Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: Dec. 29, 2023
Abstract
Background
There
are
many
articles
reporting
that
the
component
of
intestinal
microbiota
implies
a
link
to
anxiety
disorders
(AD),
and
brain-gut
axis
is
also
hot
topic
in
current
research.
However,
specific
relevance
between
gut
AD
uncertain.
We
aimed
investigate
causal
relationship
by
using
bidirectional
Mendelian
randomization
(MR).
Methods
Genetic
instrumental
variable
(IV)
for
were
obtained
from
genome-wide
association
study
(GWAS)
involving
18,340
participants.
Summary
data
derived
GWAS
included
158,565
cases
300,995
controls.
applied
inverse
variance
weighting
(IVW)
method
as
main
analysis.
To
ensure
robustness
results,
we
further
executed
weighted
median
MR-Egger
regression
evaluate
potential
horizontal
pleiotropy.
Result
discovered
16
connections
bacterial
traits
AD.
Utilizing
IVW
method,
identified
7
species
exhibited
direct
correlation
with
risk
AD:
class
Negativicutes
,
genus
Eubacteriumbrachygroup
Coprococcus3
Enterorhabdus
Oxalobacter
Ruminiclostridium6
order
Selenomonadales
.
Additionally,
found
9
negative
Methanobacteria
family
Methanobacteriaceae
Porphyromonadaceae
Blautia
Butyricicoccus
Erysipelotrichaceae-UCG003
Parasutterella
Methanobacteriales
phylum
Proteobacteria
Conclusion
Our
relation
parts
Further
randomized
controlled
trials
crucial
elucidate
protective
effects
probiotics
on
their
particular
protection
systems.
Foods,
Journal Year:
2024,
Volume and Issue:
13(8), P. 1224 - 1224
Published: April 17, 2024
Food
production
is
a
complex
matter,
affecting
people’s
lives,
organizations’
profits,
and
the
well-being
of
whole
planet,
has
multifaceted
ethical
considerations
surrounding
its
production,
distribution,
consumption.
This
paper
addresses
pressing
need
to
confront
challenges
within
food
system,
encompassing
issues
such
as
environmental
sustainability,
security,
individual
choices
for
better
oral
systemic
health
all
individuals
around
globe.
From
agricultural
practices
global
trade
waste,
implications
are
addressed
across
various
domains,
highlighting
interconnectedness
decision-making
in
industry.
Central
themes
explored
include
dimensions
methods,
impact
on
ethics,
role
making
ethically
informed
choices.
Additionally,
this
considers
spiritual
physical
significance
food,
particularly
through
lens
gateway
holistic
well-being.
Recognizing
complexity
mouth
ecosystem,
calls
serious
interventions
legislation
economics
promote
protocols
techniques
sustainability
reasons.
It
emphasizes
importance
safety
management
systems,
regulatory
frameworks,
quality
standards.
Moreover,
underlines
comprehensive
approach
address
dilemmas
moral
values
inherent
industry
policies,
adopting
precautionary
principle
frameworks.
article
finally
aims
serve
call
action
stakeholders
healthcare
sector,
prioritize
practices,
transparency,
rearrange
economic
parameters,
work
towards
more
sustainable
equitable
system
inner
outer
human
all.
BMC Psychiatry,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: May 27, 2024
Abstract
Background
There
are
many
articles
reporting
that
the
component
of
intestinal
microbiota
implies
a
link
to
anxiety
disorders
(AD),
and
brain-gut
axis
is
also
hot
topic
in
current
research.
However,
specific
relevance
between
gut
AD
uncertain.
We
aimed
investigate
causal
relationship
by
using
bidirectional
Mendelian
randomization
(MR).
Methods
Genetic
instrumental
variable
(IV)
for
were
obtained
from
genome-wide
association
study
(GWAS)
involving
18,340
participants.
Summary
data
derived
GWAS
included
158,565
cases
300,995
controls.
applied
inverse
variance
weighted
(IVW)
method
as
main
analysis.
Cochran’s
Q
values
was
computed
evaluate
heterogeneity
among
IVs.
