Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2017 Jun 30;8:1110. doi: 10.3389/fpsyg.2017.01110

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

Copyright © 2017 Liao, Wang, Lin, Chan and Zhang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

PMC Copyright notice

(A) Grand-averaged event-related potential (ERP) waveforms elicited at left (averaged from P3 and P7) and right temporo-occipital electrodes (averaged from P4 and P8) for both groups and emotions. The vertical bar marks the time-windows that were analyzed as N170 in both age groups. (B) Topographical maps showing top view of scalp distributions over the N170 time-window for negative faces (top), neutral faces (medium), and positive faces (bottom). Note: the solid green points indicate the scalp electrodes where the P3, P4, P7, and P8 were located.