Frontiers in Cellular and Infection Microbiology,
Journal Year:
2024,
Volume and Issue:
14
Published: July 2, 2024
Despite
mounting
evidence
of
gut-brain
involvement
in
psychiatric
conditions,
functional
data
remain
limited,
and
analyses
other
microbial
niches,
such
as
the
vaginal
microbiota,
are
lacking
relation
to
mental
health.
This
aim
this
study
was
investigate
if
connections
between
gut
microbiome
health
observed
populations
with
a
clinical
diagnosis
illness
extend
healthy
women
experiencing
stress
depressive
symptoms.
Additionally,
examined
pathways
microbiota
according
levels
psychological
Furthermore,
aimed
explore
potential
correlations
parameters
young
without
diagnoses.
In
cross-sectional
study,
160
Danish
(aged
18-40
years)
filled
out
questionnaires
validated
scales
measuring
symptoms
depression
frequency
dietary
intake.
Fecal
samples
were
collected
at
beginning
menstrual
cycle
also
day
8-12
18-22.
Shotgun
metagenomic
profiling
performed.
The
Kyoto
Encyclopedia
Genes
Genomes
(KEGG)
used
for
56
Gut
Brain
Modules
analyzed
fecal
samples.
relative
abundance
genera
Escherichia,
Parabacteroides,
Shigella
higher
elevated
Women
high
perceived
showed
tendency
increased
Shigella,
Blautia.
Amongst
others,
potentially
pathogenic
genera,
Escherichia
correlate
alterations
neuroactive
glutamatergic,
GABAeric,
dopaminergic,
Kynurenine
pathways.
Vaginosis
more
prevalent
reporting
findings
support
concept
microbiota-associated
effect
on
even
women.
suggest,
that
targeting
could
be
promising
approach
future
interventions.
International Journal of Molecular Sciences,
Journal Year:
2022,
Volume and Issue:
23(19), P. 11245 - 11245
Published: Sept. 24, 2022
Modulating
the
gut
microbiome
and
its
influence
on
human
health
is
subject
of
intense
research.
The
microbiota
could
be
associated
not
only
with
gastroenterological
diseases
but
also
psychiatric
disorders.
importance
factors
such
as
stress,
mode
delivery,
role
probiotics,
circadian
clock
system,
diet,
occupational
environmental
exposure
in
relationship
between
brain
function
through
bidirectional
communication,
described
"the
microbiome-gut-brain
axis",
especially
underlined.
In
this
review,
we
discuss
link
intestinal
host
response
involving
different
pathways
nervous
system
(e.g.,
neurotransmitters,
endocrine
immunological
mechanisms,
or
bacterial
metabolites).
We
review
alterations
their
results
development
disorders,
including
major
depressive
disorder
(MDD),
schizophrenia
(SCZ),
bipolar
(BD),
autism
spectrum
(ASD),
attention-deficit
hyperactivity
(ADHD).
Nature Communications,
Journal Year:
2022,
Volume and Issue:
13(1)
Published: Dec. 6, 2022
The
gut
microbiome
is
thought
to
play
a
role
in
depressive
disorders,
which
makes
it
an
attractive
target
for
interventions.
Both
the
and
symptom
levels
vary
substantially
across
ethnic
groups.
Thus,
any
intervention
depression
targeting
requires
understanding
of
microbiome-depression
associations
ethnicities.
Analysing
data
from
HELIUS
cohort,
we
characterize
microbiota
its
with
symptoms
6
groups
(Dutch,
South-Asian
Surinamese,
African
Ghanaian,
Turkish,
Moroccan;
N
=
3211),
living
same
urban
area.
Diversity
microbiota,
both
within
(α-diversity)
between
individuals
(β-diversity),
predicts
levels,
taking
into
account
demographic,
behavioural,
medical
differences.
These
do
not
differ
Further,
β-diversity
explains
29%-18%
differences
symptoms.
Bacterial
genera
associated
belong
mulitple
families,
prominently
including
families
Christensenellaceae,
Lachnospiraceae,
Ruminococcaceae.
In
summary,
results
show
that
are
linked
this
association
generalizes
Moreover,
suggest
may
partly
explain
parallel
disparities
depression.
Acta Neuropsychiatrica,
Journal Year:
2023,
Volume and Issue:
35(6), P. 328 - 345
Published: April 13, 2023
The
first
publication
demonstrating
that
major
depressive
disorder
(MDD)
is
associated
with
alterations
in
the
gut
microbiota
appeared
2008
(Maes
et
al.,
2008).
purpose
of
present
study
to
delineate
a)
microbiome
signature
phenome
depression,
including
suicidal
behaviours
(SB)
and
cognitive
deficits;
effects
adverse
childhood
experiences
(ACEs)
recurrence
illness
index
(ROI)
on
microbiome;
lowered
high-density
lipoprotein
cholesterol
(HDLc).
We
determined
isometric
log-ratio
abundances
or
prevalences
phyla,
genera,
species
by
analysing
stool
samples
from
37
healthy
Thai
controls
32
MDD
patients
using
16S
rDNA
sequencing.
Six
taxa
accounted
for
36%
variance
depression
phenome,
namely
Hungatella
Fusicatenibacter
(positive
associations)
Butyricicoccus,
Clostridium,
Parabacteroides
merdae,
Desulfovibrio
piger
(inverse
association).
This
profile
(labelled
enterotype
1)
indicates
compositional
dysbiosis,
strongly
predicted
ACE
ROI,
linked
SB.
