Centre d'Information et de documentation du CRA Rhône-Alpes
CRA
Informations pratiques
-
Adresse
Centre d'information et de documentation
du CRA Rhône-Alpes
Centre Hospitalier le Vinatier
bât 211
95, Bd Pinel
69678 Bron CedexHoraires
Lundi au Vendredi
9h00-12h00 13h30-16h00Contact
Tél: +33(0)4 37 91 54 65
Mail
Fax: +33(0)4 37 91 54 37
-
Détail de l'auteur
Auteur Jyri-Johan PAAKKI |
Documents disponibles écrits par cet auteur (1)
Faire une suggestion Affiner la recherche
Valence Scaling of Dynamic Facial Expressions is Altered in High-Functioning Subjects with Autism Spectrum Disorders: an fMRI Study / Jukka S. RAHKO in Journal of Autism and Developmental Disorders, 42-6 (June 2012)
[article]
Titre : Valence Scaling of Dynamic Facial Expressions is Altered in High-Functioning Subjects with Autism Spectrum Disorders: an fMRI Study Type de document : Texte imprimé et/ou numérique Auteurs : Jukka S. RAHKO, Auteur ; Jyri-Johan PAAKKI, Auteur ; Tuomo H. STARCK, Auteur ; Juha NIKKINEN, Auteur ; David L. PAULS, Auteur ; Jari V. KATSYRI, Auteur ; Eira JANSSON-VERKASALO, Auteur ; Alice S. CARTER, Auteur ; Tuula HURTIG, Auteur ; Marja-Leena MATTILA, Auteur ; Katja JUSSILA, Auteur ; Jukka J. REMES, Auteur ; Sanna KUUSIKKO-GAUFFIN, Auteur ; Mikko E. SAMS, Auteur ; Sven BÖLTE, Auteur ; Hanna EBELING, Auteur ; Irma MOILANEN, Auteur ; Osmo TERVONEN, Auteur ; Vesa KIVINIEMI, Auteur Année de publication : 2012 Article en page(s) : p.1011-1024 Langues : Anglais (eng) Mots-clés : Autism spectrum disorders Emotional facial expressions Face processing Functional MRI Mirror neuron system Valence Index. décimale : PER Périodiques Résumé : FMRI was performed with the dynamic facial expressions fear and happiness. This was done to detect differences in valence processing between 25 subjects with autism spectrum disorders (ASDs) and 27 typically developing controls. Valence scaling was abnormal in ASDs. Positive valence induces lower deactivation and abnormally strong activity in ASD in multiple regions. Negative valence increased deactivation in visual areas in subjects with ASDs. The most marked differences between valences focus on fronto-insular and temporal regions. This supports the idea that subjects with ASDs may have difficulty in passive processing of the salience and mirroring of expressions. When the valence scaling of brain activity fails, in contrast to controls, these areas activate and/or deactivate inappropriately during facial stimuli presented dynamically. En ligne : http://dx.doi.org/10.1007/s10803-011-1332-8 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=156
in Journal of Autism and Developmental Disorders > 42-6 (June 2012) . - p.1011-1024[article] Valence Scaling of Dynamic Facial Expressions is Altered in High-Functioning Subjects with Autism Spectrum Disorders: an fMRI Study [Texte imprimé et/ou numérique] / Jukka S. RAHKO, Auteur ; Jyri-Johan PAAKKI, Auteur ; Tuomo H. STARCK, Auteur ; Juha NIKKINEN, Auteur ; David L. PAULS, Auteur ; Jari V. KATSYRI, Auteur ; Eira JANSSON-VERKASALO, Auteur ; Alice S. CARTER, Auteur ; Tuula HURTIG, Auteur ; Marja-Leena MATTILA, Auteur ; Katja JUSSILA, Auteur ; Jukka J. REMES, Auteur ; Sanna KUUSIKKO-GAUFFIN, Auteur ; Mikko E. SAMS, Auteur ; Sven BÖLTE, Auteur ; Hanna EBELING, Auteur ; Irma MOILANEN, Auteur ; Osmo TERVONEN, Auteur ; Vesa KIVINIEMI, Auteur . - 2012 . - p.1011-1024.
Langues : Anglais (eng)
in Journal of Autism and Developmental Disorders > 42-6 (June 2012) . - p.1011-1024
Mots-clés : Autism spectrum disorders Emotional facial expressions Face processing Functional MRI Mirror neuron system Valence Index. décimale : PER Périodiques Résumé : FMRI was performed with the dynamic facial expressions fear and happiness. This was done to detect differences in valence processing between 25 subjects with autism spectrum disorders (ASDs) and 27 typically developing controls. Valence scaling was abnormal in ASDs. Positive valence induces lower deactivation and abnormally strong activity in ASD in multiple regions. Negative valence increased deactivation in visual areas in subjects with ASDs. The most marked differences between valences focus on fronto-insular and temporal regions. This supports the idea that subjects with ASDs may have difficulty in passive processing of the salience and mirroring of expressions. When the valence scaling of brain activity fails, in contrast to controls, these areas activate and/or deactivate inappropriately during facial stimuli presented dynamically. En ligne : http://dx.doi.org/10.1007/s10803-011-1332-8 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=156