SpacePain Lab
ions | Bruxelles Woluwe, Louvain-la-Neuve
The ability to perceive pain is crucial for survival, it can indeed be seen as a warning signal allowing to detect and to react against stimuli that have the potential to inflict tissue damages. But pain is also a major healthcare issue as its treatment constitutes a very problematic challenge for physicians. Because of its aversive quality and its high prevalence, chronic pain affects the quality of life of millions of individuals and imposes a severe financial burden upon our societies. Therefore, progress in understanding the biological, psychological and social mechanisms of pain in humans is not only important for basic research, but also critical for the development of effective strategies for the diagnosis and management of pathological pain conditions.
The objective of our group is to study the neurophysiological mechanisms underlying the cognitive aspects of pain. Three lines of research are developed. First, the group's researchers seek to understand and describe the cognitive factors that help modulate nociceptive responses and pain perception (e.g. selective attention, executive functions, multisensory interaction, and hypnosis). They also study whether cognitive functions could prevent the development of central sensitization to pain. Second, the group studies how pain and central sensitization induce disrupt cognitive functioning (i.e. attention, memory, body and spatial representation). The third line of research aims to understand how pain interacts with other sensory modalities, such as vision and proprioception, to mentally represent the peripersonal space and to facilitate reaction against potentially damaging stimuli.
These topics are studied in healthy volunteers on experimentally-induced pain as well as in patients suffering from chronic pain (e.g. complex regional pain syndrome, fibromyalgia). Several techniques are used: neurophysiology (electroencephalography, electrospinography, evoked potentials, electromyography, transcranial magnetic stimulation), psychophysics (threshold measurement, mental chronometry) and neuropsychology (congenital blindness, chronic pain, hemispatial neglect, etc.).
Publications
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Article de journalDella Porta, D., Scheirman, E., & Legrain, V. (2025). The effect of top-down attention on secondary mechanical hyperalgesia: a reply to Torta and Meyers. PAIN®, 166, 225-227. https://doi.org/10.1097/j.pain.0000000000003465 (Original work published 2025)
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Article de journalLouis, M.-H., Meyer, C., Legrain, V., & Berquin, A. (2023). Facteurs pronostiques précoces dans le syndrome douloureux régional complexe : une revue systématique. Douleur et Analgésie, 36(3), 133-147. https://doi.org/10.3166/dea-2022-0267 (Original work published 2023)
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Article de journalTorta, D., Ninghetto, M., Ricci, R., & Legrain, V. (2020). Rating the Intensity of a Laser Stimulus, but Not Attending to Changes in Its Location or Intensity Modulates the Laser-Evoked Cortical Activity. Frontiers in Human Neuroscience, 14, 120. https://doi.org/10.3389/fnhum.2020.00120 (Original work published 2020)
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Article de journalColon, E., Nozaradan, S., Legrain, V., & Mouraux, A. (2012). Steady-state evoked potentials to tag specific components of nociceptive cortical processing. NeuroImage, 60(1), 571-581. https://doi.org/10.1016/j.neuroimage.2011.12.015 (Original work published 2012)
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Papier de conférenceTorta, D., Legrain, V., & Mouraux, A. (2011). A multimodal imaging study for the investigation of the neural mechanisms of the TMS induced analgesia. Societa’ italiana di psicofisiologia (SIPF). 19th Congress of the Italian Psychophysiological Society (SIPF), Brescia, Italy. (Original work published 2011)
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Article de journalVan Damme, S., Legrain, V., Vogt, J., & Crombez, G. (2010). Keeping pain in mind: A motivational account of attention to pain. Neuroscience & Biobehavioral Reviews, 34(2), 204-213. https://doi.org/10.1016/j.neubiorev.2009.01.005 (Original work published 2010)
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Pollok, B., Krause, V., Legrain, V., Ploner, M., Freynhagen, R., Melchior, I., Schnitzler, A., & Sugihara, I. (2010). Differential Effects of Painful and Non-Painful Stimulation on Tactile Processing in Fibromyalgia Syndrome and Subjects with Masochistic Behaviour. PLoS One, 5(12), e15804. https://doi.org/10.1371/journal.pone.0015804 (Original work published 2010)
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