Filters








301 Hits in 7.4 sec

The perception of pain in others suppresses somatosensory oscillations: A magnetoencephalography study

Yawei Cheng, Chia-Yen Yang, Ching-Po Lin, Po-Lei Lee, Jean Decety
2008 NeuroImage  
Importantly, watching painful compared to nonpainful situations suppressed somatosensory oscillations to a significant stronger degree.  ...  These results, consistent with the mirror-neuron system, demonstrate that the perception of pain in others modulates neural activity in primary somatosensory cortex and supports the idea that the perception  ...  Jen-Chuen Hsieh for the data acquisition and the Magnetoencephalography Laboratory, Academia Sinica, of Prof. Ovid J.L. Tzeng for the pilot study.  ... 
doi:10.1016/j.neuroimage.2008.01.064 pmid:18353686 fatcat:botuh773p5hwndjiqyf7y7aw6e

A magnetoencephalography study of visual processing of pain anticipation

Andre G. Machado, Raghavan Gopalakrishnan, Ela B. Plow, Richard C. Burgess, John C. Mosher
2014 Journal of Neurophysiology  
A magnetoencephalography study of visual processing of pain anticipation.  ...  In the present study, we evaluated for the first time in healthy individuals the neural processing of pain anticipation using magnetoencephalography (MEG) .  ...  As a general rule, they were asked to report when their subjective perception of pain was approximately eight on a scale of zero to 10 (10 being the worst pain they could imagine).  ... 
doi:10.1152/jn.00193.2014 pmid:24790165 pmcid:PMC4064417 fatcat:hopiraw6ujh5hbgpw5ujttbxbe

A magnetoencephalography study of multi-modal processing of pain anticipation in primary sensory cortices

R. Gopalakrishnan, R.C. Burgess, E.B. Plow, D.P. Floden, A.G. Machado
2015 Neuroscience  
In this study, using a countdown paradigm, we evaluated with magnetoencephalography the neural networks associated with pain anticipation elicited by different sensory modalities in normal volunteers.  ...  Pain anticipation plays a critical role in pain chronification and results in disability due to pain avoidance.  ...  The content is solely the responsibility of the authors and does not represent the official views of the National Institutes of Health.  ... 
doi:10.1016/j.neuroscience.2015.07.049 pmid:26210576 pmcid:PMC4547876 fatcat:aqilngb64jeoddgur6ma33z5ce

Abnormal functional connectivity under somatosensory stimulation in migraine: a multi-frequency magnetoencephalography study

Jing Ren, Jing Xiang, Yueqiu Chen, Feng Li, Ting Wu, Jingping Shi
2019 The Journal of Headache and Pain  
The present study aimed to investigate the abnormalities of the frequency-specific somatosensory-related network in migraine patients by using MEG.  ...  Methods: Twenty-two migraineurs in the interictal phase and twenty-two sex-and age-matched healthy volunteers were studied using a whole-head magnetoencephalography (MEG) system.  ...  Acknowledgments The authors gratefully acknowledge the support of Department of Neurology, Nanjing Brain Hospital Nanjing Medical University.  ... 
doi:10.1186/s10194-019-0958-3 fatcat:m3nvireppnhpnf4xyvkj726icm

Emotional Facial Expressions Modulate Pain-Induced Beta and Gamma Oscillations in Sensorimotor Cortex

D. Senkowski, J. Kautz, M. Hauck, R. Zimmermann, A. K. Engel
2011 Journal of Neuroscience  
In this whole-head magnetoencephalography (MEG) study, we examined the neuronal mechanisms underlying the influence of emotional (fearful, angry, or happy) compared to neutral facial expressions on the  ...  The presentation of faces with emotional expressions compared to faces with neutral expressions led to a stronger bilateral suppression of the pain-induced BBA, possibly reflecting enhanced response readiness  ...  Previous studies showed that nociceptive stimuli cause a reduction of ongoing ϳ20 Hz oscillations both in the primary motor cortex (Raij et al., 2004) and in somatosensory areas (Ploner et al., 2006a  ... 
doi:10.1523/jneurosci.6002-10.2011 pmid:21994371 pmcid:PMC6703391 fatcat:fguniwjpcja5vgwb64fca6log4

