Imaging Neuroscience,
Journal Year:
2024,
Volume and Issue:
2, P. 1 - 13
Published: Jan. 1, 2024
Abstract
As
a
primary
risk
factor
for
psychiatric
vulnerability,
childhood
adversity
(CA)
leads
to
several
maladaptive
behavioral
and
brain
functional
changes,
including
domains
of
emotion,
motivation,
stress
regulation.
Previous
studies
on
acute
identified
the
potential
role
striatum-centered
network
in
revealing
psychopathology
outcomes
related
CA.
To
elucidate
interplay
between
CA,
stress,
striatal
functions
disorders,
more
evidence
from
large-scale
connectivity
diverse
populations
is
necessary.
In
sample
combining
150
patients
26
controls,
we
utilized
“connectopic
gradients”
capture
topographic
organizations
during
resting-state
scans
conducted
before
after
induction.
Connectivity
gradients
rest
under
were
linked
different
CA
types
their
frequency
by
Spearman
correlation.
Linear
mixed
models
moderation
built
clarify
symptom
strengths
these
correlations.
We
found
one
type
CA—emotional
neglect
negatively
predicted
post-stress-induction
gradient
shape,
reactive
changes
anterior-posterior
orientation
first-order
gradient.
Moderation
revealed
observed
correlations
selectively
present
individuals
with
elevated
comorbidity.
Our
results
may
provide
new
psychopathology-related
biomarkers
tracking
stress-induced
general
motivation
systems.
This
demonstrates
perspectives
characterizing
understanding
its
alterations
response
adverse
experiences.
Frontiers in Psychology,
Journal Year:
2025,
Volume and Issue:
15
Published: Jan. 15, 2025
Recent
research
in
the
field
of
"Arts
and
Health"
has
demonstrated
beneficial
impact
arts-based
interventions
on
health
well-being
across
diverse
populations.
Recognizing
their
potential,
especially
cases
where
conventional
healthcare
cannot
address
multifaceted
conditions
such
as
Parkinson's
disease
(PD),
our
study
advocates
for
an
integrative
approach
medical
practice
neuroscience.
We
recommend
incorporating
learning
environments
from
design
phase
through
long-term
care.
The
arts
offer
a
unique
opportunity
to
create
environments.
In
this
study,
we
specifically
focus
individuals
with
PD,
co-designing
intervention
creative
engagement
environment
PD-specific
therapy.
narratives
those
affected
contribute
scientific
knowledge,
shaping
care
increasing
intervention's
relevance
participants'
lives.
used
participatory
design-based
approach.
Fourteen
along
three
therapists
researchers,
collaborated
iterative
cycles
co-develop
therapy
intervention.
Qualitative
data
were
collected
interviews,
group
reflections,
ethnographic
observations.
Data
analyzed
using
reflexive
thematic
analysis.
co-creation
process
resulted
10-week
delivered
"creative
playground"
setting.
Participants
chose
multiple
media
autonomously
decided
activities.
Guidance
was
provided
needed
support
individual
guide
reflection
processes.
Narratives
offered
insights
into
autonomy
care,
role
arts,
individuality
experience,
resulting
seven
key
features
framework,
which
include
(i)
structure
(e.g.,
duration
sessions),
(ii)
freedom
selection
media,
(iii)
playground,
(iv)
skills
therapists,
(v)
considerations,
(vi)
financial
considerations
logistics,
list
(vii)
responsibilities
Design
Team.
This
establishes
initial
framework
designed
environment.
Future
will
rigorously
evaluating
its
effectiveness
exploring
scalability
settings.
Journal of Neurology,
Journal Year:
2025,
Volume and Issue:
272(2)
Published: Jan. 23, 2025
Abstract
Background
Conventional
medical
management,
while
essential,
cannot
address
all
multifaceted
consequences
of
Parkinson’s
disease
(PD).
