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@ARTICLE{Kellermann:14083,
author = {Kellermann, T.S. and Sternkopf, M.A. and Schneider, F. and
Habel, U. and Turetsky, B.I. and Zilles, K. and Eickhoff,
S.B.},
title = {{M}odulating the processing of emotional stimuli by
cognitive demand},
journal = {Social cognitive and affective neuroscience},
volume = {7},
number = {3},
issn = {1749-5016},
address = {Oxford},
publisher = {Oxford Univ. Press},
reportid = {PreJuSER-14083},
pages = {263-273},
year = {2012},
note = {Record converted from VDB: 12.11.2012},
abstract = {Emotional processing is influenced by cognitive processes
and vice versa, indicating a profound interaction of these
domains. The investigation of the neural mechanisms
underlying this interaction is not only highly relevant for
understanding the organization of human brain function.
Rather, it may also help in understanding dysregulated
emotions in affective disorders and in elucidating the
neurobiology of cognitive behavioural therapy (e.g. in
borderline personality disorder), which aims at modulating
dysfunctional emotion processes by cognitive techniques,
such as restructuring. In the majority of earlier studies
investigating the interaction of emotions and cognition, the
main focus has been on the investigation of the effects of
emotional stimuli or, more general, emotional processing,
e.g. instituted by emotional material that needed to be
processed, on cognitive performance and neural activation
patterns. Here we pursued the opposite approach and
investigated the modulation of implicit processing of
emotional stimuli by cognitive demands using an
event-related functional magnetic resonance imaging--study
on a motor short-term memory paradigm with emotional
interferences. Subjects were visually presented a
finger-sequence consisting either of four (easy condition)
or six (difficult condition) items, which they had to
memorize. After a short pause positive, negative or neutral
International affective picture system pictures or a green
dot (as control condition) were presented. Subjects were
instructed to reproduce the memorized sequence manually as
soon as the picture disappeared. Analysis showed that with
increasing cognitive demand (long relative to short
sequences), neural responses to emotional pictures were
significantly reduced in amygdala and orbitofrontal cortex.
In contrast, the more difficult task evoked stronger
activation in a widespread frontoparietal network. As
stimuli were task-relevant go-cues and hence had to be
processed perceptually, we would interpret this as a
specific attenuation of affective responses by concurrent
cognitive processing--potentially reflecting a relocation of
resources mediated by the frontoparietal network.},
keywords = {Adult / Brain: blood supply / Brain: physiology / Brain
Mapping / Cognition: physiology / Cues / Emotions:
physiology / Female / Functional Laterality / Humans / Image
Processing, Computer-Assisted / Magnetic Resonance Imaging /
Male / Middle Aged / Multivariate Analysis / Neural
Pathways: blood supply / Oxygen: blood / Photic Stimulation
/ Psychomotor Performance: physiology / Time Factors / Young
Adult / Oxygen (NLM Chemicals)},
cin = {INM-2},
ddc = {610},
cid = {I:(DE-Juel1)INM-2-20090406},
pnm = {Funktion und Dysfunktion des Nervensystems},
pid = {G:(DE-Juel1)FUEK409},
typ = {PUB:(DE-HGF)16},
pubmed = {pmid:21258093},
pmc = {pmc:PMC3304476},
UT = {WOS:000302810100002},
doi = {10.1093/scan/nsq104},
url = {https://juser.fz-juelich.de/record/14083},
}