Neural Correlates of Enhanced Visual Short-Term Memory for Angry Faces: An fMRI Study Export

@article{citeulike:3511468, abstract = {<sec> <title>Background</title> <p>Fluid and effective social communication requires that both face identity and emotional expression information are encoded and maintained in visual short-term memory (VSTM) to enable a coherent, ongoing picture of the world and its players. This appears to be of particular evolutionary importance when confronted with potentially threatening displays of emotion - previous research has shown better VSTM for angry versus happy or neutral face identities.</p> </sec><sec> <title>Methodology/Principal Findings</title> <p>Using functional magnetic resonance imaging, here we investigated the neural correlates of this angry face benefit in VSTM. Participants were shown between one and four to-be-remembered angry, happy, or neutral faces, and after a short retention delay they stated whether a single probe face had been present or not in the previous display. All faces in any one display expressed the same emotion, and the task required memory for face identity. We find enhanced VSTM for angry face identities and describe the right hemisphere brain network underpinning this effect, which involves the globus pallidus, superior temporal sulcus, and frontal lobe. Increased activity in the globus pallidus was significantly correlated with the angry benefit in VSTM. Areas modulated by emotion were distinct from those modulated by memory load.</p> </sec><sec> <title>Conclusions/Significance</title> <p>Our results provide evidence for a key role of the basal ganglia as an interface between emotion and cognition, supported by a frontal, temporal, and occipital network.</p> </sec>}, author = {Jackson, Margaret C. and Wolf, Claudia and Johnston, Stephen J. and Raymond, Jane E. and Linden, David E. J.}, citeulike-article-id = {3511468}, citeulike-linkout-0 = {http://dx.doi.org/10.1371/journal.pone.0003536}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/18958158}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=18958158}, day = {29}, doi = {10.1371/journal.pone.0003536}, issn = {1932-6203}, journal = {PLoS ONE}, keywords = {angry, correlates, enhanced, facesfmri, memory, neural, of, short-term, study, visual}, month = {October}, number = {10}, pages = {e3536+}, posted-at = {2008-11-14 07:07:11}, priority = {2}, publisher = {Public Library of Science}, title = {Neural Correlates of Enhanced Visual Short-Term Memory for Angry Faces: An fMRI Study}, url = {http://dx.doi.org/10.1371/journal.pone.0003536}, volume = {3}, year = {2008} }

TY - JOUR ID - citeulike:3511468 L3 - citeulike-article-id:3511468 N2 - <sec> <title>Background</title> <p>Fluid and effective social communication requires that both face identity and emotional expression information are encoded and maintained in visual short-term memory (VSTM) to enable a coherent, ongoing picture of the world and its players. This appears to be of particular evolutionary importance when confronted with potentially threatening displays of emotion - previous research has shown better VSTM for angry versus happy or neutral face identities.</p> </sec><sec> <title>Methodology/Principal Findings</title> <p>Using functional magnetic resonance imaging, here we investigated the neural correlates of this angry face benefit in VSTM. Participants were shown between one and four to-be-remembered angry, happy, or neutral faces, and after a short retention delay they stated whether a single probe face had been present or not in the previous display. All faces in any one display expressed the same emotion, and the task required memory for face identity. We find enhanced VSTM for angry face identities and describe the right hemisphere brain network underpinning this effect, which involves the globus pallidus, superior temporal sulcus, and frontal lobe. Increased activity in the globus pallidus was significantly correlated with the angry benefit in VSTM. Areas modulated by emotion were distinct from those modulated by memory load.</p> </sec><sec> <title>Conclusions/Significance</title> <p>Our results provide evidence for a key role of the basal ganglia as an interface between emotion and cognition, supported by a frontal, temporal, and occipital network.</p> </sec> IS - 10 JF - PLoS ONE SN - 1932-6203 TI - Neural Correlates of Enhanced Visual Short-Term Memory for Angry Faces: An fMRI Study PB - Public Library of Science VL - 3 SP - e3536 KW - angry KW - correlates KW - enhanced KW - facesfmri KW - memory KW - neural KW - of KW - short-term KW - study KW - visual AU - Jackson, Margaret AU - Wolf, Claudia AU - Johnston, Stephen AU - Raymond, Jane AU - Linden, David PY - 2008/10/29/ UR - http://dx.doi.org/10.1371/journal.pone.0003536 ER -