Jove
Visualize
お問い合わせ
JoVE
x logofacebook logolinkedin logoyoutube logo
JoVEについて
概要リーダーシップブログJoVEヘルプセンター
著者向け
出版プロセス編集委員会範囲と方針査読よくある質問投稿
図書館員向け
推薦の声購読アクセスリソース図書館諮問委員会よくある質問
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experimentsアーカイブ
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教員リソースセンター教員サイト
利用規約
プライバシーポリシー
ポリシー

関連する概念動画

Alzheimer's Disease: Overview01:26

Alzheimer's Disease: Overview

1.6K
Alzheimer's Disease (AD) is a continually advancing neurodegenerative disorder, distinguished by escalating memory loss, cognitive dysfunction, and dementia. The disease unfolds in three stages: preclinical, mild cognitive impairment (MCI), and dementia. Its onset is insidious, and the progression gradual, with the cause not well explained by other disorders.
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ...
1.6K
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

251
DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
251
Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

212
Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
212
Brain Imaging01:14

Brain Imaging

629
Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans),  magnetic resonance imaging (MRI),  functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
629
Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

Imaging Studies II: Positron Emission Tomography and Scintigraphy

460
Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
460
Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

758
Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
758

こちらも読む

関連記事

共著者、ジャーナル、引用グラフによってこの研究に関連する記事。

並び替え
Same author

Genome wide association study meta-analysis of neuropathologic lesions of Alzheimer's disease and related dementias in a multi-site autopsy cohort.

PLoS genetics·2026
Same author

Combining post-mortem and neuroimaging measures of brain amyloidosis to accelerate genomic discovery.

Brain : a journal of neurology·2026
Same author

Traumatic brain injury and late-life Alzheimer's disease neuropathology: Quantitative investigation in the Adult Changes in Thought study.

Journal of Alzheimer's disease : JAD·2026
Same author

Neuropathological study of the effects of aducanumab anti-Aβ immunotherapy on patients with Alzheimer's disease.

Acta neuropathologica·2026
Same author

Gray Matter Morphological Networks are Associated with Neurobiological Features, Cognitive Status and Clinical Recovery in Traumatic Brain Injury.

medRxiv : the preprint server for health sciences·2026
Same author

Somatic mutations reveal the ontogeny of human microglia.

bioRxiv : the preprint server for biology·2026
Same journal

Unveiling the procoagulant state in Alzheimer's disease: A novel PET imaging strategy.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Estimated labor market outcomes of people progressing from preclinical to early-stage Alzheimer's disease in the United States.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Amyloid exacerbates tau and alpha-synuclein pathologies, behavioral impairments, and neuroinflammation in a mixed dementia model.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Multimorbidity burden and patterns associated with DeepBrainNet-derived brain-age gap in dementia-free older adults: A community-based study.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Reply to "Shifting the emphasis of brain health literacy from individuals to systems to reduce inequalities".

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
Same journal

Shifting the emphasis of brain health literacy from individuals to systems to reduce inequalities.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026
関連記事をすべて見る

関連する実験動画

Updated: Jan 8, 2026

Hybrid PET/MRI Imaging of Alzheimer's Disease Based on 18F-AV-1451
05:17

Hybrid PET/MRI Imaging of Alzheimer's Disease Based on 18F-AV-1451

Published on: April 18, 2025

751

アルツハイマー病イメージングコンソーシアム

Swati Rane Levendovszky1, Joshua C Russell2, Christine L Mac Donald2

  • 1University of Kansas Medical Center, Kansas City, KS, USA.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 23, 2025
PubMed
まとめ
この要約は機械生成です。

白質高信号(WMH)では血管およびグリア病理が一般的であり、血管周囲腔の拡大とグリア症が観察されました。神経マーカーに有意差はなく、WMH病理はびまん性老化によって覆い隠される可能性が示唆されました。

キーワード:
白質高信号神経病理血管病理グリア病理老化

さらに関連する動画

Visualization of Amyloid β Deposits in the Human Brain with Matrix-assisted Laser Desorption/Ionization Imaging Mass Spectrometry
09:31

Visualization of Amyloid β Deposits in the Human Brain with Matrix-assisted Laser Desorption/Ionization Imaging Mass Spectrometry

Published on: March 7, 2019

11.0K
Lesion Explorer: A Video-guided, Standardized Protocol for Accurate and Reliable MRI-derived Volumetrics in Alzheimer's Disease and Normal Elderly
12:50

Lesion Explorer: A Video-guided, Standardized Protocol for Accurate and Reliable MRI-derived Volumetrics in Alzheimer's Disease and Normal Elderly

Published on: April 14, 2014

40.8K

関連する実験動画

Last Updated: Jan 8, 2026

Hybrid PET/MRI Imaging of Alzheimer's Disease Based on 18F-AV-1451
05:17

Hybrid PET/MRI Imaging of Alzheimer's Disease Based on 18F-AV-1451

Published on: April 18, 2025

751
Visualization of Amyloid β Deposits in the Human Brain with Matrix-assisted Laser Desorption/Ionization Imaging Mass Spectrometry
09:31

Visualization of Amyloid β Deposits in the Human Brain with Matrix-assisted Laser Desorption/Ionization Imaging Mass Spectrometry

Published on: March 7, 2019

11.0K
Lesion Explorer: A Video-guided, Standardized Protocol for Accurate and Reliable MRI-derived Volumetrics in Alzheimer's Disease and Normal Elderly
12:50

Lesion Explorer: A Video-guided, Standardized Protocol for Accurate and Reliable MRI-derived Volumetrics in Alzheimer's Disease and Normal Elderly

Published on: April 14, 2014

40.8K

科学分野:

  • 神経病理学; 神経画像診断; 血管生物学

背景:

  • 白質高信号(WMH)はMRIで可視化されるが、その根本的な病理は不明である。WMHは神経変性、血管性、または神経炎症性のプロセスから生じる可能性がある。WMHの病理を理解することは、神経学的状態の診断と治療に不可欠である。

研究 の 目的:

  • WMHの神経病理学的基盤を調査すること。WMHと正常に見える白質(NAWM)の病理を比較すること。WMHに関連する特定の細胞および血管の変化を特定すること。

主な方法:

  • MRIで一致した52の組織ブロックを分析し、WMH領域とNAWM領域を比較した。小血管病理(硝子化、動脈硬化)、軸索損失、脱髄、神経線維変性、グリア症を評価した。標準化された染色と半自動定量(HALO)をペア分析で使用した。

主要な成果:

  • WMHでは、正常に見える白質(NAWM)と比較して、血管周囲腔(PVS)のサイズ、コラーゲン症、グリア症が有意に大きかった。アストロサイトの損傷は、ペア分析でのみ有意であり、局所的な病理を示唆していた。WMHとNAWMの間で、髄鞘形成または神経線維軽鎖マーカーに有意差は見られなかった。

結論:

  • WMHでは血管およびグリア病理が蔓延している。アストロサイトの変化は、WMH内の局所的な病理を示唆する可能性がある。神経病理マーカーの有意差がないことは、損傷が軽度であるか、またはびまん性の老化関連白質変化によって覆い隠されているためである可能性がある。