Results 51 to 60 of about 69,793 (345)

Aquaporin-4 and Parkinson's Disease. [PDF]

open access: yesInt J Mol Sci
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
Lapshina KV, Ekimova IV.
europepmc   +3 more sources

An herbal medicine prescription (Oreongsan) developed as a new alternative treatment in patients with chronic subdural hematoma: a narrative review

open access: yesIntegrative Medicine Research, 2019
An herbal medicine prescription, Oreongsan (ORS), which is composed of Polyporus, Alismatis Rhizoma, Atractylodis Rhizoma, Poria (Hoelen), and Cinnamomi Cortex Spissus, has been used as treatment in patients with various symptoms such as thirst ...
Seungwon Kwon, Chul Jin, Ki-Ho Cho
doaj   +1 more source

An optimized immunohistochemistry technique improves NMO-IgG detection: study comparison with cell-based assays. [PDF]

open access: yesPLoS ONE, 2013
Cell-based assays (CBA) have increased the sensitivity of the neuromyelitis optica (NMO)-IgG/aquaporin-4-antibody detection compared to classical tissue-based indirect assays.
Romana Höftberger   +10 more
doaj   +1 more source

Pathogenic T cell responses against aquaporin 4 [PDF]

open access: yesActa Neuropathologica, 2011
Inflammatory lesions in the central nervous system of patients with neuromyelitis optica are characterized by infiltration of T cells and deposition of aquaporin-4-specific antibodies and complement on astrocytes at the glia limitans. Although the contribution of aquaporin-4-specific autoantibodies to the disease process has been recently elucidated, a
Maria Pohl   +11 more
core   +3 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   +3 more sources

Significance of molecular biomarkers in the diagnosis of neuromyelitis optica spectrum disorder [PDF]

open access: yesMedicinski Podmladak
Discovery of antibodies to aquaporin-4 channels as a laboratory or molecular biomarker for neuromyelitis optica spectrum disorder contributed to a better understanding of the etiopathogenesis, with a clear separation of the clinical, neuroradiological ...
Andabaka Marko   +2 more
doaj   +1 more source

Increased intestinal carbonate precipitate abundance in the sea bream (Sparus aurata L.) in response to ocean acidification [PDF]

open access: yes, 2019
Marine fish contribute to the carbon cycle by producing mineralized intestinal precipitates generated as by-products of their osmoregulation. Here we aimed at characterizing the control of epithelial bicarbonate secretion and intestinal precipitate ...
Carvalho, Edison S. M.   +3 more
core   +1 more source

The mechanisms underlying the actions of Xuefu Zhuyu decoction pretreatment against neurological deficits after ischemic stroke in mice: The mediation of glymphatic function by aquaporin-4 and its anchoring proteins

open access: yesFrontiers in Pharmacology, 2022
Ischemic stroke (IS) has been associated with an impairment in glymphatic function. Xuefu Zhuyu Decoction (XFZYD) is widely used in the prevention and treatment of ischemic stroke.
Ting Yi   +13 more
doaj   +1 more source

Astrocytic Ion Dynamics: Implications for Potassium Buffering and Liquid Flow [PDF]

open access: yes, 2019
We review modeling of astrocyte ion dynamics with a specific focus on the implications of so-called spatial potassium buffering, where excess potassium in the extracellular space (ECS) is transported away to prevent pathological neural spiking.
A Destexhe   +76 more
core   +2 more sources

Orthogonal array formation by human aquaporin-4: Examination of neuromyelitis optica-associated aquaporin-4 polymorphisms [PDF]

open access: yesJournal of Neuroimmunology, 2011
Pathogenic autoantibodies target aquaporin-4 (AQP4) water channels in individuals with neuromyelitis optica (NMO). Recently, allelic mutations were reported at residue 19 of AQP4 in three cases of NMO, and it was suggested that polymorphisms may influence disease by altering AQP4 supramolecular assembly into orthogonal arrays of particles (OAPs).
Jonathan M, Crane   +4 more
openaire   +2 more sources

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