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A temporal record of the past with a spectrum of time constants in the monkey entorhinal cortex.

Proceedings of the National Academy of Sciences of the United States of America·2020

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Related Experiment Video

Updated: Feb 7, 2026

Gaze in Action: Head-mounted Eye Tracking of Children's Dynamic Visual Attention During Naturalistic Behavior

Gaze in Action: Head-mounted Eye Tracking of Children's Dynamic Visual Attention During Naturalistic Behavior

Published on: November 14, 2018

Memory System Neurons Represent Gaze Position and the Visual World.

Miriam Meister^1,2,3

¹Washington National Primate Research Center, Seattle, WA, USA.

Journal of Experimental Neuroscience

|July 24, 2018

Summary

Neurons in the primate entorhinal cortex represent gaze position using multiple spatial frames. This information is crucial for the primate memory system and understanding the hippocampal memory system.

Keywords:

Entorhinal cortex eye movement gaze hippocampus medial temporal lobe memory primate reference frame

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Last Updated: Feb 7, 2026

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Area of Science:

Neuroscience
Cognitive Neuroscience
Memory Research

Background:

The entorhinal cortex is vital for memory and contains neurons with spatial representations.
In rodents, spatial representations align with visual environmental features.
Previous research focused on rodent spatial coding.

Purpose of the Study:

To investigate spatial reference frames in the primate entorhinal cortex.
To determine if primate entorhinal neurons represent gaze position.
To explore the role of gaze information in the primate memory system.

Main Methods:

Simultaneous recording of entorhinal neurons in monkeys.
Analysis of neuronal firing patterns relative to gaze position and environmental features.

Main Results:

Primate entorhinal neurons exhibit multiple spatial reference frames for gaze position.
A significant portion of recorded neurons represent gaze position.
One identified reference frame is based on visual environmental features.

Conclusions:

Gaze information encoded in multiple spatial reference frames is important for the primate memory system.
These findings offer new perspectives on the hippocampal memory system.
The study highlights the role of the entorhinal cortex in integrating spatial and gaze information for memory.