Fluid transport in the brain

MK Rasmussen, H Mestre… - Physiological …, 2022 - journals.physiology.org
The brain harbors a unique ability to, figuratively speaking, shift its gears. During
wakefulness, the brain is geared fully toward processing information and behaving, while …

Standardizing designed and emergent quantitative features in microphysiological systems

DM Nahon, R Moerkens, H Aydogmus… - Nature biomedical …, 2024 - nature.com
Microphysiological systems (MPSs) are cellular models that replicate aspects of organ and
tissue functions in vitro. In contrast with conventional cell cultures, MPSs often provide …

Regulation of brain fluid volumes and pressures: basic principles, intracranial hypertension, ventriculomegaly and hydrocephalus

SB Hladky, MA Barrand - Fluids and Barriers of the CNS, 2024 - Springer
The principles of cerebrospinal fluid (CSF) production, circulation and outflow and regulation
of fluid volumes and pressures in the normal brain are summarised. Abnormalities in these …

Human brain clearance imaging: pathways taken by magnetic resonance imaging contrast agents after administration in cerebrospinal fluid and blood

MJP van Osch, A Wåhlin, P Scheyhing… - NMR in …, 2024 - Wiley Online Library
Over the last decade, it has become evident that cerebrospinal fluid (CSF) plays a pivotal
role in brain solute clearance through perivascular pathways and interactions between the …

Direction and magnitude of cerebrospinal fluid flow vary substantially across central nervous system diseases

PK Eide, LM Valnes, EK Lindstrøm, KA Mardal… - Fluids and Barriers of …, 2021 - Springer
Background Several central nervous system diseases are associated with disturbed
cerebrospinal fluid (CSF) flow patterns and have typically been characterized in vivo by …

Importance of CSF-based Aβ clearance with age in humans increases with declining efficacy of blood-brain barrier/proteolytic pathways

DL Elbert, BW Patterson, BP Lucey… - Communications …, 2022 - nature.com
The kinetics of amyloid beta turnover within human brain is still poorly understood. We
previously found a dramatic decline in the turnover of Aβ peptides in normal aging. It was not …

Respiratory influence on cerebrospinal fluid flow–a computational study based on long-term intracranial pressure measurements

V Vinje, G Ringstad, EK Lindstrøm, LM Valnes… - Scientific reports, 2019 - nature.com
Current theories suggest that waste solutes are cleared from the brain via cerebrospinal fluid
(CSF) flow, driven by pressure pulsations of possibly both cardiac and respiratory origin. In …

Four‐dimensional flow MRI for quantitative assessment of cerebrospinal fluid dynamics: Status and opportunities

LA Rivera‐Rivera, T Vikner, L Eisenmenger… - NMR in …, 2024 - Wiley Online Library
Neurological disorders can manifest with altered neurofluid dynamics in different
compartments of the central nervous system. These include alterations in cerebral blood …

Spinal CSF flow in response to forced thoracic and abdominal respiration

G Aktas, JM Kollmeier, AA Joseph, KD Merboldt… - Fluids and Barriers of …, 2019 - Springer
Background Respiration-induced pressure changes represent a powerful driving force of
CSF dynamics as previously demonstrated using flow-sensitive real-time magnetic …

The pathogenesis based on the glymphatic system, diagnosis, and treatment of idiopathic normal pressure hydrocephalus

C Tan, X Wang, Y Wang, C Wang, Z Tang… - … Interventions in Aging, 2021 - Taylor & Francis
Idiopathic normal pressure hydrocephalus (iNPH) is a rare neurological disorder with no
clear prevalence factors and is a significant danger to the elderly. The intracranial …