Disconnection and reconnection: the morphological basis of (mal)adaptation to stress.

Abstract:

:Maladaptive responses to stress and the associated hypersecretion of glucocorticoids cause psychopathologies ranging from hyperemotional states and mood dysfunction to cognitive impairments. Research in both humans and animal models has begun to identify morphological correlates of these functional changes. These include dendritic and synaptic reorganization, glial remodeling, and altered cell fate in cortical and subcortical structures. The emerging view is that stress induces a 'disconnection syndrome' whereby the transmission and integration of information that are critical for orchestrating appropriate physiological and behavioral responses are perturbed. High-resolution spatiotemporal mapping of the complete neural circuitry and identification of the cellular processes impacted by stress will help to advance discovery of strategies to reduce or reverse the burden of stress-related neuropsychiatric disorders.

journal_name

Trends Neurosci

journal_title

Trends in neurosciences

authors

Sousa N,Almeida OF

doi

10.1016/j.tins.2012.08.006

subject

Has Abstract

pub_date

2012-12-01 00:00:00

pages

742-51

issue

12

eissn

0166-2236

issn

1878-108X

pii

S0166-2236(12)00154-3

journal_volume

35

pub_type

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