This
pilot
study
explores
the
potential
a
co-designed
creative
arts
therapy
on
health-related
quality
life,
well-being,
and
pertinent
non-motor
symptoms.
Methods
We
conducted
an
exploratory
with
pre-post
design
using
validated
questionnaires.
Eight
individuals
PD
participated
in
program.
The
investigated
intervention
was
10-week
weekly
90–120-min
sessions,
guided
by
three
therapists.
Participants
were
allowed
to
autonomously
select
from
multiple
media
based
their
personal
preferences.
Explored
co-primary
outcomes
included
life
(PDQ-39),
well-being
(ICECAP-A),
anxiety/depression
(HADS),
executive
functioning
(BRIEF-A),
resilience/mental
flexibility
(FIT-60),
self-efficacy
(GSES).
used
paired
sample
t
tests
for
pre–post
analysis
Wilcoxon
signed-rank
PDQ-39
sub-scores.
also
aesthetic
responsiveness
(AReA)
healthcare
consumption
(IMCQ
adapted
PD)
questionnaires
reported
as
descriptive
statistics.
Results
results
showed
significant
reduction
anxiety
increase
well-being.
observed
slight
improvement
cognitive
functioning.
Finally,
we
noted
(fewer
visits
at
neurologists,
specialized
nurses,
allied
professionals).
Conclusion
These
findings
cautiously
suggest
that
our
co-designed,
multi-media
has
reduce
anxiety,
reducing
consumption.
preliminary
support
need
larger,
randomized
controlled
trial
explore
therapeutic
care.
npj Parkinson s Disease,
Journal Year:
2024,
Volume and Issue:
10(1)
Published: April 11, 2024
Abstract
People
with
Parkinson’s
disease
(PD)
are
sensitive
to
effects
of
long-term
stress,
but
might
differ
in
stress
resilience,
i.e.
the
ability
maintain
mental
health
despite
adversity.
It
is
unclear
whether
resilience
PD
predominantly
determined
by
dopamine
deficiency,
psychosocial
factors,
or
both.
In
animal
models,
chronic
stressors
accelerate
progression,
evidence
humans
lacking.
Our
objectives
were
(1)
distinguish
stressor-reactive
from
resilient
patients,
(2)
identify
and
(3)
compare
symptom
progression
between
patients.
We
conducted
a
longitudinal
survey
Personalized
Parkinson
Project
participants
(
N
=
350
PD).
used
COVID-19
pandemic
as
model
stressor,
aligned
time
for
entire
cohort.
COVID-19-related
stressors,
perceived
symptoms
assessed
at
11
timepoints
(April-October
2020).
Both
pre-COVID
in-COVID
clinical
assessments
available.
quantified
stressor-reactivity
residual
actual
predicted
relative
modeled
trajectories
across
timepoints.
explored
predictors
6-month
average
stressor-reactivity,
tested
was
prospectively
associated
one-year
rates.
Latent
class
trajectory
models
distinguished
patients
high
123)
low
227)
stressor-reactivity.
Pre-existing
anxiety,
rumination
non-motor
severity
(risk
factors),
whereas
quality
life,
social
support,
positive
appraisal
style
cognitive
abilities
(resilience
factors).
PD-specific
e.g.
duration,
motor
severity,
levodopa
use,
did
not
predict
The
worsened
depressive
Movement Disorders Clinical Practice,
Journal Year:
2024,
Volume and Issue:
11(5), P. 534 - 542
Published: March 12, 2024
Abstract
Background
PD
causes
striatal
dopaminergic
denervation
in
a
posterior/dorsal
to
anterior/ventral
gradient,
leaving
motor
and
associative
cortico‐striato‐pallido‐thalamic
loops
differentially
susceptible
hyperdopaminergic
effects
with
treatment.
As
the
choice
titration
of
symptomatic
medications
are
guided
primarily
by
symptoms,
it
is
important
understand
their
cognitive
implications.
Objective
To
investigate
acute
medication
administration
on
executive
function
Parkinson's
disease
(PD).
