Growing
evidence
has
linked
an
altered
host
fecal
microbiome
composition
with
health
status,
common
chronic
diseases,
and
institutionalization
in
vulnerable
older
adults.
However,
fewer
studies
have
described
changes
healthy
adults
without
major
confounding
diseases
or
conditions,
the
impact
of
aging
on
across
different
body
sites
remains
unknown.
Using
16S
ribosomal
RNA
gene
sequencing,
we
reconstructed
oral
microbiomes
young
(23–32;
mean
=
25
years
old)
(69–94;
77
community-dwelling
research
subjects.
In
both
sites,
identified
minor
bacterial
operational
taxonomic
units
(OTUs)
between
predominant
species
group
was
not
significantly
from
that
cohort,
which
suggests
dominant
are
relatively
stable
aging.
addition,
relative
abundance
potentially
pathogenic
genera,
such
as
Rothia
Mycoplasma
,
enriched
to
cohort.
We
also
several
OTUs
a
prevalence
above
40%
some
were
more
others
Differences
varied
for
samples,
members
may
be
differentially
affected
by
tissue-specific
fashion.
This
is
first
study
investigate
context
human
aging,
provides
new
insights
into
interactions
within
two
clinically
relevant
sites.
Microorganisms,
Год журнала:
2022,
Номер
10(7), С. 1368 - 1368
Опубликована: Июль 7, 2022
There
is
increasing
evidence
that
diet
influences
the
relationship
between
gut
microbiota
and
individual
health
outcomes.
Nutrient
intake
affects
composition
of
microbial
community
provides
metabolites
influence
host
physiology.
Dietary
patterns,
including
macronutrient
balance
feeding/fasting
cycles
which
may
be
manipulated
with
dietary
regimens
based
on
caloric
restriction
periods,
homeostasis
through
its
impact
ecosystem.
Along
same
line,
prebiotic
probiotic
ingredients
additives
in
foods,
as
well
degree
food
processing
have
consequences
related
immune
metabolic
response
human
host.
Acquiring
knowledge
these
aspects,
especially
an
-omics-integral
approach,
might
provide
basis
for
personalized
nutritional
interventions
directed
to
avoid
dysbiosis
contribute
prevention
major
chronic
degenerative
diseases.
Despite
vast
scientific
supporting
factors
function,
underlying
mechanisms
their
potential
are
far
from
clear.
a
lack
well-designed
longitudinal
studies
performed
target
population
groups
whose
patterns
can
particularly
relevant
future
health,
case
infants,
pregnant
women,
or
athletes.
Brain Sciences,
Год журнала:
2024,
Номер
14(6), С. 617 - 617
Опубликована: Июнь 20, 2024
Glucagon-like
peptide-1
(GLP-1)
is
involved
in
a
range
of
central
and
peripheral
pathways
related
to
appetitive
behavior.
Hence,
this
study
explored
the
effects
glucagon-like
receptor
agonists
(GLP-1
RAs)
on
substance
behavioral
addictions,
including
alcohol,
caffeine,
nicotine,
cannabis,
psychostimulants,
compulsive
shopping,
sex
drive/libido.
Data
were
collected
from
various
social
platforms.
Keywords
GLP-1
RAs
substance/behavioral
addiction
used
extract
relevant
comments.
The
employed
mixed-methods
approach
analyze
online
discussions
posted
December
2019
June
2023
using
specialized
web
application.
Reddit
entries
focus
here
due
limited
data
other
platforms,
such
as
TikTok
YouTube.
A
total
5859
threads
comments
extracted
six
subreddits,
which
included
about
drugs
associated
brand
names.
To
obtain
posts,
keywords
potential
use
behavior
selected.
Further
analysis
two
main
steps:
(1)
manually
coding
posts
based
users’
references
impact
non-substance
habits,
excluding
irrelevant
or
unclear
comments;
(2)
performing
thematic
dataset
keywords,
AI-assisted
techniques
followed
by
manual
revision
generated
themes.