Top-down and bottom-up modulation of pain-induced oscillations

Michael Hauck, Claudia Domnick, Jürgen Lorenz, Christian Gerloff, Andreas K. Engel
2015 Frontiers in Human Neuroscience  
Future studies may examine pain-induced oscillations using this paradigm to test for altered attentional pain control in patients with chronic pain.  ...  Attention towards pain induced a decrease in alpha and an increase in gamma band power, localized in the insula. Pain intensity modulated delta, alpha, beta and gamma band power.  ...  We thank Christian Baehnisch for programming the experiment, Kriemhild Saha and Christiane Reissmann for support during the recordings and Till Schneider and Alexander Maye for helpful discussions.  ... 
doi:10.3389/fnhum.2015.00375 pmid:26190991 pmcid:PMC4488623 fatcat:udz255i3d5gudimzmm4yhqyxrq

Do cortical gamma oscillations promote or suppress perception? An under-asked question with an over-assumed answer

William Sedley, Mark O. Cunningham
2013 Frontiers in Human Neuroscience  
While the majority of the human literature on gamma oscillations is consistent with this interpretation, many or most of these studies could equally be interpreted as showing a suppressive or inhibitory  ...  These include work on perception in healthy individuals, and in the pathological contexts of phantom perception and epilepsy.  ...  Gareth Barnes for helpful comments and suggestions on the manuscript. We wish to thank Dr.  ... 
doi:10.3389/fnhum.2013.00595 pmid:24065913 pmcid:PMC3778316 fatcat:6zmpmrifcnahppw3bdu4l4mmsm

Hyperexcitability of Cortical Oscillations in Patients with Somatoform Pain Disorder: A Resting-State EEG Study

Qian Ye, Dong Yan, Manlin Yao, Wutao Lou, Weiwei Peng
2019 Neural Plasticity  
The present study is aimed at identifying the abnormalities of spontaneous cortical oscillations among patients with SPD, thus for a better understanding of the ongoing brain states in these patients.  ...  While the pain experience requires the integration of sensory and contextual processes, the cortical oscillations have been suggested to play a crucial role in pain processing and integration.  ...  Acknowledgments This study was funded by the National Natural Science Foundation of China (31871127), the Shenzhen Basic Research Project (JCYJ20170818093231953), and the Shenzhen University Natural Science  ... 
doi:10.1155/2019/2687150 pmid:31360161 pmcid:PMC6652032 fatcat:xxj3qe645beznkzodlfgosdusm

Delta and gamma oscillations in operculo-insular cortex underlie innocuous cold thermosensation

Francesca Fardo, Mikkel C. Vinding, Micah Allen, Troels Staehelin Jensen, Nanna Brix Finnerup
2017 Journal of Neurophysiology  
Cold-sensitive and nociceptive neural pathways interact to shape the quality and intensity of thermal and pain perception.  ...  Yet the central processing of cold thermosensation in the human brain has not been extensively studied.  ...  GRANTS The authors acknowledge the support of the Danish Council for Independent Research (Grant 6110-00643B; F. Fardo), Novo Nordisk Foundation (Grant NNF14OC0011633; T. S. Jensen and N. B.  ... 
doi:10.1152/jn.00843.2016 pmid:28250150 pmcid:PMC5411475 fatcat:bl7hkqporrfzhpxe3bm5w6lxxa

Neural oscillations and connectivity characterizing the state of tonic experimental pain in humans

Moritz M. Nickel, Son Ta Dinh, Elisabeth S. May, Laura Tiemann, Vanessa D. Hohn, Joachim Gross, Markus Ploner
2019 Human Brain Mapping  
Here, we aimed to systematically and comprehensively assess the pattern of neural oscillations and connectivity characterizing the state of tonic experimental pain in humans.  ...  Local measures showed suppressions of oscillatory activity at alpha frequencies together with stronger connectivity at alpha and beta frequencies in sensorimotor areas during tonic pain.  ...  The observation of a local suppression of alpha oscillations in sensorimotor cortices during tonic pain is in good accordance with previous studies (Colon et al., 2017; Giehl et al., 2014; Gram, Graversen  ... 
doi:10.1002/hbm.24784 pmid:31498948 fatcat:h2kkiwghobaatfb5lhbokoxstu