Sensitivity
analyses
including
intercept
MR-Egger
MR-PRESSO
analysis
used
test
horizontal
pleiotropy.
Result
discovered
9
potential
connections
bacterial
traits
on
genus
level
AD.
Utilizing
IVW
method,
we
identified
5
genera
exhibited
direct
correlation
with
risk
AD:
Eubacteriumbrachygroup
,
Coprococcus3
Enterorhabdus
Oxalobacter
Ruminiclostridium6
.
Additionally,
found
4
negative
Blautia
Butyricicoccus
Erysipelotrichaceae-UCG003
Parasutterella
The
associations
confirmed
sensitivity
analyses.
Conclusion
Our
relation
parts
Further
randomized
controlled
trials
crucial
elucidate
positive
effects
probiotics
their
particular
protection
systems.
Abstract
Oral
microbiota
is
the
second
largest
microbial
colony
in
body
and
forms
a
complex
ecological
community
that
influences
oral
brain
health.
Impaired
homeostasis
of
can
lead
to
pathological
changes,
resulting
central
nervous
system
(CNS)
diseases.
However,
mechanisms
clinical
value
how
microbiome
remain
unclear.
This
review
summarizes
recent
findings
on
role
CNS
diseases
proposes
potential
approaches
understand
way
communicate.
We
propose
three
underlying
patterns
involving
neuroinflammation,
neuroendocrine
regulation,
signaling
between
also
summarize
characteristics
utilization
ischemic
stroke,
Alzheimer's
Parkinson's
disease,
intracranial
aneurysms,
mental
disorders.
Although
current
are
preliminary
evidence
incomplete,
biomarker
for
diagnosis
treatment
Journal of the California Dental Association,
Journal Year:
2023,
Volume and Issue:
51(1)
Published: March 30, 2023
Background
The
oral
cavity
is
the
most
important
link
between
human
body
and
external
environment
well-equipped
to
protect
against
invading
pathogens.
Emerging
data
on
bidirectional
relationship
health
severity
of
COVID-19
symptoms
has
prompted
us
reexamine
our
role
as
guardians
-
true
gateway
body.
Recent
studies
have
shown
that
microbiome
a
complex
ecological
system
interactions
its
residents
host
cells
influence
disease.
This
narrative
review
elaborates
oral-systemic
connection
from
an
standpoint
discusses
future
professionals.Methods
A
PubMed
literature
search
using
keywords
"Oral
Microbiome
Diseases"
Health"
for
range
ten
years
2012-2022
was
completed.
Meta-Analyses,
Reviews,
Randomized
Control
Trials,
Clinical
books
were
included
in
search.Results
yielded
6392
results
4287
results.Conclusion
Oral
professionals
need
be
trained
periodically
appreciate
recent
advances
this
field.Practical
Implications
deeper
understanding
impact
existing
treatment
modalities
could
expand
preventing
maintaining
patients'
overall
health.
Implementing
point-of-care
salivary
diagnostics
detect
biomarkers
non-oral
diseases
conditions
may
significant
leap
toward
goal.
Frontiers in Microbiology,
Journal Year:
2024,
Volume and Issue:
15
Published: April 10, 2024
To
explore
the
causal
relationship
between
oral
microbiome
and
specific
respiratory
infections
including
tonsillitis,
chronic
sinusitis,
bronchiectasis,
bronchitis,
pneumonia,
assessing
impact
of
genetic
variations
associated
with
microbiome.
Nutrients,
Journal Year:
2024,
Volume and Issue:
16(18), P. 3206 - 3206
Published: Sept. 22, 2024
Background:
The
oral
microbiota
is
the
second
largest
microbial
community
in
humans.
It
contributes
considerably
to
diversity
and
health
effects,
much
like
gut
microbiota.
Despite
physical
chemical
barriers
separating
cavity
from
gastrointestinal
tract,
bidirectional
transmission
occurs
between
two
regions,
influencing
overall
host
health.
