Results 81 to 90 of about 116,345 (333)

Midkine‐Mediated Microglia Activation after Renal Injury Promotes Cognitive Impairment Following Ischemic Renal Injury

open access: yesAdvanced Science, EarlyView.
The mechanism of secondary cognitive impairment following AKI. When renal ischemic injury progresses to fibrosis, renal fibroblasts and damaged tubular cells secrete MDK, which circulates through the bloodstream, crosses the damaged BBB, and accumulates in the hippocampus tissue (an area crucial for learning and memory).
Li Lu   +10 more
wiley   +1 more source

The effect of spatial learning on the number of astrocytes in rat dentate gyrus [PDF]

open access: yes, 2007
In this study, we evaluated the effect of spatial learning on the number of astrocytes in the rat dentate gyrus with Morris water maze. Fifteen male albino Wistar rats were divided into three groups as control, reference memory and working memory groups.
Hosseini, A.   +3 more
core  

Oral Exposure to Food‐Grade Nanoparticles Poses a Risk of Alzheimer's Disease‐Like Symptoms by Triggering Autophagy Defects in Neurons

open access: yesAdvanced Science, EarlyView.
Three food‐grade nanomaterials induce dysregulated RyR‐Ca2+ signaling through epigenetic modifications. This dysregulation impairs the autophagic clearance process, ultimately leading to abnormal Aβ deposition and increase phosphorylated tau levels.
Jiaxin Shang   +7 more
wiley   +1 more source

Physical Activity Ameliorates Impaired Hippocampal Neurogenesis in the Tg4-42 Mouse Model of Alzheimer’s Disease

open access: yesASN Neuro, 2019
There is growing evidence from epidemiological studies that especially midlife physical activity might exert a positive influence on the risk and progression of Alzheimer’s disease.
Anna-Lina Gerberding   +4 more
doaj   +1 more source

Larger dentate gyrus volume as predisposing resilience factor for the development of trauma-related symptoms [PDF]

open access: bronze, 2021
Saskia B.J. Koch   +6 more
openalex   +1 more source

LncRNA THUMPD3‐AS1 Regulates Behavioral and Synaptic Structural Abnormalities in Schizophrenia via miR‐485‐5p and ARHGAP8

open access: yesAdvanced Science, EarlyView.
Schizophrenia (SCZ) is linked to synaptic structural deficits driven by dysregulated noncoding RNAs. Using the novel ceRNAxis pipeline, THUMPD3‐AS1/miR‐485‐5p/ARHGAP8 is identified as a key regulator of actin cytoskeletal remodeling through noncanonical RhoB/C‐ROCK2 signaling. Modulating this axis ameliorates SCZ‐like phenotypes in mice and aligns with
Xiaojuan Gong   +9 more
wiley   +1 more source

Modulatory effects of nitric oxide-active drugs on the anticonvulsant activity of lamotrigine in an experimental model of partial complex epilepsy in the rat

open access: yesBMC Neuroscience, 2007
Background The effects induced by administering the anticonvulsant lamotrigine, the preferential inhibitor of neuronal nitric oxide synthase 7-nitroindazole and the precursor of NO synthesis L-arginine, alone or in combination, on an experimental model ...
Ferraro Giuseppe, Sardo Pierangelo
doaj   +1 more source

Remifentanil alleviates transient cerebral ischemia-induced memory impairment through suppression of apoptotic neuronal cell death in gerbils [PDF]

open access: yesKorean Journal of Anesthesiology, 2011
BackgroundDuring neurosurgical procedures, patients are often exposed to hypoxic and ischemic brain damage. Cerebral ischemia leads to neuronal cell death and eventually causes neurological impairments.
Sung-Wook Park   +9 more
doaj   +1 more source

Radiation-induced lowered neurogenesis associated with shortened latency of inhibitory avoidance memory response [PDF]

open access: yes, 2011
The neural system is less sensitive to radiation than other late-responding organs and tissues such as the kidney and lung. The generation of new neurons in the adult mammalian brain has been documented in several works.
Azami, N.S.   +3 more
core  

Early neuronal accumulation of DNA double strand breaks in Alzheimer's disease. [PDF]

open access: yes, 2019
The maintenance of genomic integrity is essential for normal cellular functions. However, it is difficult to maintain over a lifetime in postmitotic cells such as neurons, in which DNA damage increases with age and is exacerbated by multiple neurological
Adame, Anthony   +8 more
core   +2 more sources

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