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AI learns across species to address human clinical imaging data sparsity 人工智能跨物种学习,解决人类临床影像数据稀疏问题
IF 28.1 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-26 DOI: 10.1038/s41551-025-01586-3
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引用次数: 0
A filamentary soft robotic probe for multimodal in utero monitoring of fetal health 用于多模态子宫内胎儿健康监测的丝状软机器人探针
IF 28.1 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-26 DOI: 10.1038/s41551-025-01605-3
Hedan Bai, Jianlin Zhou, Mingzheng Wu, Steven Papastefan, Xiuyuan Li, Haohui Zhang, Kaiyu Zhao, Zhuoran Zhang, Wei Ouyang, Catherine R. Redden, Amir M. Alhajjat, Heyang Wang, Yibo Zhou, Kenneth Madsen, Shuo Li, Andrew I. Efimov, Katelyn Ma, Lisa Kovacs, Sahdev Patel, Daniel R. Liesman, Katherine C. Ott, Rinaldo Garziera, Steffen Sammet, Wenming Zhang, Yonggang Huang, Aimen F. Shaaban, John A. Rogers
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引用次数: 0
Human gastric multi-regional assembloids for functional parietal maturation and patient-specific modelling of antral foveolar hyperplasia. 用于功能性顶壁成熟的人胃多区域组合物和胃窦小窝增生的患者特异性模型。
IF 28.1 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-23 DOI: 10.1038/s41551-025-01553-y
Brendan C Jones,Giada Benedetti,Giuseppe Calà,Ramin Amiri,Lucinda Tullie,Roberto Lutman,Jahangir Sufi,Lucy Holland,Daniyal J Jafree,Monika Balys,Glenn Anderson,Ian C Simcock,Owen J Arthurs,Simon Eaton,Nicola Elvassore,Vivian Sw Li,Christopher J Tape,Kelsey Dj Jones,Camilla Luni,Giovanni Giuseppe Giobbe,Paolo De Coppi
Patient-derived human organoids have the capacity to self-organize into more complex structures. However, to what extent gastric organoids can recapitulate differentiated cell types and mucosal functions remains unexplored. Here we report on how region-specific gastric organoids can self-assemble into complex multi-regional assembloids. These assembloids show increased complexity and cross-communication between different gastric regions, allowing for the emergence of the elusive parietal cell type that is responsible for the production of gastric acid and shows a functional response to drugs targeting the H+/K+ ATPase pump. We generate assembloids from paediatric patients with a genetic condition found to be associated with unusual antral foveolar hyperplasia and hyperplastic polyposis. Our multi-regional assembloid efficiently recapitulates hyperplastic-like antral regions, with decreased mucin secretion and glycosylated H+/K+ ATPase subunit beta, which results in impaired gastric acid secretion. Multi-regional gastric assembloids, generated using paediatric-stem-cell-derived organoids, successfully recapitulate the structural and functional characteristics of the human stomach, offering a promising tool for studying gastric epithelial interactions and disease mechanisms that were previously challenging to investigate in primary models.
患者衍生的人类类器官具有自组织成更复杂结构的能力。然而,胃类器官在多大程度上可以概括分化的细胞类型和粘膜功能仍未探索。在这里,我们报告了区域特异性胃类器官如何自组装成复杂的多区域组装体。这些组合体在不同胃区之间表现出增加的复杂性和交叉交流,允许出现难以捉摸的壁细胞类型,负责胃酸的产生,并对靶向H+/K+ atp酶泵的药物表现出功能性反应。我们产生的组装体从儿童患者遗传条件发现与不寻常的窦小窝增生和增生性息肉病。我们的多区域组装体有效地重述增生样的胃窦区域,减少粘蛋白分泌和糖基化H+/K+ atp酶亚基β,导致胃酸分泌受损。使用儿科干细胞衍生的类器官生成的多区域胃组装体成功地概括了人类胃的结构和功能特征,为研究胃上皮相互作用和疾病机制提供了一个有前途的工具,这些工具以前在初级模型中具有挑战性。
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引用次数: 0
The AI sycophant 阿谀奉承的人工智能
IF 26.8 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-22 DOI: 10.1038/s41551-025-01568-5
Rita Strack
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引用次数: 0
A droplet solution for wrapping thin bioelectronics onto complex 3D surfaces 一种用于在复杂的3D表面上包裹薄生物电子器件的液滴溶液
IF 26.8 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-22 DOI: 10.1038/s41551-025-01562-x
Valeria Caprettini
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引用次数: 0
Morphological evaluation of brain organoids 脑类器官的形态学评价
IF 26.8 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-22 DOI: 10.1038/s41551-025-01566-7
Sadra Bakhshandeh
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引用次数: 0
On the horizon in biomedical engineering 在生物医学工程的地平线上
IF 26.8 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-22 DOI: 10.1038/s41551-026-01611-z
It is an exciting time for biomedical engineering, with advances rapidly reshaping the forefront of translational research and medicine. Here we highlight some areas and technologies that we are particularly excited about for the coming years.
