Results 61 to 70 of about 99,139,021 (297)

Physiological Roles of Aquaporin-4 in Brain

open access: yesPhysiological Reviews, 2013
Aquaporin-4 (AQP4) is one of the most abundant molecules in the brain and is particularly prevalent in astrocytic membranes at the blood-brain and brain-liquor interfaces. While AQP4 has been implicated in a number of pathophysiological processes, its role in brain physiology has remained elusive.
Erlend A, Nagelhus, Ole P, Ottersen
openaire   +3 more sources

Structural Determinants of Oligomerization of the Aquaporin-4 Channel [PDF]

open access: yesJournal of Biological Chemistry, 2016
The aquaporin (AQP) family of integral membrane protein channels mediate cellular water and solute flow. Although qualitative and quantitative differences in channel permeability, selectivity, subcellular localization, and trafficking responses have been observed for different members of the AQP family, the signature homotetrameric quaternary structure
Kitchen   +4 more
openaire   +5 more sources

Table_1_Neuromyelitis Optica Spectrum Disorder With Anti-Aquaporin-4 Antibody: Outcome Prediction Models.docx

open access: yes, 2022
BackgroundRecognizing the predictors of disease relapses in patients with anti-aquaporin-4 antibody (AQP4-ab)-positive neuromyelitis optica spectrum disorder (NMOSD) is essential for individualized treatment strategy.
Yuanqi Zhao (677914)   +25 more
core   +1 more source

Evaluation of Dried Plasma Spot‐Based Quantification of Glial Fibrillary Acidic Protein as a Disease‐Associated Biomarker in Neuromyelitis Optica Spectrum Disorder

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To evaluate the diagnostic accuracy of glial fibrillary acidic protein (GFAP) measured in dried plasma spots versus conventional plasma‐ and serum‐GFAP testing for assessment of disease severity in aquaporin‐4 immunoglobulin G–positive neuromyelitis optica spectrum disorder (AQP4‐IgG+ NMOSD).
Felix Wohlrab   +19 more
wiley   +1 more source

Aquaporin-4 and Parkinson’s Disease

open access: yesInternational Journal of Molecular Sciences
The water-selective channel aquaporin-4 (AQP4) is implicated in water homeostasis and the functioning of the glymphatic system, which eliminates various metabolites from the brain tissue, including amyloidogenic proteins. Misfolding of the α-synuclein protein and its post-translational modifications play a crucial role in the development of Parkinson’s
Ksenia V. Lapshina, Irina V. Ekimova
openaire   +2 more sources

Aquaporin‐4 Overexpression in Rat ALS Model [PDF]

open access: yesThe Anatomical Record, 2008
AbstractOnset of motoneuron death characterizing amyotrophic lateral sclerosis (ALS) is closely linked to modified astrocytic and glial environments. Here, we show that in the spinal cord from transgenic rat overexpressing mutated human SOD1, aquaporin‐4 mRNA and protein are specifically overexpressed in the gray matter at end stage of disease ...
Nicaise, Charles   +6 more
openaire   +4 more sources

Inebilizumab in AQP4‐Seropositive NMOSD: One‐Year Follow‐Up From a Multicenter, Real‐World Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Real‐world evidence on inebilizumab among neuromyelitis optica spectrum disorder (NMOSD) patients is lacking. This study assessed inebilizumab among Chinese patients with aquaporin 4 autoantibody (AQP4‐IgG)‐seropositive NMOSD in a real‐world setting.
Mengcui Gui   +10 more
wiley   +1 more source

Precision Matters: Minor Concentration Deviations of DMSO May Cause Major Efficacy Shifts

open access: yesAngewandte Chemie, EarlyView.
Low‐concentration dimethyl sulfoxide (DMSO) has long been regarded as biologically safe in drug discovery. However, increasing DMSO from 0.1% to 0.9% reduces photosensitizer PNA‐9 particle size from 657 nm to 260 nm, enhancing endocytosis and photodynamic therapy outcomes.
Sisi Yuan   +6 more
wiley   +2 more sources

Detection of anti-aquaporin-4 autoantibodies in the sera of Chinese neuromyelitis optica patients.

open access: yes, 2013
In this study, we recruited 10 neuromyelitis optica patients, two multiple sclerosis patients and two myelitis patients. Chinese hamster lung fibroblast (V79) cells transfected with a human aquaporin-4-mCherry fusion protein gene were used to detect anti-
PISANI, FRANCESCO   +5 more
core   +1 more source

Combined effects of aquaporin-4 and hypoxia produce age-related hydrocephalus [PDF]

open access: yes, 2018
Aquaporin-4, present in ependymal cells, in glia limiting and abundantly in pericapillary astrocyte foot pro cesses, and aquaporin-1, expressed in choroid plexus epithelial cells, play an important role in cerebrospinal fluid production and may be ...
Hiraldo González, Laura   +27 more
core   +1 more source

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