026/11/01 06:10
公共数据库基础研究Science (New York, N.Y.)

Cross-cohort analysis of expression and splicing quantitative trait loci in TOPMed.

16 次引用引用上升

研究基于Trans-Omics for Precision Medicine项目的14,324份RNA测序样本,在包括全血(n=6,454)和肺(n=1,291)在内的六种组织和细胞类型中开展表达与剪接数量性状位点(e/sQTL)分析。研究检测到数万个次级顺式e/sQTL,表明次级顺式e/sQTL的发现仍未饱和。对UK Biobank中164种性状的全基因组关联研究信号进行精细定位,共识别出10,611个e/sQTL共定位信号,其中7,096个与次级e/sQTL共定位。结果提示,更大规模的e/sQTL分析将发现更多次级e/sQTL,从而进一步有助于GWAS解读。

为什么值得关注

编辑短评

基因表达遗传调控不是一个基因一个主信号;次级 cis-QTL 还有大量待发现,并且是解读 GWAS 风险位点的关键,很多 trans 效应本质上由 cis 中介传递。

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完整作者

Peter Orchard、Thomas W Blackwell、Linda Kachuri、Peter J Castaldi、Michael H Cho、Stephanie A Christenson、Peter Durda、Stacey Gabriel、Craig P Hersh、Scott Huntsman、Seungyong Hwang、Roby Joehanes、Mari Johnson、Xingnan Li、Honghuang Lin、Ching-Ti Liu、Yongmei Liu、Angel C Y Mak、Ani W Manichaikul、David T Paik、Aabida Saferali、Joshua D Smith、Kent D Taylor、Russell P Tracy、Jiongming Wang、Mingqiang Wang、Joshua S Weinstock、Jeffrey Weiss、Heather E Wheeler、Ying Zhou、Sebastian Zöllner、Joseph C Wu、Luisa Mestroni、Sharon Graw、Matthew R G Taylor、Victor E Ortega、W Craig Johnson、Weiniu Gan、Goncalo Abecasis、Deborah A Nickerson、Namrata Gupta、Kristin Ardlie、Prescott G Woodruff、Russell P Bowler、Deborah A Meyers、Alex Reiner、Charles Kooperberg、Elad Ziv、Ramachandran S Vasan、Martin G Larson、L Adrienne Cupples、Edwin K Silverman、Stephen S Rich、Nancy Heard-Costa、Hua Tang、Jerome I Rotter、Albert V Smith、Daniel Levy、NHLBI TOPMed Consortium Multi-Omics Working Group32、NHLBI TOPMed Consortium32§、François Aguet、Laura J Scott、Laura M Raffield、Stephen C J Parker、Namiko Abe、Laura Almasy、Seth Ament、Pramod Anugu、Paul Auer、Dimitrios Avramopoulos、Adithya Balasubramanian、R Graham Barr、Lucas Barwick、Terri Beaty、Diane Becker、Lewis Becker、Amber Beitelshees、Takis Benos、Marcos Bezerra、Joshua Bis、Jennifer Brody、Ulrich Broeckel、Jai Broome、Karen Bunting、Erin Buth、Vincent Carey、Cara Carty、Richard Casaburi、Mark Chaffin、Christy Chang、Yi-Cheng Chang、Sameer Chavan、Bo-Juen Chen、Wei-Min Chen、Seung Hoan Choi、Lee-Ming Chuang、Ren-Hua Chung、Matthew Conomos、Elaine Cornell、Carolyn Crandall、James Crapo、Jeffrey Curtis、Coleen Damcott、Sean David、Lisa de Las Fuentes、Paul de Vries、Ranjan Deka、Dawn DeMeo、Scott Devine、Huyen Dinh、Harsha Doddapaneni、Qing Duan、Ravi Duggirala、Charles Eaton、Lynette Ekunwe、Adel El Boueiz、Leslie Emery、Charles Farber、Jesse Farek、Nora Franceschini、Chris Frazar、Mao Fu、Stephanie M Fullerton、Lucinda Fulton、Shanshan Gao、Yan Gao、Margery Gass、Heather Geiger、Auyon Ghosh、Chris Gignoux、David Glahn、Stephanie Gogarten、Da-Wei Gong、Harald Goring、Daniel Grine、C Charles Gu、Yue Guan、Michael Hall、Yi Han、Daniel Harris、Ben Heavner、David Herrington、Brian Hobbs、Elliott Hong、Karin Hoth、Chao Agnes Hsiung、Jianhong Hu、Yi-Jen Hung、Haley Huston、Chii Min Hwu、Rebecca Jackson、Deepti Jain、Jill Johnsen、Rich Johnston、Kimberly Jones、Michael Kessler、Alyna Khan、Ziad Khan、Wonji Kim、John Kimoff、Greg Kinney、Holly Kramer、Christoph Lange、Ethan Lange、Cathy Laurie、Cecelia Laurie、Meryl LeBoff、Sandra Lee、Wen-Jane Lee、David Levine、Joshua Lewis、Yun Li、Xihong Lin、Simin Liu、Yu Liu、Barry Make、Alisa Manning、JoAnn Manson、Lisa Martin、Melissa Marton、Susan Mathai、Susanne May、Patrick McArdle、Merry-Lynn McDonald、Sean McFarland、Daniel McGoldrick、Caitlin McHugh、Hao Mei、James Meigs、Vipin Menon、Nancy Min、Matt Moll、Zeineen Momin、May Montasser、Josyf C Mychaleckyj、Rakhi Naik、Take Naseri、Pradeep Natarajan、Sarah C Nelson、Bonnie Neltner、Caitlin Nessner、Osuji Nkechinyere、Jeff O'Connell、Tim O'Connor、Heather Ochs-Balcom、Geoffrey Okwuonu、James Pankow、Cora Parker、Gina Peloso、Juan Manuel Peralta、Marco Perez、James Perry、Ulrike Peters、Lawrence S Phillips、Toni Pollin、Julia Powers Becker、Meher Preethi Boorgula、Bruce Psaty、Dandi Qiao、Nicholas Rafaels、Mahitha Rajendran、Laura Rasmussen-Torvik、Aakrosh Ratan、Robert Reed、Elizabeth Regan、Muagututi'a Sefuiva Reupena、Rebecca Robillard、Carolina Roselli、Ingo Ruczinski、Alexi Runnels、Pamela Russell、Kathleen Ryan、Ester Cerdeira Sabino、Shabnam Salimi、Sejal Salvi、Steven Salzberg、Kevin Sandow、Jireh Santibanez、Karen Schwander、Frank Sciurba、Frédéric Sériès、Amol Shetty、Aniket Shetty、Brian Silver、Robert Skomro、Tanja Smith、Sylvia Smoller、Beverly Snively、Adrienne M Stilp、Garrett Storm、Elizabeth Streeten、Jessica Lasky Su、Yun Ju Sung、Jody Sylvia、Adam Szpiro、Margaret Taub、Simeon Taylor、Timothy A Thornton、Machiko Threlkeld、Lesley Tinker、David Tirschwell、Hemant Tiwari、Catherine Tong、Michael Tsai、Dhananjay Vaidya、Tarik Walker、Robert Wallace、Avram Walts、Fei Fei Wang、Heming Wang、Karol Watson、Jennifer Watt、Lu-Chen Weng、Jennifer Wessel、Kayleen Williams、Carla Wilson、James Wilson、Lara Winterkorn、Quenna Wong、Baojun Wu、Huichun Xu、Lisa Yanek、Ivana Yang、Seyedeh Maryam Zekavat、Snow Xueyan Zhao、Wei Zhao、Xiaofeng Zhu