Methods
Participants
idiopathic
were
administered
oral
Symbol
Digit
Modalities
Test
(SDMT;
n
=
181)
Stroop
test
(
172)
off‐medication
“best
on”
states.
ANCOVA
was
used
for
differences
between
on‐medication
scores
corrected
age
years
education.
Results
After
medications,
worsened
SDMT
F
11.70,
P
<
0.001,
d
−0.13),
improved
color
26.89,
0.184),
word
6.25,
0.013,
0.09),
color‐word
13.22,
0.16)
components,
difference
ratio‐based
interference
did
not
significantly
change.
Longer
duration
correlated
lower
SDMT,
color,
word,
scores;
however,
longer
higher
levodopa‐equivalents
difference‐based
scores.
Conclusions
Symptomatic
affects
performance
two
tests
PD.
treatment,
core
measures
improved,
unchanged,
worsened,
likely
reflecting
complex
changes
processing
speed
related
When
considering
symptom
therapies
PD,
an
individual's
demands
expectations,
especially
regarding
function,
should
be
considered.
eNeuro,
Journal Year:
2024,
Volume and Issue:
11(1), P. ENEURO.0360 - 23.2023
Published: Jan. 1, 2024
Although
animal
research
implicates
a
central
role
for
dopamine
in
motor
skill
learning,
direct
causal
link
has
yet
to
be
established
neurotypical
humans.
Here,
we
tested
if
pharmacological
manipulation
of
alters
using
paradigm
which
engaged
explicit,
goal-directed
strategies.
Participants
(27
females;
11
males;
aged
18–29
years)
first
consumed
either
100
mg
levodopa
(
n
=
19),
precursor
that
increases
availability,
or
placebo
19).
Then,
during
training,
participants
learnt
the
explicit
strategy
aiming
away
from
presented
targets
by
instructed
angles
varying
sizes.
Targets
jumped
mid-movement
angle.
Task
success
was
thus
contingent
upon
accuracy
and
not
speed.
The
effect
manipulations
on
learning
assessed
training
after
an
overnight
follow-up.
Increasing
availability
at
improved
lengthened
reaction
times,
particularly
larger,
more
difficult
angles,
both
and,
importantly,
follow-up,
despite
prominent
session-by-session
performance
improvements
Exogenous
seems
result
learnt,
persistent
propensity
better
adhere
task
goals.
Results
support
proposal
is
important
engagement
instrumental
motivation
optimize
adherence
goals,
when
execute
strategies
learning.
Individual
differences
in
striatal
dopamine
synthesis
capacity
have
been
associated
with
working
memory
capacity,
trait
impulsivity,
and
spontaneous
eye-blink
rate
(sEBR),
as
measured
readily
available
easily
administered,
‘off-the-shelf’
tests.
Such
findings
raised
the
suggestion
that
individual
variation
estimated
expensive
invasive
brain
positron
emission
tomography
(PET)
scans,
can
be
approximated
simple,
more
pragmatic
However,
direct
evidence
for
relationship
between
these
simple
measures
has
limited
inconclusive.
We
using
[
18
F]-FDOPA
PET
a
large
sample
of
healthy
volunteers
(N
=
94)
assessed
correlation
short
tests
sEBR.
additionally
explored
an
index
subjective
reward
sensitivity.
None
correlated
significantly
nor
did
they
out-of-sample
predictive
power.
Bayes
factor
analyses
indicated
was
favour
absence
correlations
all
but
These
results
warrant
caution
off-the-shelf
proxies
capacity.
Brain,
Journal Year:
2023,
Volume and Issue:
146(9), P. 3676 - 3689
Published: May 16, 2023
Abstract
Dopaminergic
medication
is
well
established
to
boost
reward-
versus
punishment-based
learning
in
Parkinson’s
disease.
However,
there
tremendous
variability
dopaminergic
effects
across
different
individuals,
with
some
patients
exhibiting
much
greater
cognitive
sensitivity
than
others.
