How heart rate variability affects emotion regulation brain networks

M Mather, JF Thayer - Current opinion in behavioral sciences, 2018 - Elsevier
Highlights•Breathing at a 10-s (. 1 Hz) rate typically increases amplitude of heart rate
oscillations.•Daily practice increasing heart rate oscillations improves emotional well …

Graph theory approaches to functional network organization in brain disorders: A critique for a brave new small-world

MN Hallquist, FG Hillary - Network neuroscience, 2018 - direct.mit.edu
Over the past two decades, resting-state functional connectivity (RSFC) methods have
provided new insights into the network organization of the human brain. Studies of brain …

[HTML][HTML] Task-induced brain state manipulation improves prediction of individual traits

AS Greene, S Gao, D Scheinost… - Nature communications, 2018 - nature.com
Recent work has begun to relate individual differences in brain functional organization to
human behaviors and cognition, but the best brain state to reveal such relationships remains …

Sex differences in the adult human brain: evidence from 5216 UK biobank participants

SJ Ritchie, SR Cox, X Shen, MV Lombardo… - Cerebral …, 2018 - academic.oup.com
Sex differences in the human brain are of interest for many reasons: for example, there are
sex differences in the observed prevalence of psychiatric disorders and in some …

Cross-validation failure: Small sample sizes lead to large error bars

G Varoquaux - Neuroimage, 2018 - Elsevier
Predictive models ground many state-of-the-art developments in statistical brain image
analysis: decoding, MVPA, searchlight, or extraction of biomarkers. The principled approach …

Statistical harmonization corrects site effects in functional connectivity measurements from multi‐site fMRI data

M Yu, KA Linn, PA Cook, ML Phillips… - Human brain …, 2018 - Wiley Online Library
Acquiring resting‐state functional magnetic resonance imaging (fMRI) datasets at multiple
MRI scanners and clinical sites can improve statistical power and generalizability of results …

[HTML][HTML] Changes in global and thalamic brain connectivity in LSD-induced altered states of consciousness are attributable to the 5-HT2A receptor

KH Preller, JB Burt, JL Ji, CH Schleifer, BD Adkinson… - Elife, 2018 - elifesciences.org
Background: Lysergic acid diethylamide (LSD) has agonist activity at various serotonin (5-
HT) and dopamine receptors. Despite the therapeutic and scientific interest in LSD, specific …

Mitigating head motion artifact in functional connectivity MRI

R Ciric, AFG Rosen, G Erus, M Cieslak, A Adebimpe… - Nature protocols, 2018 - nature.com
Participant motion during functional magnetic resonance image (fMRI) acquisition produces
spurious signal fluctuations that can confound measures of functional connectivity. Without …

Reproducibility of R‐fMRI metrics on the impact of different strategies for multiple comparison correction and sample sizes

X Chen, B Lu, CG Yan - Human brain mapping, 2018 - Wiley Online Library
Concerns regarding reproducibility of resting‐state functional magnetic resonance imaging
(R‐fMRI) findings have been raised. Little is known about how to operationally define R …

[HTML][HTML] Ghost interactions in MEG/EEG source space: A note of caution on inter-areal coupling measures

JM Palva, SH Wang, S Palva, A Zhigalov, S Monto… - Neuroimage, 2018 - Elsevier
When combined with source modeling, magneto-(MEG) and electroencephalography (EEG)
can be used to study long-range interactions among cortical processes non-invasively …