Results 11 to 20 of about 153,557 (220)

Psychogenic amnesia: syndromes, outcome, and patterns of retrograde amnesia [PDF]

open access: yesBrain : a journal of neurology, 2017
&NA; There are very few case series of patients with acute psychogenic memory loss (also known as dissociative/functional amnesia), and still fewer studies of outcome, or comparisons with neurological memory‐disordered patients.
N. Harrison   +8 more
semanticscholar   +3 more sources

Silent memory engrams as the basis for retrograde amnesia [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2017
Recent studies identified neuronal ensembles and circuits that hold specific memory information (memory engrams). Memory engrams are retained under protein synthesis inhibition-induced retrograde amnesia.
Dheeraj S. Roy   +3 more
semanticscholar   +3 more sources

Dissociative Amnesia? It Might be Organic Memory Loss!

open access: yesTopics in Cognitive Science, Volume 16, Issue 4, Page 770-776, October 2024., 2023
Abstract This article discusses the possibility of practitioners who mistake organic memory loss for dissociative amnesia. It starts with the case of a young man with complete retrograde amnesia due to a traumatic head injury. Because he did not show any gross neurological abnormalities, a neurologist thought his amnesia had a psychological origin.
Marko Jelicic
wiley   +2 more sources

Engram cells retain memory under retrograde amnesia [PDF]

open access: yesScience, 2015
Memory consolidation is the process by which a newly formed and unstable memory transforms into a stable long-term memory. It is unknown whether the process of memory consolidation occurs exclusively through the stabilization of memory engrams.
T. Ryan   +4 more
semanticscholar   +3 more sources

Effects of magnetic seizure therapy on anterograde and retrograde amnesia in treatment‐resistant depression

open access: goldDepression and Anxiety, 2019
Electroconvulsive therapy (ECT) is the gold standard for treatment‐resistant depression (TRD). However, cognitive side effects, mainly anterograde and retrograde amnesia, frequently occur. Magnetic seizure therapy (MST) is tested using more focal seizure
Sarah Kayser   +3 more
openalex   +2 more sources

Reexposure to the amnestic agent alleviates cycloheximide-induced retrograde amnesia for reactivated and extinction memories. [PDF]

open access: yesLearning & memory (Cold Spring Harbor, N.Y.), 2013
We investigated whether reexposure to an amnestic agent would reverse amnesia for extinction of learned fear similar to that of a reactivated memory. When cycloheximide (CHX) was administered immediately after a brief cue-induced memory reactivation (15 ...
J. F. Briggs, Brian P. Olson
semanticscholar   +3 more sources

Temporally graded retrograde amnesia of contextual fear after hippocampal damage in rats: within-subjects examination [PDF]

open access: greenJournal of Neuroscience, 1999
We have shown previously that electrolytic lesions of the dorsal hippocampus (DH) produce a severe deficit in contextual fear if made 1 d, but not 28 d, after fear conditioning (Kim and Fanselow, 1992).
Stephan Anagnostaras   +2 more
openalex   +2 more sources

A Case of Persistent Generalized Retrograde Autobiographical Amnesia Subsequent to the Great East Japan Earthquake in 2011

open access: yesCase Reports in Psychiatry, 2017
Functional retrograde autobiographical amnesia is often associated with physical and/or psychological trauma. On 11 March 2011, the largest earthquake on record in Japan took place, and subsequent huge tsunami devastated the Pacific coast of northern ...
Yuji Odagaki
doaj   +2 more sources

Anterograde and retrograde amnesia of place discrimination in retrosplenial cortex and hippocampal lesioned rats [PDF]

open access: goldLearning & memory (Cold Spring Harbor, N.Y.), 2008
Retrograde and anterograde amnesic effects of excitotoxic lesions of the rat retrosplenial cortex (RS) and hippocampus (HPC) were investigated. To test retrograde amnesia, rats were trained with two-arm place discrimination in a radial maze 4 wk and 1 d ...
Asahi Haijima, Yukio Ichitani
openalex   +2 more sources

Focal retrograde amnesia: voxel-based morphometry findings in a case without MRI lesions.

open access: yesPLoS ONE, 2011
Focal retrograde amnesia (FRA) is a rare neurocognitive disorder presenting with an isolated loss of retrograde memory. In the absence of detectable brain lesions, a differentiation of FRA from psychogenic causes is difficult. Here we report a case study
Bernhard Sehm   +5 more
doaj   +2 more sources

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