Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

1.9K
Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
1.9K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Dependence of the Extra-Cellular Diffusion Coefficient on the Fractions of Neurites and Cell Bodies in Gray Matter.

Magnetic resonance in medicine·2026
Same author

Microstructure imaging of prostate cancer by diffusion MRI.

Magma (New York, N.Y.)·2026
Same author

The Role of Dendritic Spines in Water Exchange Measurements With Diffusion MRI: Double Diffusion Encoding and Free-Waveform MRI.

NMR in biomedicine·2026
Same author

Geometry of the cumulant series in diffusion MRI.

Nature communications·2026
Same author

Genomic Landscape, Targeted Therapies, and Mechanisms of Resistance in Molecularly Selected Metastatic Colorectal Cancer Patients.

Genes·2026
Same author

Amivantamab Monotherapy in Chemorefractory <i>RAS</i>/<i>BRAF</i> Wild-Type Metastatic Colorectal Cancer: Results From OrigAMI-1, an Open-Label, Phase Ib/II Study.

Journal of clinical oncology : official journal of the American Society of Clinical Oncology·2026

相关实验视频

Updated: Mar 9, 2026

Author Spotlight: Integrating High-Resolution Intravital Imaging and MRI to Enhance Stereotactic Body Radiation Therapy Planning
10:25

Author Spotlight: Integrating High-Resolution Intravital Imaging and MRI to Enhance Stereotactic Body Radiation Therapy Planning

Published on: April 12, 2024

2.6K

基于模拟的微血管参数映射的评估,用于固体瘤的扩散MR成像.

Anna Kira Voronova1,2, Olivia Prior1, Athanasios Grigoriou1,2

  • 1Radiomics Group, Vall d'Hebron Institute of Oncology (VHIO), Vall d'Hebron Barcelona Hospital Campus, Barcelona, Spain.

Magnetic resonance in medicine
|March 7, 2026
PubMed
概括

使用模拟知情建模的新扩散MRI (dMRI) 方法确定了平均体积流量 (q_m) 和明显网络分支 (ANB) 作为癌症微血管量化有前景的指标.

关键词:
癌症 癌症 癌症 癌症 癌症扩散磁力共振成像 (MRI) 扩散微血管系统的形成模拟建模的模型.模拟器模拟器模拟器模拟器

更多相关视频

Author Spotlight: Creating Human Vascularized Micro-Tumors as Models for Translational Cancer Research
07:26

Author Spotlight: Creating Human Vascularized Micro-Tumors as Models for Translational Cancer Research

Published on: September 15, 2023

2.5K
In Vivo Tracking of Edema Development and Microvascular Pathology in a Model of Experimental Cerebral Malaria Using Magnetic Resonance Imaging
09:04

In Vivo Tracking of Edema Development and Microvascular Pathology in a Model of Experimental Cerebral Malaria Using Magnetic Resonance Imaging

Published on: June 8, 2017

7.0K

相关实验视频

Last Updated: Mar 9, 2026

Author Spotlight: Integrating High-Resolution Intravital Imaging and MRI to Enhance Stereotactic Body Radiation Therapy Planning
10:25

Author Spotlight: Integrating High-Resolution Intravital Imaging and MRI to Enhance Stereotactic Body Radiation Therapy Planning

Published on: April 12, 2024

2.6K
Author Spotlight: Creating Human Vascularized Micro-Tumors as Models for Translational Cancer Research
07:26

Author Spotlight: Creating Human Vascularized Micro-Tumors as Models for Translational Cancer Research

Published on: September 15, 2023

2.5K
In Vivo Tracking of Edema Development and Microvascular Pathology in a Model of Experimental Cerebral Malaria Using Magnetic Resonance Imaging
09:04

In Vivo Tracking of Edema Development and Microvascular Pathology in a Model of Experimental Cerebral Malaria Using Magnetic Resonance Imaging

Published on: June 8, 2017

7.0K

科学领域:

  • 生物医学成像技术 生物医学成像技术
  • 医学物理 医学物理
  • 放射学 放射学是一门学科.

背景情况:

  • 扩散MRI (dMRI) 对于微血管量化至关重要.
  • 提高癌症成像中的生物特异性是一个持续的挑战.

研究的目的:

  • 为设计用于癌症微血管量化的新型dMRI方法提供信息.
  • 提高dMRI在癌症成像中的生物特异性.

主要方法:

  • 利用模拟信息对血管dMRI信号进行建模.
  • 来自1500个合成血管网络的综合信号,跨越各种协议和b样.
  • 估计可恢复的信号自由度和基于估计质量的排名微血管指标.

主要成果:

  • 血管信号表现出复杂的行为,包括扩散时间依赖.
  • 从方向平均的信号中可以恢复两个独立的自由度.
  • 平均体积流速 (q_m) 和明显网络分支 (ANB) 指数在体中显示出最大的相关性,并在癌症患者中检测出再血管化.

结论:

  • 基于模拟的建模确定了q_m和ANB作为微血管表征的有希望的指标.
  • 在体内估计q_m和ANB是可行的,并捕捉生物学上可信的趋势.
  • 这些指标显示了未来癌症成像研究的潜力.