作者机构

  • Department of Computational Medicine and Bioinformatics, University of Michigan, Ann Arbor, MI, USA.
  • Department of Biostatistics, School of Public Health, University of Michigan, Ann Arbor, MI, USA.
  • Center for Statistical Genetics, School of Public Health, University of Michigan, Ann Arbor, MI, USA.
  • Department of Epidemiology and Population Health, School of Medicine, Stanford University, Stanford, CA, USA.
  • Channing Division of Network Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
  • Division of Pulmonary, Critical Care, Allergy, and Sleep Medicine, School of Medicine, University of California, San Francisco, San Francisco, CA, USA.
  • Department of Pathology and Laboratory Medicine, Larner College of Medicine, University of Vermont, Burlington, VT, USA.
  • Broad Institute of MIT and Harvard, Cambridge, MA, USA.
  • Division of Pulmonary and Critical Care Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
  • Department of Medicine, University of California, San Francisco, San Francisco, CA, USA.
  • Department of Genetics, Stanford University, Stanford, CA, USA.
  • Population Sciences Branch, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD, USA.
  • Framingham Heart Study, National Heart, Lung, and Blood Institute, National Institutes of Health and Boston University, Framingham, MA, USA.
  • Division of Public Health Sciences, Fred Hutchinson Cancer Center, Seattle, WA, USA.
  • Division of Data Driven and Digital Medicine, Department of Medicine, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
  • Division of Pulmonary, Critical Care, and Sleep Medicine, Department of Medicine, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
  • Department of Medicine, University of Massachusetts Chan Medical School, Worcester, MA, USA.
  • Department of Biostatistics, School of Public Health, Boston University, Boston, MA, USA.
  • Division of Cardiology, Department of Medicine, School of Medicine, Duke University, Durham, NC, USA.
  • Department of Genome Sciences, School of Medicine, University of Virginia, Charlottesville, VA, USA.
  • Stanford Cardiovascular Institute, Stanford University, Stanford, CA, USA.
  • Northwest Genomics Center, University of Washington, Seattle, WA, USA.
  • The Institute for Translational Genomics and Population Sciences, Department of Pediatrics, The Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center, Torrance, CA, USA.
  • Laboratory for Clinical Biochemistry Research, Larner College of Medicine, University of Vermont, Burlington, VT, USA.
  • Department of Biomedical Engineering, Johns Hopkins University, Baltimore, MD, USA.
  • Program in Bioinformatics, Loyola University Chicago, Chicago, IL, USA.
  • Department of Biology, Loyola University Chicago, Chicago, IL, USA.
  • Department of Psychiatry, University of Michigan, Ann Arbor, MI, USA.
  • Department of Medicine, Adult Medical Genetics Program, University of Colorado Anschutz Medical Campus, Aurora, CO, USA.
  • Department of Medicine, Division of Pulmonary and Critical Care Medicine, Mayo Clinic, Phoenix, AZ, USA.
  • Collaborative Health Studies Coordinating Center, University of Washington, Seattle, WA, USA.
  • National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD, USA.
  • Department of Genome Sciences, University of Washington, Seattle, WA, USA.
  • Cardiovascular Research Institute, University of California, San Francisco; San Francisco, CA, USA.
  • Department of Genomic Sciences and Systems Biology, Cleveland Clinic, Cleveland, OH, USA.
  • Department of Medicine, Mayo Clinic, Scottsdale, AZ, USA.
  • Department of Epidemiology, University of Washington, Seattle, WA, USA.
  • Institute for Human Genetics, University of California, San Francisco, San Francisco, CA, USA.
  • Helen Diller Family Comprehensive Cancer Center, University of California, San Francisco, San Francisco, CA, USA.
  • Department of Medicine, School of Medicine, Boston University, Boston, MA, USA.
  • Chobanian & Avedisian School of Medicine, Boston University, Boston, MA, USA.
  • Department of Genetics, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.