Method:
This
review
explores
intricate
interplay
of
oral–gut–brain
axis,
highlighting
pivotal
role
systemic
ageing,
how
it
can
be
influenced
by
diet.
Results:
Recent
research
suggests
a
relationship
diseases,
such
as
periodontitis,
problems,
broader
significance
oral–gut
axis
well
neurological
disorders
mental
Diet
influences
gut.
While
certain
diets/dietary
components
improve
both
health,
others,
fermentable
carbohydrates,
promote
pathogens
while
boosting
Conclusions:
Understanding
these
dynamics
key
for
promoting
healthy
through
dietary
interventions
that
support
mitigate
age-related
risks.
Translational Psychiatry,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Oct. 5, 2024
The
role
of
the
oral
microbiome
in
mental
health
has
recently
been
appreciated
within
proposed
oral-brain
axis.
This
study
examined
structure
and
composition
salivary
a
large-scale
population-based
cohort
individuals
reporting
symptoms
(n
=
306)
compared
to
mentally
healthy
controls
164)
using
16S
rRNA
sequencing.
Mental
were
evaluated
validated
questionnaires
included
depression,
anxiety,
posttraumatic
stress
disorder
(PTSD),
with
accompanying
periodontal
outcomes.
Participants
also
indicated
current
or
previous
diagnoses
periodontitis,
gingivitis.
variables
influenced
overall
microbiome.
PTSD
correlated
lower
clr-transformed
relative
abundance
Haemophilus
sputorum
higher
Prevotella
histicola.
P.
histicola
was
positively
associated
depressive
scores
negatively
psychological
quality
life.
Anxiety
diagnosis
Neisseria
elongate
Oribacterium
asaccharolyticum.
A
Shuttleworthia
Capnocytophaga
evident
those
who
reported
clinical
periodontitis
diagnosis.
Higher
Eggerthia
parainfluenzae
abundances
psychotherapeutic
efficacy.
Functional
prediction
analysis
revealed
potential
for
tryptophan
metabolism/degradation
axis,
which
confirmed
by
plasma
serotonin
levels
across
symptomatic
groups.
sheds
light
on
intricate
interplay
between
microbiota,
outcomes,
metabolism
emphasizing
need
further
exploration
pave
way
novel
therapeutic
interventions
predicting
response.
BMJ Mental Health,
Journal Year:
2024,
Volume and Issue:
27(1), P. e301100 - e301100
Published: Jan. 1, 2024
Background
Research
has
revealed
associations
between
microbes
of
the
gastrointestinal
tract
and
stress,
anxiety
depression
in
pregnant
or
postpartum
women.
While
these
studies
suggest
a
gut-brain-behaviour
axis,
no
have
examined
oral
cavity
relation
to
maternal
mental
health.
Objective
To
explore
potential
oral-brain-behaviour
axis
related
Methods
Microbes
were
measured
saliva
obtained
from
224
second-trimester
(mean±SD
=
17±2
weeks)
women
oversampled
for
stress.
Oralome
data
associated
with
women’s
recent
cumulative
pregnancy
trait
state
anxiety,
symptoms
post-traumatic
stress
disorder
(PTSD)
symptoms.
Covariates
explored
included
age,
income,
alcohol
tobacco
use,
dental
issues
physical
health
problems.
Results
Pregnant
high
symptom
groups
had
higher
alpha
diversity,
indicating
richness
species
within
samples.
Groups
low
PTSD
differed
beta
reflecting
differences
community
composition.
Linear
discriminant
analysis
showed
differently
abundant
versus
life
depression,
PTSD,
affected
mostly
differing
by
symptom.
Notably,
members
phylum
Proteobacteria
more
Spirochaetes
was
Members
Firmicutes
groups.
Genus
Dialister
(previously
found
be
lower
gut
depressed
non-pregnant
people)
experiencing
either
symptoms,
while
genus
Eikenella
elevated
PTSD.
Conclusions
The
microbiome
is
women,
ways
different
what
been
people.
Clinical
implications
Understanding
microbiome–mental
relations
may
reveal
future
microbial
targets
improve
psychological
well-being.