Results 31 to 40 of about 24,751 (213)

Prediction, sequences and the hippocampus [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2009
Recordings of rat hippocampal place cells have provided information about how the hippocampus retrieves memory sequences. One line of evidence has to do with phase precession, a process organized by theta and gamma oscillations. This precession can be interpreted as the cued prediction of the sequence of upcoming positions.
John, Lisman, A D, Redish
openaire   +2 more sources

Diffusion MRI of the Hippocampus

open access: yesThe Journal of Neuroscience, 2023
The hippocampus is a brain structure that plays key roles in a variety of cognitive processes. Critically, a wide range of neurological disorders are associated with degeneration of the hippocampal microstructure, defined as neurons, dendrites, glial cells, and more.
Bradley G. Karat   +2 more
openaire   +2 more sources

Translophagy—A potential link between autophagy impairment and translational errors

open access: yesFEBS Letters, EarlyView.
Neurodegenerative diseases are characterised by the accumulation of abnormal proteins and protein aggregates, but their origin often remains unknown. We propose that selective autophagy removes damaged protein‐making machinery, preventing errors during protein synthesis.
Mykola V. Korolchuk   +11 more
wiley   +1 more source

Symptomatic remission and hippocampus volume in schizophrenia

open access: yesPsychiatry and Clinical Psychopharmacology, 2021
Objective: A recent meta-analysis of brain structure studies in schizophrenia has demonstrated that the most commonly reported deficit in brain regions was in left medial temporal lobe, which contains the hippocampus.
Ping Tsun Chang   +2 more
doaj  

Dorsal and Ventral Hippocampus Differentiate in Functional Pathways and Differentially Associate with Neurological Disease-Related Genes during Postnatal Development

open access: yesFrontiers in Molecular Neuroscience, 2017
The dorsal and ventral regions of the hippocampus are important in cognitive and emotional processing, respectively. Various approaches have revealed the differential molecular and structural characteristics, and functional roles of the hippocampus ...
A-Ram Lee   +8 more
doaj   +1 more source

Dietary magnesium deficiency induces the expression of neuroinflammation‐related genes in mouse brain

open access: yesNeuropsychopharmacology Reports, 2021
Aims Dietary Mg2+ deficiency (MgD) impairs hippocampus‐dependent memory in mice; however, the molecular mechanisms underlying MgD‐induced memory impairments are unclear.
Ryuhei Tsuji   +3 more
doaj   +1 more source

Treatment with KCL‐286, a first‐in‐class retinoic acid receptor‐β (RARβ) agonist, ameliorates neuronal DNA damage and inflammation in a mouse model of Alzheimer's disease

open access: yesFEBS Open Bio, EarlyView.
Repair of neuronal DNA damage in Alzheimer's disease by KCL‐286. (A) Amyloid‐β oligomers and plaques impair neuronal DNA repair pathways, leading to DNA double‐strand breaks and glial activation. (B) KCL‐286 activates RARβ/RXR signalling via retinoic acid response elements (RAREs), associated with increased BRCA1 expression, enhanced DNA repair and ...
Natasha Hill   +6 more
wiley   +1 more source

SPG4 and Dementia: Expanding the Clinical Spectrum

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hereditary spastic paraplegia (HSP) is a group of disorders characterized by progressive spasticity and lower limb weakness, with mutations in SPG4/SPAST being the most common cause. Detailed studies and clinical and molecular comparisons across different populations are missing.
Emanuele Panza   +19 more
wiley   +1 more source

Hormones and the hippocampus [PDF]

open access: yesJournal of Endocrinology, 2001
Abstract Hippocampal lesions produce memory deficits, but the exact function of the hippocampus remains obscure. Evidence is presented that its role in memory may be ancillary to physiological regulation. Molecular studies demonstrate that the hippocampus is a primary target for ligands that reflect body physiology, including ion ...
openaire   +2 more sources

Clinical Outcomes of SEEG‐Guided Radiofrequency Thermocoagulation in Children With Focal Drug‐Resistant Epilepsy: A Multicenter Real‐World Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Stereoelectroencephalography‐guided radiofrequency thermocoagulation (SEEG‐RFTC) has emerged as a safe and effective minimally invasive treatment for children with drug‐resistant focal epilepsy. Although evidence from real‐world studies remains limited, numerous pediatric cases have demonstrated promising outcomes. This retrospective
Weitao Chen   +7 more
wiley   +1 more source

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