Cross-network coupling of neural oscillations in the dynamic pain connectome reflects chronic neuropathic pain in multiple sclerosis

J.A. Kim, R.B. Bosma, K.S. Hemington, A. Rogachov, N.R. Osborne, J.C. Cheng, J. Oh, B.T. Dunkley, K.D. Davis
2020 NeuroImage: Clinical  
Here we conducted a magnetoencephalography (MEG) study to investigate fine temporal dynamics of aberrant cross-regional and cross-network communication of the dynamic pain connectome in patients with chronic  ...  Sensory perceptions are coded by complex neural dynamics of regional communication in the brain. Thus, sensory abnormalities such as chronic pain may occur when neural dynamics go awry.  ...  in MEG acquisition and Simeon Wong for technical assistance on the functional coupling pipeline.  ... 
doi:10.1016/j.nicl.2020.102230 pmid:32143136 pmcid:PMC7056723 fatcat:gxwou66kuzcpbfi26ngmbo4wqm

The Prediction of Acute Postoperative Pain Based on Neural Oscillations Measured before the Surgery

Qi Han, Lupeng Yue, Fei Gao, Libo Zhang, Li Hu, Yi Feng, Xue-Qiang Wang
2021 Neural Plasticity  
Then, we predicted the level of acute postoperative pain based on features of neural oscillations using machine learning techniques, which achieved a prediction accuracy of 92.54% and a correlation coefficient  ...  Altogether, the prediction of acute postoperative pain based on neural oscillations measured before the surgery is feasible and could meet the clinical needs in the future for better control of postoperative  ...  perception within a short period of time (e.g., several seconds) [17] , but not within a long period of time (e.g., several days in the present study).  ... 
doi:10.1155/2021/5543974 pmid:33897775 pmcid:PMC8052183 fatcat:4iwcsltx6vfshpxcgqksca3pbu

Sensorimotor Alpha Activity is Modulated in Response to the Observation of Pain in Others

Stephen Whitmarsh, Ingrid L. C. Nieuwenhuis, Henk P. Barendregt, Ole Jensen
2011 Frontiers in Human Neuroscience  
Although these studies point to a modulation of the somatosensory cortex, they do not show how somatosensory oscillations respond to the observation of pain in the absence of actual somatosensory stimulation  ...  This effect was localized along the central sulcus, implicating somatosensory alpha oscillations in the observation of pain in others.  ...  Conflict of Interest Statement: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest  ... 
doi:10.3389/fnhum.2011.00091 pmid:22007165 pmcid:PMC3188815 fatcat:vgkm7mrycfe3fbwclsxmbenro4

Encoding of menstrual pain experience with theta oscillations in women with primary dysmenorrhea

Pin-Shiuan Lee, Intan Low, Yong-Sheng Chen, Cheng-Hao Tu, Hsiang-Tai Chao, Jen-Chuen Hsieh, Li-Fen Chen
2017 Scientific Reports  
The present study provides evidence for the role of theta oscillations in encoding the immediate and sustained effects of pain experience in young women with PDM.  ...  The goal of the present study is to investigate the theta encoding of sensory and emotional information of long-term menstrual pain in women with primary dysmenorrhea (PDM).  ...  Acknowledgements This study was supported in part by grants from  ... 
doi:10.1038/s41598-017-16039-4 pmid:29167518 pmcid:PMC5700160 fatcat:tlkxlhok7nfkhbefjkdwgovxzi

From correlation towards causality

Vanessa D. Hohn, Elisabeth S. May, Markus Ploner
2019 PAIN Reports  
Accumulating evidence suggests that neural oscillations at different frequencies and their synchrony between brain regions play a crucial role in the processing of nociceptive input and the emergence of  ...  Despite its appeal, tACS has been barely applied in the field of pain research.  ...  The study was supported by the Deutsche Forschungsgemeinschaft (PL 321/10-2 and PL 321/11-2).  ... 
doi:10.1097/pr9.0000000000000723 pmid:31579843 pmcid:PMC6727992 fatcat:czz2yepadbcu7gdwked54niszq
« Previous Showing results 1 — 15 out of 301 results