Polygenic risk for depression and anterior and posterior hippocampal volume in children and adolescents

H Hurtado, M Hansen, J Strack, U Vainik… - Journal of Affective …, 2024 - Elsevier
Background Depression has frequently been associated with smaller hippocampal volume.
The hippocampus varies in function along its anterior-posterior axis, with the anterior …

The hippocampi of children with chromosome 22q11. 2 deletion syndrome have localized anterior alterations that predict severity of anxiety

JA Scott, N Goodrich-Hunsaker, K Kalish, A Lee… - Journal of Psychiatry and …, 2016 - jpn.ca
Background: Individuals with 22q11. 2 deletion syndrome (22q11. 2DS) have an elevated
risk for schizophrenia, which increases with history of childhood anxiety. Altered …

[HTML][HTML] False opposing fear memories are produced as a function of the hippocampal sector where glucocorticoid receptors are activated

N Kaouane, EG Ducourneau, A Marighetto… - Frontiers in Behavioral …, 2020 - frontiersin.org
Injection of corticosterone (CORT) in the dorsal hippocampus (DH) can mimic post-traumatic
stress disorder (PTSD)—related memory in mice: both maladaptive hypermnesia for a …

[HTML][HTML] Fusiform activity distinguishes between subjects with low and high xenophobic attitudes toward refugees

L Kesner, I Fajnerová, P Adámek, M Buchtík… - Frontiers in Behavioral …, 2020 - frontiersin.org
This study analyzes how people's attitudes to the European refugee crisis (ERC) correspond
to selected psychological state and trait measures and impact the neural processing of …

Fetal programming by the maternal microbiome of offspring behavior, and DNA methylation and gene expression within the hippocampus

KL Gustafson, SB Busi, ZL McAdams, RE McCorkle… - bioRxiv, 2024 - biorxiv.org
The microorganisms colonizing the gastrointestinal tract of animals, collectively referred to
as the gut microbiome, affect numerous host behaviors dependent on the central nervous …

Amygdala engages non-emotional multi-item working memory maintenance through amygdala-hippocampus interaction

C Li, Y Peng, R Wang, X He, Y Cai, Y Ma, D Wu… - bioRxiv, 2024 - biorxiv.org
The process of holding information in working memory (WM) is an active one that requires
neural activity within and between regions. The human amygdala (AMY) and hippocampus …

[HTML][HTML] Amygdala fMRI signal as a predictor of reaction time

P Riedel, MJ Jacob, DK Müller, NC Vetter… - Frontiers in Human …, 2016 - frontiersin.org
Reaction times (RTs) are a valuable measure for assessing cognitive processes. However,
RTs are susceptible to confounds and therefore variable. Exposure to threat, for example …

Altered Resting-State Functional Connectivity in the Anterior Versus Posterior Hippocampus in Post-traumatic Stress Disorder: The Central Role of the Anterior …

M Chaposhloo, AA Nicholson, S Becker, MC McKinnon… - medRxiv, 2022 - medrxiv.org
Background Post-traumatic stress disorder can be viewed as a memory disorder, with
trauma-related flashbacks being a core symptom. Given the central role of the hippocampus …

Improved Mood Boosts Memory Training Gains in Older Adults With Subjective Memory Complaints via Enhanced Amygdala-hippocampal Connectivity

S Yin, J Xiao, X Zhu, R Li, J Li - The American Journal of Geriatric …, 2023 - Elsevier
Objective Older adults with subjective memory complaints (SMC) have a higher risk of
dementia and commonly demonstrate symptoms of anxiety. This study examined the neural …

[HTML][HTML] Modeling Skin Conductance Response Time Series during Consecutive Rapid Decision-Making under Concurrent Temporal Pressure and Information …

T Soshi, M Nagamine, E Fukuda, A Takeuchi - Brain Sciences, 2021 - mdpi.com
Emergency situations promote risk-taking behaviors associated with anxiety reactivity. A
previous study using the Iowa Gambling Task (IGT) has demonstrated that prespecified state …