Results 71 to 80 of about 112,352 (360)

Aquaporin-4-dependent K(+) and water transport modeled in brain extracellular space following neuroexcitation. [PDF]

open access: yes, 2013
Potassium (K(+)) ions released into brain extracellular space (ECS) during neuroexcitation are efficiently taken up by astrocytes. Deletion of astrocyte water channel aquaporin-4 (AQP4) in mice alters neuroexcitation by reducing ECS [K(+)] accumulation ...
Binder, Devin K   +3 more
core   +2 more sources

Photosynthetic efficiency and mesophyll conductance are unaffected in Arabidopsis thaliana aquaporin knock-out lines.

open access: yesJournal of Experimental Botany, 2019
Improving photosynthetic efficiency is widely regarded as a major route to achieving much-needed yield gains in crop plants. In plants with C3 photosynthesis, increasing the diffusion conductance for CO2 transfer from substomatal cavity to chloroplast ...
J. Kromdijk, K. Głowacka, S. Long
semanticscholar   +1 more source

Aquaporin-4 autoimmunity [PDF]

open access: yesNeurology Neuroimmunology & Neuroinflammation, 2015
Neuromyelitis optica (NMO) and a related spectrum of inflammatory CNS disorders are unified by detection of a serum autoantibody specific for the aquaporin-4 (AQP4) water channel, which is abundant in astrocytic foot processes. The classic clinical manifestations of NMO are optic neuritis and longitudinally extensive transverse myelitis.
Zekeridou, Anastasia, Lennon, Vanda A.
openaire   +2 more sources

Insights Into the Antigenic Repertoire of Unclassified Synaptic Antibodies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective We sought to characterize the sixth most common finding in our neuroimmunological laboratory practice (tissue assay‐observed unclassified neural antibodies [UNAs]), combining protein microarray and phage immunoprecipitation sequencing (PhIP‐Seq). Methods Patient specimens (258; 133 serums; 125 CSF) meeting UNA criteria were profiled;
Michael Gilligan   +22 more
wiley   +1 more source

Water structure changes induced by ceramics can be detected by increased permeability through aquaporin

open access: yesBiochemistry and Biophysics Reports, 2016
Aquporins are intrinsic membrane proteins that function as water channel to transport water and/or mineral nutrients across biological membranes. In this study, we aimed to clarify whether water structure can be changed by the presence of ceramics and ...
Tadao Kozumi, Yoshichika Kitagawa
doaj   +1 more source

A Brief Overview of the Cerebrospinal Fluid System and Its Implications for Brain and Spinal Cord Diseases

open access: yesFrontiers in Human Neuroscience, 2022
A comprehensive understanding of the cerebrospinal fluid (CSF) system is essential for our understanding of health and disease within the central nervous system (CNS).
Thea Overgaard Wichmann   +2 more
doaj   +1 more source

Evaluation of the Efficacy and Safety of Satralizumab in a Pregnant NMOSD Patient With AQP4/MOG‐IgG Dual Seropositive: A Case Report

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Neuromyelitis Optica Spectrum Disorder (NMOSD) is a chronic autoimmune neuroinflammatory disease, typically characterized by antibodies against aquaporin 4 (AQP4‐IgG) or myelin oligodendrocyte glycoprotein (MOG‐IgG). Simultaneous seropositivity for both antibodies in a single patient is exceedingly rare.
Yeting Luo, Shuhua Xie, Xianghong Liu
wiley   +1 more source

The AQP2 mutation V71M causesnephrogenic diabetes insipidus in humans but does not impair the function of a bacterial homolog

open access: yesFEBS Open Bio, 2015
Several point mutations have been identified in human aquaporins, but their effects on the function of the respective aquaporins are mostly enigmatic. We analyzed the impact of the aquaporin 2 mutation V71M, which causesnephrogenic diabetes insipidus in ...
Noreen Klein   +3 more
doaj   +1 more source

Interaction Between the SNARE SYP121 and the Plasma Membrane Aquaporin PIP2;7 Involves Different Protein Domains

open access: yesFrontiers in Plant Science, 2021
Plasma membrane intrinsic proteins (PIPs) are channels facilitating the passive diffusion of water and small solutes. Arabidopsis PIP2;7 trafficking occurs through physical interaction with SNARE proteins including the syntaxin SYP121, a plasma membrane ...
Timothée Laloux   +4 more
doaj   +1 more source

Associations between Aquaglyceroporin Gene Polymorphisms and Risk of Stroke among Patients with Hypertension [PDF]

open access: yes, 2020
Background: Dysregulations ofAQP7andAQP9were found to be related to lipid metabolism abnormality, which had been provento be one of the mechanisms of stroke. However, limited epidemiological studies explore the associations betweenAQP7andAQP9and the risk
Cui, Lan   +6 more
core   +2 more sources

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