  • Department of Human Genetics, University of Michigan, Ann Arbor, MI, USA.
  • New York Genome Center, New York, NY, USA.
  • Children's Hospital of Philadelphia, University of Pennsylvania, Philadelphia, PA, USA.
  • University of Maryland, Baltimore, MD, USA.
  • University of Mississippi, Jackson, MS, USA.
  • Medical College of Wisconsin, Milwaukee, WI, USA.
  • Johns Hopkins University, Baltimore, MD, USA.
  • Baylor College of Medicine Human Genome Sequencing Center, Houston, TX, USA.
  • Columbia University, New York, NY, USA.
  • The Emmes Corporation, Rockville, MD, USA.
  • University of Pittsburgh, Pittsburgh, PA, USA.
  • Fundação de Hematologia e Hemoterapia de Pernambuco - Hemope, Recife, Brazil.
  • University of Washington, Seattle, WA, USA.
  • Brigham andWomen's Hospital, Boston, MA, USA.
  • Washington State University, Pullman, WA, USA.
  • University of California, Los Angeles, Los Angeles, CA, USA.
  • Broad Institute, Cambridge, MA, USA.
  • National Taiwan University, Taipei, Taiwan (Province of China).
  • University of Colorado at Denver, Denver, CO, USA.
  • University of Virginia, Charlottesville, VA, USA.
  • National Health Research Institute Taiwan, Miaoli County, Taiwan (Province of China).
  • University of Vermont, Burlington, VT, USA.
  • National Jewish Health, Denver, CO, USA.
  • University of Michigan, Ann Arbor, MI, USA.
  • University of Chicago, Chicago, IL, USA.
  • Washington University in St. Louis, St. Louis, MO, USA.
  • University of Texas Health at Houston, Houston, TX, USA.
  • University of Cincinnati, Cincinnati, OH, USA.
  • University of North Carolina, Chapel Hill, NC, USA.
  • University of Texas Rio Grande Valley School of Medicine, Edinburg, TX, USA.
  • Harvard University, Cambridge, MA, USA.
  • Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
  • New York Genome Center, New York City, NY, USA.
  • Stanford University, Stanford, CA, USA.
  • Boston Children's Hospital, Harvard Medical School, Boston, MA, USA.
  • University of Texas Rio Grande Valley School of Medicine, San Antonio, TX, USA.
  • University of Maryland, Philadelphia, PA, USA.
  • Wake Forest Baptist Health, Winston-Salem, NC, USA.
  • University of Iowa, Iowa City, IA.
  • Tri-Service General Hospital National Defense Medical Center, Taiwan (Province of China).
  • Blood Works Northwest, Seattle, WA, USA.
  • Taichung Veterans General Hospital Taiwan, Taichung City, Taiwan (Province of China).
  • Oklahoma State University Medical Center, Columbus, OH, USA.
  • Emory University, Atlanta, GA, USA.
  • McGill University, Montréal, QC, Canada.
  • University of Colorado at Denver, Aurora, CO, USA.
  • Loyola University, Maywood, IL, USA.
  • Harvard School of Public Health, Boston, MA, USA.
  • Brown University, Providence, RI, USA.
  • Broad Institute, Harvard University, Massachusetts General Hospital, Boston, MA, USA.
  • George Washington University, Washington, DC, USA.
  • University of Alabama, Birmingham, AL, USA.
  • Massachusetts General Hospital, Boston, MA, USA.
  • National Heart, Lung, and Blood Institute, Bethesda, MD, USA.
  • Ministry of Health, Government of Samoa, Apia, Samoa.
  • University at Buffalo, Buffalo, NY, USA.
  • University of Minnesota, Minneapolis, MN, USA.
  • RTI International, Research Triangle Park, NC, USA.
  • Boston University, Boston, MA, USA.
  • Northwestern University, Chicago, IL, USA.
  • Lutia I Puava Ae Mapu I Fagalele, Apia, Samoa.
  • University of Ottawa, Ottawa, ON, Canada.
  • Universidade de Sao Paulo, Sao Paulo, Brazil.
  • University of Maryland, Seattle, WA, USA.
  • Lundquist Institute, Torrance, CA, USA.
  • Université Laval, Quebec City, Canada.
  • UMass Memorial Medical Center, Worcester, MA, USA.
  • University of Saskatchewan, Saskatoon, Canada.
  • Albert Einstein College of Medicine, New York, NY, USA.
  • Brigham and Women's Hospital, Mass General Brigham, Boston, MA, USA.
  • Indiana University, Indianapolis, IN, USA.
  • Beth Israel Deaconess Medical Center, Cambridge, MA, USA.
  • Henry Ford Health System, Detroit, MI, USA.
  • Case Western Reserve University, Cleveland, OH, USA.

