Brain Structure and Function,
Journal Year:
2023,
Volume and Issue:
229(2), P. 273 - 283
Published: Oct. 9, 2023
Abstract
The
paraventricular
nucleus
of
the
hypothalamus
(PVN)
is
uniquely
capable
proximal
control
over
autonomic
and
neuroendocrine
stress
responses,
bed
stria
terminalis
(BNST)
directly
modulates
PVN
function,
as
well
playing
an
important
role
in
itself.
dorsal
BNST
(dBNST)
predominantly
preautonomic,
while
ventral
(vBNST)
viscerosensory,
receiving
dense
noradrenergic
signaling.
Distinguishing
dBNST
vBNST,
along
with
PVN,
may
facilitate
our
understanding
dynamic
interactions
among
these
regions.
T1-weighted
MPRAGE
high
resolution
gradient
echo
(GRE)
modalities
were
acquired
at
7T.
GRE
was
coregistered
to
segmentations
performed
MRIcroGL
based
on
their
Atlas
Human
Brain
depictions.
dBNST,
vBNST
manually
segmented
25
participants;
10
images
rated
by
2
raters.
These
normalized
probabilistic
atlases
for
each
region
generated
MNI
space,
now
available
resources
future
research.
We
found
moderate–high
inter-rater
reliability
[
n
=
10;
Mean
Dice
(SD);
0.69
(0.04);
0.77
0.62
(0.04)].
Probabilistic
reverse
into
native
space
six
additional
participants
that
but
not
included
original
25.
also
moderate
between
manual
6;
0.55
(0.12);
0.60
(0.10);
0.47
(0.12
SD)].
By
isolating
hypothalamic
subregions
using
ultra-high
field
MRI
modalities,
more
specific
delineations
regions
can
greater
mechanisms
underlying
stress-related
function
psychopathology.
Communications Biology,
Journal Year:
2024,
Volume and Issue:
7(1)
Published: April 13, 2024
Abstract
Visceral
hypersensitivity,
a
common
clinical
manifestation
of
irritable
bowel
syndrome,
may
contribute
to
the
development
chronic
visceral
pain,
which
is
major
challenge
for
both
patients
and
health
providers.
Neural
circuits
in
brain
encode,
store,
transfer
pain
information
across
regions.
In
this
review,
we
focus
on
anterior
cingulate
cortex
paraventricular
nucleus
hypothalamus
highlight
progress
identifying
neural
involved
pain.
We
also
discuss
several
circuit
mechanisms
emphasize
importance
cross-species,
multiangle
approaches
identification
specific
neurons
determining
that
control
BMC Medicine,
Journal Year:
2023,
Volume and Issue:
21(1)
Published: Aug. 8, 2023
The
relationship
between
adverse
childhood
experiences
(ACEs)
and
adulthood
(AAEs)
their
association
with
incident
cardiovascular
disease
(CVD)
have
not
been
extensively
studied.
Considering
social
support,
we
evaluated
the
complex
relations
of
ACEs
AAEs
CVD.This
prospective
cohort
study
used
data
from
2014
life
course
survey
2015
2018
surveys
China
Health
Retirement
Longitudinal
Study,
a
national
Chinese
adults
aged
≥
45
years
28
provinces
across
China.
population
included
5836
individuals
(mean
[SD]
age,
59.59
[8.22]
years,
49.7%
were
males).
Information
on
ACEs,
AAEs,
young
health
behavior
factors,
status
demographics
was
measured.
Cox
regression
models,
difference
method
to
estimate
mediation
proportion,
additive
multiplicative
interactions
performed.
Subgroup
sensitivity
analyses
also
conducted.During
follow-up,
789
cases
CVD
occurred.
fully
adjusted
model,
including
demographics,
behaviors,
factors
(e.g.,
depressive
symptoms),
support
as
control
variables,
demonstrated
that
overall
number
(Hazard
ratio
[HR]:
1.11,
95%
CI:
1.08
1.14)
(HR:
1.19,
1.16
1.22)
associated
an
increased
risk
CVD.
A
dose-response
existed
or
risk.
found
mediate
17.7%
(95%
8.2
34.2%)
Moreover,
significant
interaction
detected
(RERI
[95%
CI]:
0.32
[0.09
0.56]).
Compared
without
exposure
both
ACE
AAE,
those
at
least
one
AAE
indicator
had
highest
1.96,
1.72
2.23).Exposure
independently
among
middle-aged
older
in
manner,
partially
mediated
Preventive
measures
aimed
addressing
either
alone
may
significantly
reduce
later
life.
necessity
comprehensive
life-course
strategy
targeting
prevention
adversity
merits
attention.
Biological Psychiatry Global Open Science,
Journal Year:
2024,
Volume and Issue:
4(4), P. 100312 - 100312
Published: April 5, 2024
Childhood
abuse
(physical,
emotional,
and
sexual)
is
associated
with
aberrant
connectivity
of
the
amygdala,
a
key
threat
processing
region.
Heightened
amygdala
activity
also
predicts
adult
anxiety
posttraumatic
stress
disorder
(PTSD)
symptoms,
as
do
experiences
childhood
abuse.
The
current
study
explored
whether
resting-state
functional
(rsFC)
may
explain
relationship
between
PTSD
symptoms
following
trauma
exposure
in
adults.
