Evidence map›Paper›PMID 27815729›Full record

ArticleCognitive, affective & behavioral neuroscience2017

Mu rhythm suppression is associated with the classification of emotion in faces.

Matthew R Moore, Elizabeth A Franz

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Article in Cognitive, affective & behavioral neuroscience, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  5. Audio and visual speech emotion activate the left pre-supplementary motor area.Cognitive, affective & behavioral neuroscience · 2022
    Article
  6. Altering Facial Movements Abolishes Neural Mirroring of Facial Expressions.Cognitive, affective & behavioral neuroscience · 2022
    Article
  7. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Matthew R MooreDepartment of Psychology, University of Otago, P.O. Box 56, Dunedin, New Zealand. matthew.moore@otago.ac.nz.
Elizabeth A FranzDepartment of Psychology, University of Otago, P.O. Box 56, Dunedin, New Zealand. lfranz@psy.otago.ac.nz.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The mirror neuron system (MNS) has been mooted as a crucial component underlying human social cognition. Initial evidence based on functional magnetic resonance imaging (fMRI) suggests that the MNS plays a role in emotion classification, but further confirmation and convergent evidence is needed. This study employed electroencephalography (EEG) to examine modulations in the mu rhythm associated with the inference of emotions from facial expressions. It was hypothesised that mu suppression would be associated with classifying the emotion portrayed by facial expressions. Nineteen participants viewed pictures of facial expressions or emotion words and were asked to either match the stimulus to an emotion word or to passively observe. Mu activity following stimulus presentation was localised using a 3-D distributed inverse solution, and compared between conditions. Subtractive logic was used to isolate the specific processes of interest. Comparisons of source localisation images between conditions revealed that there was mu suppression associated with recognising emotion from faces, thereby supporting our hypothesis. Further analyses confirmed that those effects were not due to activity associated with the motor response or the observation of facial expressions, offering further support for the hypotheses. This study provides important convergent evidence for the involvement of the MNS in the inference of emotion from facial expressions.

Indexed as

Brain WavesReadingAdolescentAdultBrainEmotionsFacial RecognitionFemaleHumansJudgmentMaleMotor ActivityNeuropsychological TestsPhotic StimulationReaction TimeSignal Processing, Computer-AssistedElectroencephalography (EEG)EmotionFacial expressionsMirror neuron system (MNS)Mu suppression

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.