Related Experiment Video
Updated: Jul 18, 2026

Minimizing Hypoxia in Hippocampal Slices from Adult and Aging Mice
Published on: July 2, 2020
Hippocampus, ageing, and taste memories
Tatiana Manrique1, Ignacio Morón, Ma Angeles Ballesteros
1Institute of Neurosciences F. Olóriz, Department of Experimental Psychology and Physiology of Behavior, University of Granada, Campus Cartuja, Granada 18071, Spain.
Aging impairs hippocampal-dependent memory but uniquely affects taste learning. Aged rats show enhanced aversion conditioning and neophobia, suggesting complex memory system reorganization beyond general cognitive decline.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Gerontology
Background:
- Aging commonly leads to deficits in hippocampal-dependent learning and memory.
- Taste learning tasks offer a valuable model for studying memory systems during aging.
Purpose of the Study:
- To review the effects of aging and hippocampal damage on complex taste learning.
- To understand memory system organization in aging rats.
Main Methods:
- Comparison of hippocampal-lesioned and aged rats in taste learning and memory tasks.
- Assessment of both hippocampal-dependent and non-hippocampal-dependent memory phenomena.
Main Results:
- Aging caused deficits in hippocampal-dependent blocking of conditioned taste aversion.
- Aging left non-hippocampal-dependent latent inhibition intact.
- Aged rats exhibited increased neophobia and enhanced taste aversion conditioning.
Conclusions:
- Aging affects memory systems in a peculiar way, not solely due to general cognitive decline or hippocampal decay.
- Taste learning paradigms reveal specific age-related alterations in memory organization.
More Related Videos
14:57Preparation of Acute Hippocampal Slices from Rats and Transgenic Mice for the Study of Synaptic Alterations during Aging and Amyloid Pathology
Published on: March 23, 2011
07:25Simultaneous Monitoring of Wireless Electrophysiology and Memory Behavioral Test as a Tool to Study Hippocampal Neurogenesis
Published on: August 20, 2020
Related Concept Videos
Role of Hippocampus in Memory
Olfaction
The olfactory receptors are embedded in the cilia of the...
Taste Buds and Receptors
The Physiology of Taste
Olfactory Receptors: Location and Structure
Higher Mental Functions of Brain: Learning and Memory