对于生物医学工程来说,这是一个激动人心的时刻,技术进步迅速重塑了转化研究和医学的前沿。在这里,我们将重点介绍一些我们对未来几年特别感兴趣的领域和技术。
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引用次数: 0
Making large language models reliable data science programming copilots for biomedical research. 使大型语言模型成为生物医学研究可靠的数据科学编程辅助工具。
IF 28.1 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-22 DOI: 10.1038/s41551-025-01587-2
Zifeng Wang,Benjamin Danek,Ziwei Yang,Zheng Chen,Jimeng Sun
Large language models (LLMs) can generate impressive data visualizations from simple requests, yet their accuracy remains underexplored. Here we present a benchmark of 293 coding tasks derived from 39 studies across 7 biomedical research areas, including biomarkers, integrative analysis, genomic profiling, molecular characterization, therapeutic response, translational research and pan-cancer analysis. Benchmarking eight proprietary and eight open-source LLMs under various prompting strategies reveals an overall accuracy below 40%. This low accuracy raises serious concerns about the risk of propagating incorrect scientific findings when blindly relying on AI-generated analyses. Therefore, we develop an AI agent that begins with and iteratively refines an analysis plan before generating code, achieving 74% accuracy. We embody this insight in a platform that enables users to codevelop analysis plans with LLMs and execute them within an integrated environment. In a user study with five medical researchers, the platform enabled users to complete over 80% of the analysis code for three studies.
大型语言模型(llm)可以从简单的请求生成令人印象深刻的数据可视化,但其准确性仍有待进一步研究。在这里,我们展示了来自7个生物医学研究领域的39项研究的293个编码任务的基准,包括生物标志物、综合分析、基因组谱、分子表征、治疗反应、转化研究和泛癌症分析。在不同提示策略下对8个专有和8个开源llm进行基准测试显示,总体准确率低于40%。这种低准确性引发了人们对盲目依赖人工智能生成的分析时传播不正确科学发现的风险的严重担忧。因此,我们开发了一个AI代理,它在生成代码之前开始并迭代地细化分析计划,达到74%的准确率。我们将这种洞察力体现在一个平台中,该平台使用户能够与llm共同开发分析计划,并在集成环境中执行它们。在一项由五名医学研究人员参与的用户研究中,该平台使用户能够完成三项研究中80%以上的分析代码。
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引用次数: 0
Lung tumouroids as a testing platform for precision CAR T cell therapy 肺类肿瘤作为精确CAR - T细胞治疗的测试平台
IF 28.1 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-21 DOI: 10.1038/s41551-025-01594-3
Lukas Ehlen, Martí Farrera-Sal, Martin Szyska, Janine Arndt, Simon Schallenberg, Cedric Scholz, Mingxing Yang, Claudia Vollbrecht, Anna Löwa, Rebecca Friedrich, Marco Mai, Lena Peter, Samira Picht, Sarah Schulenberg, Daniel Geray, Gabriela Korus, Anke Sommerfeld, Denise Treue, Julia Strauchmann, Aron Elsner, Jonas Kath, Valeria Fernandez Vallone, Maria Joosten, Franka Klatte-Schulz, Ansgar Petersen, Harald Stachelscheid, Dimitrios L. Wagner, Claudia Spies, Jens-Carsten Rückert, Andreas C. Hocke, Julia K. Polansky, Regina Stark, Oliver Klein, Michael Schmueck-Henneresse
Lung cancer, the leading cause of cancer-related mortality, presents major challenges for both standard therapies and chimeric antigen receptor (CAR) T cell therapy due to tumour heterogeneity and resistance. Preclinical models that capture patient-specific factors are essential for personalizing treatment decisions. Here we show that matched lung tumouroids and healthy lung organoids derived from patients provide a robust platform for studying therapy responses. The tumouroids faithfully retained the molecular and histological identity of the original tumours, as confirmed by genomic, epigenomic and proteomic analyses, and accurately replicated individual patient responses to standard-of-care therapies. Importantly, the platform also revealed patient-specific CAR T cell responses, uncovering a complex interplay between target antigen density and broader, tumour-intrinsic resistance programmes. By capturing these individualized factors, our model supports rational patient selection for CAR T cell therapy in lung cancer and provides a framework for designing CAR T cells tailored to overcome resistance mechanisms in solid tumours.
