Diffusion MRI reveals in vivo and non-invasively changes in astrocyte function induced by an aquaporin-4 inhibitor

C Debaker, B Djemai, L Ciobanu, T Tsurugizawa… - PLoS …, 2020 - journals.plos.org
The Glymphatic System (GS) has been proposed as a mechanism to clear brain tissue from
waste. Its dysfunction might lead to several brain pathologies, including the Alzheimer's …

The effect of a novel AQP4 facilitator, TGN-073, on glymphatic transport captured by diffusion MRI and DCE-MRI

A Alghanimy, C Martin, L Gallagher, WM Holmes - PloS one, 2023 - journals.plos.org
The glymphatic system is a low resistance pathway, by which cerebrospinal fluid enters the
brain parenchyma along perivascular spaces via AQP4 channels. It is hypothesised that the …

Contrast-enhanced magnetic resonance imaging evidence for the role of astrocytic aquaporin-4 water channels in glymphatic influx and interstitial solute transport

K Takano, M Yamada - Magnetic Resonance Imaging, 2020 - Elsevier
The present study aimed to confirm the hypothesis that aquaporin-4 water channels (AQP4)
control solute transition into the brain parenchyma using image analysis of gadolinium …

Loss of aquaporin-4 results in glymphatic system dysfunction via brain-wide interstitial fluid stagnation

RS Gomolka, LM Hablitz, H Mestre, M Giannetto, T Du… - Elife, 2023 - elifesciences.org
The glymphatic system is a fluid transport network of cerebrospinal fluid (CSF) entering the
brain along arterial perivascular spaces, exchanging with interstitial fluid (ISF), ultimately …

Glymphatic fluid transport is suppressed by the aquaporin‐4 inhibitor AER‐271

MJ Giannetto, RS Gomolka, D Gahn‐Martinez… - Glia, 2024 - Wiley Online Library
The glymphatic system transports cerebrospinal fluid (CSF) into the brain via arterial
perivascular spaces and removes interstitial fluid from the brain along perivenous spaces …

Aquaporin-4 facilitator TGN-073 promotes interstitial fluid circulation within the blood–brain barrier:[: 17: O] H: 2: O JJVCPE MRI study

VJ Huber, H Igarashi, S Ueki, IL Kwee, T Nakada - Neuroreport, 2018 - journals.lww.com
The blood–brain barrier (BBB), which imposes significant water permeability restriction,
effectively isolates the brain from the systemic circulation. Seemingly paradoxical, the …

[HTML][HTML] Direct imaging of glymphatic transport using H217O MRI

MS Alshuhri, L Gallagher, LM Work, WM Holmes - JCI insight, 2021 - ncbi.nlm.nih.gov
The recently proposed glymphatic pathway for solute transport and waste clearance from the
brain has been the focus of intense debate. By exploiting an isotopically enriched MRI …

Brain water mobility decreases after astrocytic aquaporin-4 inhibition using RNA interference

J Badaut, S Ashwal, A Adami, B Tone… - Journal of Cerebral …, 2011 - journals.sagepub.com
Neuroimaging with diffusion-weighted imaging is routinely used for clinical
diagnosis/prognosis. Its quantitative parameter, the apparent diffusion coefficient (ADC), is …

Aquaporin-4-dependent glymphatic solute transport in the rodent brain

H Mestre, LM Hablitz, ALR Xavier, W Feng, W Zou… - Elife, 2018 - elifesciences.org
The glymphatic system is a brain-wide clearance pathway; its impairment contributes to the
accumulation of amyloid-β. Influx of cerebrospinal fluid (CSF) depends upon the expression …

[HTML][HTML] Non-invasive MRI of brain clearance pathways using multiple echo time arterial spin labelling: an aquaporin-4 study

Y Ohene, IF Harrison, P Nahavandi, O Ismail, EV Bird… - Neuroimage, 2019 - Elsevier
There is currently a lack of non-invasive tools to assess water transport in healthy and
pathological brain tissue. Aquaporin-4 (AQP4) water channels are central to many water …