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Abstract #4121

A fMRI study of the face-processing regions in Dog’s brain

Xueru Liu1, Zijuan Yu1,2, Yiwen Liu3, Zhaomin Su3, Xiaoxiao Liu3, Jun Li3, Yan Zhuo1,2, and Zhentao Zuo1,2
1State Key Laboratory of Brain and Cognitive Science, Institute of Biophysics, Chinese Academy of Sciences, BeiJing, China, 2University of Chinese Academy of Sciences, Beijing, China, 3Beijing Municipal Public Security Bureau Public Transport Safety and Security Corps Canine Unit, BeiJing, China

Synopsis

Keywords: Large Animals, Nonhuman Primates, Preclinical, animal models

Motivation: Functional magnetic resonance imaging is increasingly used to study brain function and cognition in domestic dogs.

Goal(s): The objective of this study was to acquire the high-quality fMRI data which dogs can be trained to remain awake and still inside MRI scanners and detect the pathway for dog’s face processing.

Approach: We use a combination of simulated and real MRI environments to train awake dogs. A visual stimulation paradigm with block design was used to compare activity elicited by human faces against objects.

Results: We successfully detect the activation of human faces against scramble objects in occipitalis, ectomarginalis, and ectosylvius medius.

Impact: This study provides a process for training dogs for fMRI acquisition while awake and introduces the temporal cortex as candidate to process human faces and dog faces.

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Keywords