Filters








2,433 Hits in 12.3 sec

Brain activation in restrained and unrestrained eaters: An fMRI study

Maria Coletta, Steven Platek, Feroze B. Mohamed, J. Jason van Steenburgh, Deborah Green, Michael R. Lowe
2009 Journal of Abnormal Psychology  
Using functional magnetic resonance imaging (fMRI), the authors investigated brain activation of normal weight REs (N ϭ 9) and unrestrained eaters (UREs; N ϭ 10) when fasted and fed and viewing pictures  ...  previously implicated in low-level processing of appetitive stimuli.  ...  Under this model, response of the orbitofrontal cortex in fed restrained eaters may represent an effort to modulate fear or threat mediated by limbic activity.  ... 
doi:10.1037/a0016201 pmid:19685956 fatcat:ehregyzmmndczglgqkdcsgqjkm

Thinking about Eating Food Activates Visual Cortex with Reduced Bilateral Cerebellar Activation in Females with Anorexia Nervosa: An fMRI Study

Samantha J. Brooks, Owen O'Daly, Rudolf Uher, Hans-Christoph Friederich, Vincent Giampietro, Michael Brammer, Steven C. R. Williams, Helgi B. Schiöth, Janet Treasure, Iain C. Campbell, Manos Tsakiris
2012 PLoS ONE  
Future studies are needed to explicitly test how thinking about eating activates restraint cognitions, specifically in those with restricting vs. binge-purging AN subtypes.  ...  Methods: Functional magnetic resonance imaging (fMRI) examined neural activation when 42 women thought about eating the food shown in images: 18 with AN (11 RAN, 7 BPAN) and 24 age-matched controls (HC  ...  emotional feelings [49] , and a recent fMRI study has also shown reduced AIC activation in response to rewarding stimuli in people with AN [36] .  ... 
doi:10.1371/journal.pone.0034000 pmid:22479499 pmcid:PMC3313953 fatcat:b2mwfvyaobgmxnajodf2zlxiie

Dissociable effects of arousal and valence on prefrontal activity indexing emotional evaluation and subsequent memory: an event-related fMRI study

Florin Dolcos, Kevin S. LaBar, Roberto Cabeza
2004 NeuroImage  
The study yielded three main results.  ...  This finding suggests that the enhancing effect of emotion on memory formation is partly due to an augmentation of PFC-mediated strategic, semantic, and working memory operations.  ...  This study was supported by NIH grants R01 AG19731 (RC) and R01 DA14094 (KSL), and a NARSAD Young Investigator Award (KSL).  ... 
doi:10.1016/j.neuroimage.2004.05.015 pmid:15325353 fatcat:onohiyqzk5f7jmc532o6azqsum

Neural Circuits for Cognitive Appetite Control in Healthy and Obese Individuals: An fMRI Study

Jetro J. Tuulari, Henry K. Karlsson, Jussi Hirvonen, Paulina Salminen, Pirjo Nuutila, Lauri Nummenmaa, Xia Wu
2015 PLoS ONE  
Here we delineated the brain basis of volitional appetite control in healthy and obese individuals with functional magnetic resonance imaging (fMRI).  ...  Across all subjects, a frontal cortical control circuit was activated during appetite inhibition versus passive viewing of the foods.  ...  Tuulari is the guarantor of this work and, as such, had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.  ... 
doi:10.1371/journal.pone.0116640 pmid:25658479 pmcid:PMC4320085 fatcat:zij6ye4vm5edjlyndkeyvsd6qi

Attentional modulation of emotional stimulus processing: An fMRI study using emotional expectancy

Felix Bermpohl, Alvaro Pascual-Leone, Amir Amedi, Lotfi B. Merabet, Felipe Fregni, Nadine Gaab, David Alsop, Gottfried Schlaug, Georg Northoff
2006 Human Brain Mapping  
We used emotional expectancy to study attentional modulation in the processing of emotional stimuli.  ...  Hum Brain Mapp 27: 662-677, 2006. ᭜ Attentional Modulation of Emotion Processing ᭜ ᭜ 663 ᭜ ᭜ Attentional Modulation of Emotion Processing ᭜ ᭜ 665 ᭜ ᭜ Attentional Modulation of Emotion Processing ᭜ ᭜ 669  ...  This enhancement of brain activity might reflect accentuated subjective feeling states.  ... 
doi:10.1002/hbm.20209 pmid:16317710 fatcat:nmrfplfh6bbfjbwfmxkogfipty