肺癌是癌症相关死亡的主要原因,由于肿瘤异质性和耐药性,对标准治疗和CAR - T细胞治疗都提出了重大挑战。临床前模型捕捉患者特定的因素是至关重要的个性化治疗决策。本研究表明,来自患者的匹配的肺类肿瘤和健康的肺类器官为研究治疗反应提供了一个强大的平台。基因组学、表观基因组学和蛋白质组学分析证实,类肿瘤忠实地保留了原始肿瘤的分子和组织学特征,并准确地复制了个体患者对标准治疗的反应。重要的是,该平台还揭示了患者特异性CAR - T细胞反应,揭示了靶抗原密度与更广泛的肿瘤内在耐药程序之间的复杂相互作用。通过捕获这些个体化因素,我们的模型支持肺癌患者对CAR - T细胞治疗的合理选择,并为设计量身定制的CAR - T细胞提供框架,以克服实体肿瘤中的耐药机制。
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引用次数: 0
Label-free tissue NIR-II autofluorescence imaging for visualization of human liver malignancy. 无标记组织NIR-II自体荧光成像用于人类肝脏恶性肿瘤的可视化。
IF 28.1 1区 医学 Q1 ENGINEERING, BIOMEDICAL Pub Date : 2026-01-20 DOI: 10.1038/s41551-025-01593-4
Haisheng He,Wenwei Zhu,Han Miao,Shangfeng Wang,Zunguo Du,Hongxin Zhang,Jiang Ming,Ben Shi,Hao Wang,Jianping Qi,Yong Fan,Wei Wu,Dongyuan Zhao,Lun-Xiu Qin,Fan Zhang
Successful surgical resection of solid tumours requires highly reliable real-time intraoperative tools to accurately delineate tumour boundaries, which remains challenging in routine clinical standards. Here, we identify endogenous substances with intense autofluorescence in the second near-infrared window (NIR-II, 1,000-1,700 nm) that are abundant in human liver tissues but negligible in cancerous tissues. Inspired by this discovery, we develop a label-free and wide-field imaging approach, named tissue autofluorescence NIR-II imaging (TANI) for visualizing human liver malignancies. TANI demonstrates exceptional contrast (7.69 ± 0.52), sensitivity (97.8%) and specificity (98.4%) in delineating various liver malignancies, including hepatocellular carcinoma, intrahepatic cholangiocarcinoma and liver metastasis from cirrhotic or non-cirrhotic livers, outperforming routine fluorescence-guided surgery and conventional autofluorescence imaging in the visible (400-650 nm) or first near-infrared (700-900 nm) window. The excellent performance of TANI remains unaffected by cancer grade/stage, benign lesions or blood/bile contamination. These findings represent a promising advance in intraoperative decision-making and suggest a strong correlation between near-infrared autofluorescence and diseases. We believe that clarifying the molecular insights underlying these autofluorescent substances may provide new diagnostic directions.
成功的手术切除实体瘤需要高度可靠的实时术中工具来准确划定肿瘤边界,这在常规临床标准中仍然具有挑战性。在这里,我们在第二个近红外窗口(NIR-II, 1,000-1,700 nm)中发现了具有强烈自身荧光的内源性物质,这些物质在人类肝脏组织中含量丰富,但在癌组织中可以忽略不计。受这一发现的启发,我们开发了一种无标记和宽视场成像方法,称为组织自身荧光NIR-II成像(TANI),用于人类肝脏恶性肿瘤的可视化。TANI在描述各种肝脏恶性肿瘤(包括肝细胞癌、肝内胆管癌和肝硬化或非肝硬化肝转移)方面具有出色的对比度(7.69±0.52)、灵敏度(97.8%)和特异性(98.4%),优于常规荧光引导手术和传统的可见光(400-650 nm)或第一个近红外(700-900 nm)窗口的自体荧光成像。TANI的优异表现不受癌症分级/分期、良性病变或血液/胆汁污染的影响。这些发现代表了术中决策的一个有希望的进步,并表明近红外自身荧光与疾病之间有很强的相关性。我们相信,澄清这些自身荧光物质的分子见解可能会提供新的诊断方向。
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Nature Biomedical Engineering
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