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Related Experiment Video

Updated: Jun 22, 2026

Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease

Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease

Published on: August 30, 2011

CPEB3 is associated with human episodic memory.

Christian Vogler¹, Klara Spalek, Amanda Aerni

¹Division of Molecular Psychology, University of Basel Basel, Switzerland.

Frontiers in Behavioral Neuroscience

|June 9, 2009

Summary

This summary is machine-generated.

A genetic variation in human Cytoplasmic polyadenylation element-binding (CPEB3) protein influences episodic memory performance, particularly for emotionally charged information, suggesting a role in human memory.

Keywords:

CPEB3 emotional episodic memory polymorphism

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Area of Science:

Neuroscience
Molecular Biology
Genetics

Background:

Cytoplasmic polyadenylation element-binding (CPEB) proteins are vital for synaptic plasticity and memory.
A mammalian-specific ribozyme with self-cleavage activity exists within the CPEB3 gene.

Purpose of the Study:

To investigate the functional role of a human-specific single nucleotide polymorphism in the CPEB3 ribozyme.
To determine the association between CPEB3 variation and human episodic memory performance.

Main Methods:

Analysis of a single nucleotide polymorphism within the human CPEB3 ribozyme sequence.
Assessment of episodic memory task performance in relation to the identified polymorphism.
Evaluation of the influence of emotional valence on memory performance based on genotype.

Main Results:

The human CPEB3 ribozyme sequence is polymorphic, with a single nucleotide polymorphism affecting its cleavage activity.
This genetic variation is significantly associated with performance in an episodic memory task.
The impact of the CPEB3 variation on memory performance is modulated by the emotional valence of the presented stimuli.

Conclusions:

The study implicates human CPEB3 in the mechanisms of episodic memory.
Genetic variation in CPEB3 influences individual differences in memory recall.
Emotional content interacts with genetic predisposition in shaping memory outcomes.