An fMRI study measuring analgesia enhanced by religion as a belief system

Katja Wiech, Miguel Farias, Guy Kahane, Nicholas Shackel, Wiebke Tiede, Irene Tracey
2008 Pain  
Critically, this context-dependent modulation of pain specifically engaged the right VLPFC, whereas group-specific preferential liking of one of the pictures was associated with activation in the ventral  ...  was triggered by the presentation of an image with a religious content but not by the presentation of a non-religious image.  ...  This study was supported by the Oxford Center for Science of the Mind, Oxford University, and was made possible by funding from the Templeton Foundation. The authors declare no conflict of interest.  ... 
doi:10.1016/j.pain.2008.07.030 pmid:18774224 fatcat:4kidfkzporh2fecjjen3gpxsoi

Attempts at memory control induce dysfunctional brain activation profiles in Generalized Anxiety Disorder: An exploratory fMRI study

Vaibhav A. Diwadkar, Marta Re, Filippo Cecchetto, Marco Garzitto, Sara Piccin, Carolina Bonivento, Marta Maieron, Serena D'Agostini, Matteo Balestrieri, Paolo Brambilla
2017 Psychiatry Research : Neuroimaging  
Using a well-characterized behavioral paradigm we studied brain activation profiles in a group of adult GAD patients and well-matched healthy controls (HC).  ...  Yet, few studies have attempted the focused identification of dysfunctional brain activation profiles when patients with Generalized Anxiety Disorders attempt memory control.  ...  , the Lyckaki-Young Fund from the State of Michigan, the Prechter Family Bipolar Foundation, the Children's Hospital of Michigan Foundation, and the Cohen Neuroscience Endowment.  ... 
doi:10.1016/j.pscychresns.2017.05.010 pmid:28599173 fatcat:bnmfrea6yfg3xg5ez7vh7zv3mq

The Neural Bases of Disgust for Cheese: An fMRI Study

Jean-Pierre Royet, David Meunier, Nicolas Torquet, Anne-Marie Mouly, Tao Jiang
2016 Frontiers in Human Neuroscience  
activation in subjects disgusted by cheese.  ...  In this study, we show that a higher percentage of people are disgusted by cheese than by other types of food.  ...  An important result of our study is the lack of activation of the VP in Anti subjects exposed to cheese stimuli during the wanting task.  ... 
doi:10.3389/fnhum.2016.00511 pmid:27799903 pmcid:PMC5065955 fatcat:r3h5bcssgvbx3lgjfnt6aevzfe

An fMRI Study on the Role of Serotonin in Reactive Aggression

Ulrike M. Krämer, Jordi Riba, Sylvia Richter, Thomas F. Münte, Mitchell Valdes-Sosa
2011 PLoS ONE  
With the present fMRI study, we wanted to examine the role of serotonin in reactive aggression by means of an acute tryptophan depletion (ATD).  ...  The study followed a double-blind between-subject design including only male participants.  ...  The present study found only a general modulation of anterior insula activity but no provocation specific effect.  ... 
doi:10.1371/journal.pone.0027668 pmid:22110714 pmcid:PMC3218006 fatcat:bb2n3yxo4reirbm2xdsqbih4za

Alcohol Sensitizes Cerebral Responses to the Odors of Alcoholic Drinks: An fMRI Study

Veronique Bragulat, Mario Dzemidzic, Thomas Talavage, Dena Davidson, Sean J. OConnor, David A. Kareken
2008 Alcoholism: Clinical and Experimental Research  
Using functional magnetic resonance imaging (fMRI), we previously showed that alcoholic drink odors (AO; subjects' drinks of choice) induce greater nucleus accumbens (NAc) activity than non-appetitive  ...  The orbital region is similar to an area previously shown to manifest satiety-related decreases in activity induced by food cues.  ...  We used fMRI to study regional cerebral responses to the odors of alcoholic beverages during constant, low-level brain exposure to alcohol as pharmacokinetically modeled by the "Indiana Clamp" (Ramchandani  ... 
doi:10.1111/j.1530-0277.2008.00693.x pmid:18540915 pmcid:PMC2905852 fatcat:zq72oe4sgvckbgbs5i47ym35ea