Two-weeks
post-trauma,
survivors
(N=152,
M
age=32.61;
SD=10.35;
female=57.2%)
completed
Trauma
Questionnaire
underwent
magnetic
resonance
imaging.
were
assessed
six-months
post-trauma.
Seed-to-voxel
analyses
evaluated
association
rsFC.
A
mediation
model
potential
mediating
role
on
post-traumaanxiety
PTSD.
was
increased
precuneus,
covarying
for
age,
gender,
neglect,
baseline
symptoms.
Amygdala-precuneus
rsFC
significant
mediator
effect
six
months
post-trauma
(B=0.065,
CI
[0.013,
0.130],
SE=0.030),
but
not
secondary
analysis
investigating
depression
an
outcome
significant.
be
underlying
neural
mechanism
by
which
increases
risk
trauma.
Specifically,
this
heightened
reflect
attentional
vigilance
or
tendency
toward
negative
self-referential
thoughts.
Findings
suggest
that
contribute
to
longstanding
upregulation
circuits,
makes
one
vulnerable
anxiety-related
adulthood.
JCPP Advances,
Journal Year:
2024,
Volume and Issue:
unknown
Published: July 1, 2024
Irritability
is
a
transdiagnostic
psychiatric
phenotype
defined
as
an
increased
proneness
to
anger
relative
peers.
Trauma
actual
or
threatened
death,
serious
injury,
sexual
violence
while
adversity
more
broadly
describes
difficult
challenging
situations
including
abuse,
neglect,
and
household
dysfunction.
[or
aggression]
symptom
of
posttraumatic
stress
disorder
(PTSD)
may
arise
in
response
trauma
traumatic
events.
Responses
negative
early
life
experiences
differ
based
on
the
type
exposure,
for
example,
threat
(abuse)
versus
deprivation
(neglect),
with
implications
development
psychopathology.
Therefore,
objective
this
study
was
investigate
relation
between
exposure
deprivation,
irritability
predominantly
Hispanic/Latin
sample.
We
hypothesized
unique
effects
irritability.
investigated
relations
aspects
childhood
(within
each
dimension)
later
sample
n
=
48
(26F)
youth
ages
9-19
(M
age
14.89,
SD
2.04)
recruited
exposure.
Multivariate
regression
tested
(measurement:
Childhood
Questionnaire)
Affective
Reactivity
Index).
Greater
associated
severe
self-reported
irritability,
F(1,46)
8.64,
B
0.40,
R
2
0.14,
p
0.005.
Findings
remained
significant
after
controlling
values
excessive
influence
non-significant
effect
gender
(B
0.25,
t
1.88,
0.067).
When
looking
at
adjusted
significant,
0.35,
2.45,
0.019.
There
no
association
3.35,
0.26,
0.05,
0.074.
Exposure
threat,
but
not
increase
risk
youth.
Early
should
be
considered
assessment
treatment
clinically
impairing
Transdiagnostic
treatments
targeting
who
do
meet
criteria
post-traumatic
disorder.
Stress and Health,
Journal Year:
2022,
Volume and Issue:
39(3), P. 525 - 538
Published: Oct. 20, 2022
Childhood
trauma
may
confer
risk
for
poorer
adult
health
through
changes
in
systemic
inflammation.
Emotion
regulation
plausibly
moderate
associations
between
childhood
and
psychological
well-being,
but
it
remains
unclear
whether
moderation
effects
extend
to
differences
To
examine
emotion
separately
interactively
predict
prospective
C-reactive
protein
(CRP)
interleukin-6
(IL-6)
biopsychosocial
factors
account
observed
associations.
Healthy
midlife
adults
(N
=
331)
retrospectively
reported
on
trauma,
current
trait-level
cognitive
reappraisal
expressive
suppression,
had
their
blood
drawn.
At
baseline
then
a
median
of
2.85
years
later,
279
the
331
participants
drawn,
body
mass
index
calculated,
behaviours
(smoking,
sleep),
distress
(perceived
stress,
depressive
symptoms),
education.
predicted
increases
CRP
(B
0.004,
p
0.049),
which
were
partially
accounted
by
adiposity,
distress,
behaviours.
In
contrast,
decreases
IL-6
-0.007,
0.006),
independent
influences.
Cognitive
further
moderated
association
-0.001,
0.012)
such
that
greater
only
among
lower
0.006,
0.007).
There
no
main
or
suppression
(ps
>
0.05).
attenuate
over
time
inflammation
midlife.
Alcohol and Alcoholism,
Journal Year:
2023,
Volume and Issue:
58(3), P. 298 - 307
Published: Feb. 27, 2023
Maintaining
abstinence
from
alcohol
use
disorder
(AUD)
is
extremely
challenging,
partially
due
to
increased
symptoms
of
anxiety
and
stress
that
trigger
relapse.
Rodent
models
AUD
have
identified
the
bed
nucleus
stria
terminalis
(BNST)
contributes
anxiety-like
behavior
drug-seeking
during
abstinence.
In
humans,
however,
BNST's
role
in
remains
poorly
understood.
The
aims
this
study
were
assess
BNST
network
intrinsic
functional
connectivity
individuals
compared
healthy
controls
examine
associations
between
connectivity,
severity