We
aimed
unravel
the
mechanisms
underlying
this
individual
a
large
heterogeneous
sample
of
early-stage
disease
as
function
comorbid
neuropsychiatric
symptomatology,
particular
impulse
control
disorders
and
depression.
One
hundred
ninety-nine
(138
ON
61
OFF
medication)
59
healthy
controls
were
scanned
functional
MRI
while
they
performed
an
probabilistic
instrumental
task.
Reinforcement
model-based
analyses
revealed
group
differences
from
gains
losses,
but
only
disorders.
Furthermore,
expected-value
related
brain
signalling
ventromedial
prefrontal
cortex
was
increased
compared
those
medication,
striatal
reward
prediction
error
remained
unaltered.
These
data
substantiate
hypothesis
that
dopamine’s
on
reinforcement
vary
disorder
suggest
reflect
deficient
computation
value
medial
frontal
cortex,
rather
striatum.
See
Michael
Browning
(https://doi.org/10.1093/brain/awad248)
for
scientific
commentary
article.
Nature Communications,
Journal Year:
2025,
Volume and Issue:
16(1)
Published: March 11, 2025
Parkinson's
disease
(PD)
is
primarily
diagnosed
through
its
characteristic
motor
deficits,
yet
it
also
encompasses
progressive
cognitive
impairments
that
profoundly
affect
quality
of
life.
While
dopaminergic
medications
are
routinely
prescribed
to
manage
symptoms
in
PD,
their
influence
extends
functions
as
well.
Here
we
investigate
how
medication
influences
aberrant
brain
circuit
dynamics
associated
with
encoding,
maintenance
and
retrieval
working
memory
(WM)
task-phases
processes.
PD
participants,
both
on
off
medication,
healthy
controls,
performed
a
Sternberg
WM
task
during
fMRI
scanning.
We
employ
Bayesian
state-space
computational
model
delineate
state
related
different
phases.
Importantly,
within-subject
design
allows
us
examine
individual
differences
the
effects
performance.
find
alters
connectivity
within
prefrontal-basal
ganglia-thalamic
circuits,
changes
correlating
enhanced
Dopaminergic
restores
engagement
task-phase-specific
states,
enhancing
Critically,
identify
an
"inverted-U-shaped"
relationship
between
dosage,
dynamics,
Our
study
provides
valuable
insights
into
dynamic
neural
mechanisms
underlying
dopamine
treatment
response
paving
way
for
more
personalized
therapeutic
strategies.
Lee
et
al.
demonstrate
medication-induced
spatiotemporal
correlate
performance
gains
participants
disease.
npj Parkinson s Disease,
Journal Year:
2025,
Volume and Issue:
11(1)
Published: April 27, 2025
Abstract
Creativity
is
the
ability
to
generate
novel
and
meaningful
ideas
or
behaviors,
encompassing
both
artistic
originality
personal
satisfaction.
Emerging
evidence
suggests
that
people
with
Parkinson’s
disease
(PD)
may
experience
changes
in
creativity.
This
study
examines
prevalence
of
creativity
PD
using
cross-sectional
data
from
Netherlands
(PRIME-NL,
2021–2023).
Participants
(
N
=
793)
self-reported
changes,
demographics,
clinical
factors,
pre-diagnosis
creative
engagement
via
a
self-structured
questionnaire.
Descriptive
analyses
revealed
41%
respondents
reported
changes:
12%
experienced
an
increase,
22%
decrease,
7%
fluctuations.
Ordinal
regression
analysis
showed
longer
duration
dopamine
agonists
were
associated
increased
creativity,
while
older
age
prior
predicted
decreases.
A
sub-cohort
n
292)
across
seven
domains,
most
frequently
observed
everyday
sports/movement,
fine
art/design.
These
findings
underscore
need
for
further
research
on
inform
person-centered
treatment
strategies.