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A functional magnetic resonance imaging study of frontal networks in obsessive-compulsive disorder during cognitive reappraisal
De la Peña-Arteaga, Víctor; Morgado, Pedro; Couto, Beatriz; Ferreira, Sónia; Castro, Inês; Sousa, Nuno; Soriano-Mas, Carles; Picó-Pérez, Maria Cambridge University Press (2022-10-03)Background Patients with obsessive-compulsive disorder (OCD) present difficulties in the cognitive regulation of emotions, possibly because of inefficient recruitment of distributed patterns of frontal cortex regions. The ... -
Altered frontoparietal connectivity in patients with obsessive-compulsive disorder during an fMRI cognitive reappraisal task
Picó-Pérez, Maria; Barbosa, Renato; Couto, Beatriz; Castro, Inés; Magalhaes, Ricardo; Sousa, Nuno; Ferreira, Sónia; Morgado, Pedro Elsevier (2022-10)Patients with obsessive-compulsive disorder (OCD) present increased brain activity in orbitofrontal and limbic regions when experiencing negative emotions, which could be related to deficits in emotion regulation abilities. ... -
Anticipatory cues in emotional processing shift the activation of a combined salience sensorimotor functional network in drug-naïve depressed patients
Vieira, Rita; Reis, Joana; Portugal-Nunes, Carlos; Coelho, Ana; Magalhães, Ricardo; Ferreira, Sónia; Silva Moreira, Pedro; Sousa, Nuno; Picó-Pérez, Maria; Bessa, João Elsevier (2022-10-22)Background Major depressive disorder is characterized by a large-scale brain network dysfunction, contributing to impairments in cognitive and affective functioning. Core regions of default mode, limbic and salience ... -
Coffee consumption decreases the connectivity of the posterior Default Mode Network (DMN) at rest
Picó-Pérez, Maria; Magalhães, Ricardo; Esteves, Madalena; Vieira, Rita; Castanho, Teresa; Amorim, Liliana; Sousa, Mafalda; Coelho, Ana; Silva Moreira, Pedro; Cunha, Rodrigo A.; Sousa, Nuno Frontiers (2023-06-28)Habitual coffee consumers justify their life choices by arguing that they become more alert and increase motor and cognitive performance and efficiency; however, these subjective impressions still do not have a neurobiological ...