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Role of Hippocampus in Memory

Role of Hippocampus in Memory

The hippocampus, a critical brain structure, plays an essential role in memory processing, particularly in the formation and retrieval of memory. This small, seahorse-shaped region is located within the medial temporal lobe, with one hippocampus in each brain hemisphere. Experimental studies involving lesions in the hippocampi of rats have demonstrated significant impairments in tasks such as object recognition and maze navigation, indicating the hippocampus involvement in both recognition and...

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Related Experiment Video

Updated: May 10, 2026

Investigating Long-term Synaptic Plasticity in Interlamellar Hippocampus CA1 by Electrophysiological Field Recording

Investigating Long-term Synaptic Plasticity in Interlamellar Hippocampus CA1 by Electrophysiological Field Recording

Published on: August 11, 2019

Hippocampal development - old and new findings.

R Khalaf-Nazzal¹, F Francis¹

¹INSERM, UMR-S 839, Paris 75005, France; Université Pierre et Marie Curie, Paris 75005, France; Institut du Fer à Moulin, Paris 75005, France.

|June 13, 2013

Summary

This study explores hippocampal development, detailing its role in memory and navigation. Modern techniques reveal molecular insights into this crucial brain structure

Keywords:

connectivity medial telencephalon migration molecular data mouse cortical development neurogenesis

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Longitudinal Two-Photon Imaging of Dorsal Hippocampal CA1 in Live Mice

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Simultaneous Monitoring of Wireless Electrophysiology and Memory Behavioral Test as a Tool to Study Hippocampal Neurogenesis

Simultaneous Monitoring of Wireless Electrophysiology and Memory Behavioral Test as a Tool to Study Hippocampal Neurogenesis

Published on: August 20, 2020

Related Experiment Videos

Last Updated: May 10, 2026

Investigating Long-term Synaptic Plasticity in Interlamellar Hippocampus CA1 by Electrophysiological Field Recording

Investigating Long-term Synaptic Plasticity in Interlamellar Hippocampus CA1 by Electrophysiological Field Recording

Published on: August 11, 2019

Longitudinal Two-Photon Imaging of Dorsal Hippocampal CA1 in Live Mice

Longitudinal Two-Photon Imaging of Dorsal Hippocampal CA1 in Live Mice

Published on: June 19, 2019

Simultaneous Monitoring of Wireless Electrophysiology and Memory Behavioral Test as a Tool to Study Hippocampal Neurogenesis

Simultaneous Monitoring of Wireless Electrophysiology and Memory Behavioral Test as a Tool to Study Hippocampal Neurogenesis

Published on: August 20, 2020

Area of Science:

Neuroscience
Developmental Biology
Neuroanatomy

Background:

The hippocampus, a key brain structure within the limbic system, is vital for memory encoding and spatial navigation.
Its dysfunction is implicated in various neurological disorders, including Alzheimer disease, epilepsy, and intellectual disability.
Understanding hippocampal development is crucial for addressing these pathological conditions.

Purpose of the Study:

To provide a comprehensive overview of hippocampal development.
To integrate historical findings with modern research techniques.
To highlight the molecular mechanisms governing hippocampal formation and cellular identity.

Main Methods:

Review of landmark discoveries in hippocampal development research.
Application of modern techniques: large-scale in situ hybridizations, in utero electroporation.
Analysis of mouse models with specific hippocampal phenotypes.

Main Results:

Elucidation of finely regulated processes involved in hippocampal structure formation.
Identification of molecular signatures defining cell identity (field, intra-field, laminar).
Characterization of cell surface proteins essential for neural connectivity.

Conclusions:

Hippocampal development is a complex, precisely regulated process.
Modern molecular and genetic tools significantly advance our understanding of its intricate formation.
Continued research into hippocampal development offers potential therapeutic avenues for neurological disorders.