2015
DOI: 10.1371/journal.pbio.1002328
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The Contribution of Network Organization and Integration to the Development of Cognitive Control

Abstract: Cognitive control, which continues to mature throughout adolescence, is supported by the ability for well-defined organized brain networks to flexibly integrate information. However, the development of intrinsic brain network organization and its relationship to observed improvements in cognitive control are not well understood. In the present study, we used resting state functional magnetic resonance imaging (RS-fMRI), graph theory, the antisaccade task, and rigorous head motion control to characterize and re… Show more

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Cited by 332 publications

(358 citation statements)
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“…We observed significant changes in the means of global network metrics of age groups from 4–6 to 12–15 years, but not from 12–15 to 15–18 years. A recent fMRI study identified a two-stage trajectory of brain development from 10 to 26 years, with functional networks stabilizing up to early adolescence (13–15 years) and then subsequently exhibiting increased integration through adulthood, 23 which conflicts with our findings and those of other studies mentioned above. However, another recent fMRI study that included subcortical regions found that the amygdala-cortical functional connectivity changed meaningfully at the transition from childhood to adolescence (i.e., at 10–11 years).…”
Section: Discussioncontrasting
confidence: 99%
Exaggerated anticipatory anxiety is common in social anxiety disorder (SAD). Neuroimaging studies have revealed altered neural activity in response to social stimuli in SAD, but fewer studies have examined neural activity during anticipation of feared social stimuli in SAD. The current study examined the time course and magnitude of activity in threat processing brain regions during speech anticipation in socially anxious individuals and healthy controls (HC). Method Participants (SAD n = 58; HC n = 16) underwent functional magnetic resonance imaging (fMRI) during which they completed a 90s control anticipation task and 90s speech anticipation task.
“…We observed significant changes in the means of global network metrics of age groups from 4–6 to 12–15 years, but not from 12–15 to 15–18 years. A recent fMRI study identified a two-stage trajectory of brain development from 10 to 26 years, with functional networks stabilizing up to early adolescence (13–15 years) and then subsequently exhibiting increased integration through adulthood, 23 which conflicts with our findings and those of other studies mentioned above. However, another recent fMRI study that included subcortical regions found that the amygdala-cortical functional connectivity changed meaningfully at the transition from childhood to adolescence (i.e., at 10–11 years).…”
Section: Discussioncontrasting
confidence: 99%
Exaggerated anticipatory anxiety is common in social anxiety disorder (SAD). Neuroimaging studies have revealed altered neural activity in response to social stimuli in SAD, but fewer studies have examined neural activity during anticipation of feared social stimuli in SAD. The current study examined the time course and magnitude of activity in threat processing brain regions during speech anticipation in socially anxious individuals and healthy controls (HC). Method Participants (SAD n = 58; HC n = 16) underwent functional magnetic resonance imaging (fMRI) during which they completed a 90s control anticipation task and 90s speech anticipation task.
“…We found that CON-LFPN and CON-DMN connectivity decreased longitudinally, on average. These findings differ from past studies that found increased CON integration with other brain networks from ages 8-21 (Lopez et al, 2020) or 10-26 (Marek et al, 2015). This discrepancy could stem from the fact that our participants were at the youngest end of the broad age ranges reported in these cross-sectional studies; it is possible that two years was insufficiently long to see significant change.…”
Section: Discussioncontrasting
confidence: 99%
Exaggerated anticipatory anxiety is common in social anxiety disorder (SAD). Neuroimaging studies have revealed altered neural activity in response to social stimuli in SAD, but fewer studies have examined neural activity during anticipation of feared social stimuli in SAD. The current study examined the time course and magnitude of activity in threat processing brain regions during speech anticipation in socially anxious individuals and healthy controls (HC). Method Participants (SAD n = 58; HC n = 16) underwent functional magnetic resonance imaging (fMRI) during which they completed a 90s control anticipation task and 90s speech anticipation task.
“…Another possibility is that more group-level paths exist, but are masked due to residual effects of participant motion, inadequate power, or group differences left unaccounted for due to the fact that not all relevant measures were acquired. The network-level heterogeneity apparent here is in contrast with many group-based studies of the development of the undirected functional connectome, which conclude that network topology is stable by about 8 years of age (Fair et al, 2012b; Marek et al, 2015). Of note, this result cannot simply be attributed to the mixed diagnostic status of the sample.…”
Section: Discussioncontrasting
confidence: 98%
Exaggerated anticipatory anxiety is common in social anxiety disorder (SAD). Neuroimaging studies have revealed altered neural activity in response to social stimuli in SAD, but fewer studies have examined neural activity during anticipation of feared social stimuli in SAD. The current study examined the time course and magnitude of activity in threat processing brain regions during speech anticipation in socially anxious individuals and healthy controls (HC). Method Participants (SAD n = 58; HC n = 16) underwent functional magnetic resonance imaging (fMRI) during which they completed a 90s control anticipation task and 90s speech anticipation task.