Conservative and disruptive modes of adolescent change in human brain functional connectivity
Adult
Male
head movement
Adolescent
Allen Human Brain Atlas
Neurodevelopment
Head Movement
610
Young Adult
03 medical and health sciences
0302 clinical medicine
Connectome
Humans
neurodevelopment
connectome
Brain
Biological Sciences
Adolescent Development
Magnetic Resonance Imaging
3. Good health
Head Movements
Female
Nerve Net
MRI
DOI:
10.1073/pnas.1906144117
Publication Date:
2020-01-28T22:32:35Z
AUTHORS (58)
ABSTRACT
Adolescent changes in human brain function are not entirely understood. Here, we used multiecho functional MRI (fMRI) to measure developmental change connectivity (FC) of resting-state oscillations between pairs 330 cortical regions and 16 subcortical 298 healthy adolescents scanned 520 times. Participants were aged 14 26 y on 1 3 occasions at least 6 mo apart. We found 2 distinct modes age-related FC: “conservative” “disruptive.” Conservative development was characteristic primary cortex, which strongly connected became even more the period from y. Disruptive association cortex regions, where remodeled: connections that weak stronger during adolescence, strong weaker. These quantified using maturational index (MI), estimated as Spearman’s correlation edgewise baseline FC (at y, <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> <mml:mi>F</mml:mi> <mml:msub> <mml:mrow> <mml:mi>C</mml:mi> </mml:mrow> <mml:mn>14</mml:mn> </mml:msub> </mml:math> ) adolescent ( <mml:mi mathvariant="normal">Δ</mml:mi> <mml:mo>−</mml:mo> <mml:mn>26</mml:mn> ), each region. systems (with negative MI) activated by social cognition autobiographical memory tasks prior fMRI data significantly colocated with maps aerobic glycolysis (AG), AG-related gene expression, postnatal surface expansion, shrinkage thickness. The presence these robust numerous sensitivity analyses. conclude organization is disrupted adolescence remodeling areas.
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