Results 1 to 10 of about 8,178 (126)

Putting objects in context: A prefrontal–hippocampal–perirhinal cortex network [PDF]

open access: yesBrain and Neuroscience Advances, 2020
When we encounter an object, we spontaneously form associations between the object and the environment in which it was encountered. These associations can take a number of different forms, which include location and context.
Gareth Barker
exaly   +3 more sources

Excellent Interrater Reliability for Manual Segmentation of the Medial Perirhinal Cortex [PDF]

open access: yesBrain Sciences, 2023
Objective: Evaluation of interrater reliability for manual segmentation of brain structures that are affected first by neurofibrillary tau pathology in Alzheimer’s disease.
Nicolas A. Henzen   +4 more
doaj   +2 more sources

Endocytosis is required for consolidation of pattern-separated memories in the perirhinal cortex [PDF]

open access: yesFrontiers in Systems Neuroscience, 2023
IntroductionThe ability to separate similar experiences into differentiated representations is proposed to be based on a computational process called pattern separation, and it is one of the key characteristics of episodic memory.
Dinka Piromalli Girado   +4 more
doaj   +2 more sources

A critical role for long-term potentiation mechanisms in the maintenance of object recognition memory in perirhinal cortex revealed by the infusion of zeta inhibitory pseudosubstrate [PDF]

open access: yesFrontiers in Behavioral Neuroscience, 2022
Object recognition, the ability to discriminate between a novel and a familiar stimulus, is critically dependent upon the perirhinal cortex. Neural response reductions upon repetition of a stimulus, have been hypothesized to be the mechanism within ...
Alexandra R. Outram   +3 more
doaj   +2 more sources

Infusing zeta inhibitory peptide into the perirhinal cortex of rats abolishes long-term object recognition memory without affecting novel object location recognition [PDF]

open access: yesFrontiers in Behavioral Neuroscience, 2022
Infusing the amnesic agent zeta inhibitory peptide (ZIP) into the dorsal hippocampus disrupts established long-term object location recognition memory without affecting object identity recognition, which likely depends on the perirhinal cortex.
Keanan Augereau   +2 more
doaj   +2 more sources

Male rodent perirhinal cortex, but not ventral hippocampus, inhibition induces approach bias under object-based approach-avoidance conflict [PDF]

open access: yeseLife, 2023
Neural models of approach-avoidance (AA) conflict behavior and its dysfunction have focused traditionally on the hippocampus, with the assumption that this medial temporal lobe (MTL) structure plays a ubiquitous role in arbitrating AA conflict.
Sandeep S Dhawan   +3 more
doaj   +2 more sources

Perirhinal Cortex LTP Does Not Require Astrocyte BDNF-TrkB Signaling [PDF]

open access: yesCells, 2022
Neurons release and respond to brain-derived neurotrophic factor (BDNF) with bursts of brain activity. BDNF action is known to extend to peri-synaptic astrocytes, contributing to synaptic strengthening.
Beatrice Vignoli, Marco Canossa
doaj   +2 more sources

Automated segmentation for cortical thickness of the medial perirhinal cortex [PDF]

open access: yesScientific Reports
Alzheimer’s disease (AD) is characterized by a progressive spread of neurofibrillary tangles (NFT), beginning in the medial perirhinal cortex (mPRC), advancing to the entorhinal cortex (ERC), and subsequently involving the hippocampus, lateral perirhinal
Nicolas A. Henzen   +5 more
doaj   +2 more sources

Repeated cocaine exposure during adolescence impairs recognition memory in early adulthood: A role for BDNF signaling in the perirhinal cortex [PDF]

open access: yesDevelopmental Cognitive Neuroscience, 2020
The perirhinal cortex (PrhC) is critical for object recognition memory; however, information regarding the molecular mechanisms underlying this type of memory following repeated exposure to drugs of abuse during adolescence is unknown.
Francesca Mottarlini   +4 more
doaj   +2 more sources

The piriform, perirhinal, and entorhinal cortex in seizure generation

open access: yesFrontiers in Neural Circuits, 2015
Understanding neural network behavior is essential to shed light on epileptogenesis and seizure propagation. The interconnectivity and plasticity of the limbic and cortical regions of the mammalian brain provide the substrate for the hypersynchrony and ...
Mohamad Koubeissi   +2 more
exaly   +3 more sources

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