技术路线

14,324份TOPMed RNA测序样本 → 六种组织/细胞类型的cis-eQTL与sQTL分析,检测次级cis-e/sQTL并精细定位

最近 5 个完整年度引用趋势

0241202102022020230202442025

不含 2026 年,仅展示最近 5 个完整年度。

数据来源:openalex更新时间:2026/11/01 04:03
临床队列临床研究Paediatrics & child health

A prospective cohort study of serum sickness-like reactions in the pediatric population.

0 次引用趋势数据不足

一项前瞻性队列研究于2022年10月至2024年9月在加拿大伦敦儿童医院开展,纳入0至18岁表现为皮疹伴关节痛或水肿的患儿,旨在描述儿童血清病样反应(SSLR)的临床与实验室特征。27例患者中男性占59%,就诊时平均年龄4岁;阿莫西林是最常见诱因(85.2%),皮疹以环状形态最常见,超声排除了真性关节炎。皮疹约5天消退,关节痛约4天缓解;全身性激素可加速关节痛缓解,但未缩短病程。淋巴细胞毒性试验在58.3%的病例中确认药物因果关系,并与环状皮疹及T细胞活化标志物升高相关。研究认为,上述发现对儿童SSLR的诊断、管理和预后具有重要意义。

为什么值得关注

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查看扩展信息

完整作者

暂未整理

作者机构

暂未整理

技术路线

暂未整理

最近 5 个完整年度引用趋势

0110202102022020230202402025

不含 2026 年,仅展示最近 5 个完整年度。

数据来源:openalex更新时间:2026/10/31 11:42
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