Effects of Aversive Stimuli on Prospective Memory. An Event-Related fMRI Study

Massimiliano Rea, Stephanie Kullmann, Ralf Veit, Antonino Casile, Christoph Braun, Marta Olivetti Belardinelli, Niels Birbaumer, Andrea Caria, Sam Gilbert
2011 PLoS ONE  
The general aim of the present study was to explore brain regions involved in prospective memory processes when PM cues are associated with emotional stimuli.  ...  retrieval and execution of the intended action is cued by an aversive stimulus.  ...  This comparison aimed to investigate brain activations related to the PM task where no arousal or valence of facial expressions of either PM or GD trials was modulated.  ... 
doi:10.1371/journal.pone.0026290 pmid:22022589 pmcid:PMC3195691 fatcat:z4xifqncqjggdgaaqwgwc24qfy

What Do You Want to Eat? Influence of Menu Description and Design on Consumer's Mind: An fMRI Study

Diego Gómez-Carmona, Francisco Muñoz-Leiva, Alberto Paramio, Francisco Liébana-Cabanillas, Serafín Cruces-Montes
2021 Foods  
We found that subjects who read rational descriptions when visualising pleasant dishes activated regions related to congruence integration, while subjects who visualised emotional descriptions showed an  ...  The main objective of this research was to analyse the active regions when processing dishes with a pleasant (vs. unpleasant) design and the effect of the previously read rational (vs. emotional) description  ...  In different studies where primary rewards are present (e.g., pleasant taste, touch or smell) the brain activates the insula, anterior cingulate and striatum [38, 51] . Using fMRI, Westen et al.  ... 
doi:10.3390/foods10050919 pmid:33922036 pmcid:PMC8170898 fatcat:lgxcbujdcbf7tegmh3sxfaiwbe

Impact of bariatric surgery on neural food processing and cognition: an fMRI study

Marcel Schulze, Peter Sörös, Wolfgang Vogel, Thomas F Münte, Helge H O Müller, Alexandra Philipsen
2018 BMJ Open  
Resting state fMRI will be measured to investigate functional brain connectivity. Baseline measurements for both groups will take place 4 weeks prior to RYGB and 12 months after RYGB.  ...  and analysisThis study is a pre–post case–control experiment.  ...  Both hormones show increased levels postprandially after surgery. 10 11 Therefore, the regulation of appetite is modulated through a delay in gastric emptying (through increased levels of PYY) and an  ... 
doi:10.1136/bmjopen-2018-022375 fatcat:ujc6qu6peban5gxswpnmgradte

The processing of visual food cues during bitter aftertaste perception in females with high vs. low disgust propensity: an fMRI study

Anne Schienle, Albert Wabnegger
2021 Brain Imaging and Behavior  
of a bitter aftertaste and visual cues of sweet food.  ...  An extremely bitter taste can signal food spoilage, and therefore typically elicits disgust.  ...  Previous neurophysiological and brain imaging studies have shown that the fronto-insular complex (FIC) modulates arousal and plays a critical role in the awareness of changes in homeostatic states (e.g  ... 
doi:10.1007/s11682-021-00455-2 pmid:33591560 pmcid:PMC8500869 fatcat:e3xuvu7e7rervghnhhq5r3lhji

Why Do Most Restrained Eaters Fail in Losing Weight?: Evidence from an fMRI Study

Yanhua Su, Taiyong Bi, Gaolang Gong, Qiu Jiang, Hong Chen
2019 Psychology Research and Behavior Management  
This is the first study to compare the fMRI reactivity among US-REs, S-REs and unrestrained eaters (UREs) in a food-related Go/NoGo paradigm.  ...  Eighteen S-REs, 17 US-REs and 17 UREs were asked to perform a Go/No-Go task after being shown pictures of either high-caloric or low-caloric food. fMRI results revealed stronger activations for high-caloric  ...  Disclosure The authors report no biomedical financial interests or other potential conflicts of interest in this work.  ... 
doi:10.2147/prbm.s228430 pmid:31920410 pmcid:PMC6932934 fatcat:7i7dqaxavrasjcze3g52braffi
« Previous Showing results 1 — 15 out of 2,433 results