Results 101 to 110 of about 230,944 (244)

Hippocampal MRI volumetrics and temporal lobe substrates in medial temporal lobe epilepsy

open access: yesMagnetic Resonance Imaging, 1995
Forty-nine consecutive patients undergoing anteromedial temporal lobe resection for medically intractable temporal lobe seizures, and averaging 2 yr (range 6 mo to 4 yr) postoperative follow-up, were selected for a retrospective study. This study correlated magnetic resonance imaging (MRI) derived hippocampal volumetrics, preoperative demographics ...
M, Luby   +4 more
openaire   +2 more sources

Reduced mind-wandering in Mild Cognitive Impairment: Testing the spontaneous retrieval deficit hypothesis [PDF]

open access: yes, 2018
© American Psychological Association, 2018. This paper is not the copy of record and may not exactly replicate the authoritative document published in the APA journal. Please do not copy or cite without author's permission. The final article is available,
Kvavilashvili, Lia   +1 more
core   +2 more sources

Specific lexico-semantic predictions are associated with unique spatial and temporal patterns of neural activity

open access: yeseLife, 2018
We used Magnetoencephalography (MEG) in combination with Representational Similarity Analysis to probe neural activity associated with distinct, item-specific lexico-semantic predictions during language comprehension.
Lin Wang, Gina Kuperberg, Ole Jensen
doaj   +1 more source

Brain mechanisms of successful recognition through retrieval of semantic context [PDF]

open access: yes, 2014
Episodic memory is associated with the encoding and retrieval of context information and with a subjective sense of reexperiencing past events. The neural correlates of episodic retrieval have been extensively studied using fMRI, leading to the ...
Flegal, Kristin E.   +3 more
core   +1 more source

Changes in the excitability of the medial parabrachial nucleus neurons during the chronic phase of pilocarpine-induced epilepsy in mice

open access: yesFrontiers in Pharmacology
IntroductionEpilepsy is a common and serious brain disorder that often co-occurs with sleep disturbances. Sodium valproate, a conventional antiepileptic drug, alleviates sleep disorders in patients with epilepsy; however, the exact underlying mechanism ...
Jinyu Xiao   +8 more
doaj   +1 more source

Implicit acoustic sequence learning recruits the hippocampus.

open access: yesPLoS ONE, 2018
The exclusive role of the medial temporal lobe in explicit memory has been questioned by several studies reporting medial temporal lobe involvement during implicit learning.
Julia Jablonowski   +3 more
doaj   +1 more source

Emerging Temporal Lobe Dysfunction in People at Clinical High Risk for Psychosis

open access: yesFrontiers in Psychiatry, 2019
Clinical high-risk (CHR) individuals have been increasingly utilized to investigate the prodromal phases of psychosis and progression to illness. Research has identified medial and lateral temporal lobe abnormalities in CHR individuals.
Paul Allen   +9 more
doaj   +1 more source

Microstructural Alterations in Hippocampal Subfields Mediate Age-Related Memory Decline in Humans. [PDF]

open access: yes, 2020
Aging, even in the absence of clear pathology of dementia, is associated with cognitive decline. Neuroimaging, especially diffusion-weighted imaging, has been highly valuable in understanding some of these changes in live humans, non-invasively ...
Radhakrishnan, Hamsanandini   +2 more
core  

Medial temporal lobe contributions to intra-item associative recognition memory in the aging brain [PDF]

open access: yes, 2014
Aging is associated with a decline in episodic memory function. This is accompanied by degradation of and functional changes in the medial temporal lobe (MTL) which subserves mnemonic processing.
John Russel Hodges   +14 more
core   +2 more sources

Cortical amyloid burden and age moderate hippocampal activity in cognitively-normal adults

open access: yesNeuroImage: Clinical, 2016
Neurodegeneration in the medial temporal lobe, particularly in the hippocampus, is viewed as the primary source of AD-related memory deficits. Yet, in the earliest preclinical phase of Alzheimer's disease (AD), amyloid-beta (Aβ) plaques deposit primarily
Zhuang Song   +4 more
doaj   +1 more source

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