Retrograde amnesia for extinction: Similarities with amnesia for original acquisition memories
نویسندگان
چکیده
منابع مشابه
Retrograde amnesia.
In humans, the phenomenon of temporally graded retrograde amnesia has been described in the clinic and the laboratory for more than 100 years. In the 1990s, retrograde amnesia began to be studied prospectively in experimental animals. We identified 13 published studies in which animals were given equivalent training at two or more separate times before damage to the fornix or hippocampal format...
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BACKGROUND Neuroplastin cell recognition molecules have been implicated in synaptic plasticity. Polymorphisms in the regulatory region of the human neuroplastin gene (NPTN) are correlated with cortical thickness and intellectual abilities in adolescents and in individuals with schizophrenia. METHODS We characterized behavioral and functional changes in inducible conditional neuroplastin-defic...
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Retrograde amnesia was assessed in demented and non-demented Parkinson's patients using a test of remote memory spanning the years from 1920-1979. Results indicated that the demented patients 1) scored significantly below normal controls and 2) had equal impairment for all time periods. This pattern was like that seen in other dementing illnesses (i.e., Huntington's and Alzheimer's diseases), b...
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petitively, often forgetting orders from customers, and would have his employees to roast sesame too much without considering the size of the order. The family thought he seemed strange because he showed no anger when one of his employees, who had worked for him for more than 10 years, moved to a neighboring mill without telling him. His medical history was remarkable for a small infarction of ...
متن کاملRetrograde Amnesia for Episodic and Semantic Memories in Amnestic Mild Cognitive Impairment.
Retrograde amnesia (RA), which includes loss of memory for past personal events (autobiographical RA) and for acquired knowledge (semantic RA), has been largely documented in patients with amnestic mild cognitive impairment (aMCI). However, previous studies have produced controversial results particularly concerning the temporal extent of memory impairment. Here we investigated whether, with th...
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ژورنال
عنوان ژورنال: Learning & Behavior
سال: 2007
ISSN: 1543-4494,1543-4508
DOI: 10.3758/bf03193048