A
second
was
developed
a
decrease
HDLc
an
increase
atherogenic
plasma
(Bifidobacterium,
P.
Romboutsia
were
positively
associated,
while
Proteobacteria
Clostridium
sensu
stricto
negatively
associated).
Together,
enterotypes
1
2
explained
40.4%
conjunction
39.9%
current
In
conclusion,
microimmuneoxysome
potential
new
drug
target
treatment
severe
SB
possibly
prevention
future
episodes.
Nutrients,
Journal Year:
2023,
Volume and Issue:
15(6), P. 1382 - 1382
Published: March 13, 2023
Probiotics
are
currently
the
subject
of
intensive
research
pursuits
and
also
represent
a
multi-billion-dollar
global
industry
given
their
vast
potential
to
improve
human
health.
In
addition,
mental
health
represents
key
domain
healthcare,
which
has
limited,
adverse-effect
prone
treatment
options,
probiotics
may
hold
be
novel,
customizable
for
depression.
Clinical
depression
is
common,
potentially
debilitating
condition
that
amenable
precision
psychiatry-based
approach
utilizing
probiotics.
Although
our
understanding
not
yet
reached
sufficient
level,
this
could
therapeutic
can
tailored
specific
individuals
with
own
unique
set
characteristics
issues.
Scientifically,
use
as
valid
basis
rooted
in
microbiota-gut-brain
axis
(MGBA)
mechanisms,
play
role
pathophysiology
theory,
appear
ideal
adjunct
therapeutics
major
depressive
disorder
(MDD)
stand-alone
mild
MDD
revolutionize
disorders.
there
wide
range
an
almost
limitless
combinations,
review
aims
narrow
focus
most
widely
commercialized
studied
strains,
namely
Lactobacillus
Bifidobacterium,
bring
together
arguments
usage
patients
(MDD).
Clinicians,
scientists,
industrialists
critical
stakeholders
exploring
groundbreaking
concept.
Frontiers in Immunology,
Journal Year:
2024,
Volume and Issue:
14
Published: Jan. 26, 2024
The
association
between
gut
microbiota
and
central
nervous
system
(CNS)
development
has
garnered
significant
research
attention
in
recent
years.
Evidence
suggests
bidirectional
communication
the
CNS
through
brain-gut
axis.
As
a
long
complex
process,
is
highly
susceptible
to
both
endogenous
exogenous
factors.
impacts
by
regulating
neurogenesis,
myelination,
glial
cell
function,
synaptic
pruning,
blood-brain
barrier
permeability,
with
implication
various
disorders.
This
review
outlines
relationship
stages
of
(prenatal
postnatal),
emphasizing
integral
role
microbes.
Furthermore,
explores
implications
neurodevelopmental
disorders,
such
as
autism
spectrum
disorder,
Rett
syndrome,
Angelman
offering
insights
into
early
detection,
prompt
intervention,
innovative
treatments.
Brain Behavior & Immunity - Health,
Journal Year:
2024,
Volume and Issue:
36, P. 100729 - 100729
Published: Jan. 23, 2024
Communication
among
the
brain,
gut
and
microbiota
in
is
known
to
affect
susceptibility
stress,
but
mechanisms
involved
are
unclear.
Here
we
demonstrated
that
stress
resistance
mice
was
associated
with
more
abundant
Microorganisms,
Journal Year:
2024,
Volume and Issue:
12(2), P. 370 - 370
Published: Feb. 11, 2024
Recent
observational
studies
revealed
an
association
between
gut
microbiota
and
aging,
but
whether
are
causally
associated
with
the
aging
process
remains
unknown.
We
used
a
two-sample
Mendelian
randomization
approach
to
investigate
causal
biological
age
acceleration
using
largest
available
GWAS
summary
data
from
MiBioGen
consortium
on
acceleration.
further
conducted
sensitivity
analysis
MR-PRESSO,
MR-Egger
regression,
Cochran
Q
test,
reverse
MR
analysis.
Streptococcus
(IVW,
β
=
0.16,
p
0.0001)
was
Bioage
Eubacterium
(rectale
group)
0.20,
0.0190),
Sellimonas
0.06,
0.019),
Lachnospira
−0.18,
0.01)
were
suggestive
of
associations
acceleration,
latter
being
protective.
Actinomyces
0.26,
0.0083),
Butyricimonas
0.21,
0.0184),
Lachnospiraceae
(FCS020
0.24,
0.0194)
Phenoage
This
study
found
that
Further
randomized
controlled
trials
needed
its
role
in
process.
Annual Review of Clinical Psychology,
Journal Year:
2024,
Volume and Issue:
20(1), P. 229 - 257
Published: July 12, 2024
Evidence
from
epidemiological,
clinical,
and
biological
research
resulted
in
the
immune
hypothesis:
hypothesis
that
system
dysfunction
is
involved
pathophysiology
of
schizophrenia
spectrum
disorders
(SSD).
The
promising
implication
this
potential
to
use
existing
immunomodulatory
treatment
for
innovative
interventions
SSD.
Here,
we
provide
a
selective
historical
review
important
discoveries
have
shaped
our
understanding
We
first
explain
basic
principles
dysfunction,
after
which
travel
more
than
century
back
time.
Starting
journey
with
neurosyphilis-associated
psychosis
nineteenth
century,
continue
by
evaluating
role
infections
autoimmunity
SSD
findings
assessment
function
using
new
techniques,
such
as
cytokine
levels,
microglia
density,
neuroimaging,
gene
expression.
Drawing
these
findings,
discuss
anti-inflammatory
SSD,
conclude
look
into
future.