Second,
was
performed
keyword-related
dataset,
In
total,
29.75%
alcohol-related;
22.22%
caffeine-related;
23.08%
nicotine-related
clearly
stated
cessation
intake
these
substances
following
start
prescription.
Conversely,
mixed
results
found
for
cannabis
intake,
only
limited,
anecdotal
made
available
cocaine,
entactogens,
dissociative
drugs’
misuse.
Regarding
21.35%
reported
shopping
interruption,
whilst
sexual
drive/libido
elements
reportedly
increased
several
users.
current
appeared
be
useful
tool
gaining
insight
into
complex
topics
addiction-related
disorders;
some
RA-related
mental
health
benefits
could
also
inferred
here.
Overall,
it
that
may
show
target
both
craving
maladaptive/addictive
behaviors,
although
further
empirical
research
needed.
Neurobiology of Stress,
Год журнала:
2025,
Номер
35, С. 100713 - 100713
Опубликована: Фев. 8, 2025
The
Gut
Microbiome-Liver-Brain
Axis
is
a
relatively
novel
construct
with
promising
potential
to
enhance
our
understanding
of
Alcohol
Use
Disorder
(AUD),
and
its
therapeutic
approaches.
Significant
alterations
in
the
gut
microbiome
occur
AUD
even
before
any
other
systemic
signs
or
symptoms
manifest.
Prolonged
inappropriate
alcohol
consumption,
by
affecting
microbiota
mucosa
permeability,
thought
contribute
development
behavioral
cognitive
impairments,
leading
Alcohol-Related
Liver
Disorders
potentially
progressing
into
alcoholic
cirrhosis,
which
often
associated
severe
impairment
related
neurodegeneration,
such
as
hepatic
encephalopathy
dementia.
critical
role
further
supported
efficacy
FDA-approved
treatments
for
cirrhosis
(i.e.,
lactulose
rifaximin).
To
stimulate
new
research,
we
hypothesize
that
interactions
between
maladaptive
stress
response
constitutional
predisposition
neurodegeneration
underlie
progression
conditions
Clinical
Concerns
impairment,
represent
significant
costly
burden
society.
Early
identification
individuals
at
risk
developing
these
could
help
prioritize
integrated
interventions
targeting
different
substrates
axis.
Specifically,
addiction
medications,
modulators,
stress-reducing
interventions,
and,
possibly
soon,
agents
reduce
steatosis/fibrosis
will
be
discussed
context
digitally
explicit
goal
this
treatment
performed
on
early
stage
disorder
would
transition
from
those
Common
strategy
recommended
most
neurological
neurodegenerative
disorders.
Frontiers in Microbiology,
Год журнала:
2023,
Номер
13
Опубликована: Янв. 4, 2023
Growing
evidence
suggests
the
gut
microbiota
and
metabolites
in
serum
or
fecal
may
play
a
key
role
process
of
alcohol
use
disorder
(AUD).
However,
correlations
both
feces
AUD
subjects
are
not
well
understood.We
established
rat
model
by
chronic
intermittent
ethanol
voluntary
drinking
procedure,
then
syndromes,
microbiota,
metabolomic
profiling
rats
were
examined,
between
analyzed.Ethanol
intake
preference
increased
maintained
at
high
level
experimental
rats.
Anxiety-like
behaviors
was
observed
open
field
test
elevated
plus
maze
after
withdraw,
indicating
that
successfully
developed.
The
full
length
16S
rRNA
gene
sequencing
showed
significantly
changed
β-diversity
microbial
communities,
decreased
diversity
but
did
distinctly
impact
richness.
Microbiota
composition
rats,
such
as
abundance
Romboutsia
Turicibacter
increased,
whereas
uncultured_bacterium_o_Mollicutes_RF39
decreased.
In
addition,
untargeted
metabolome
analysis
revealed
many
altered
especially
involved
sphingolipid
metabolism
glycerophospholipid
pathways.
Finally,
multiple
among
behavior,
co-changed
identified,
directly
correlated
with
preference.The
important
links
dysbiosis
can
be
potentially
new
targets
for
treating
AUD.
Advances in Drug and Alcohol Research,
Год журнала:
2024,
Номер
4
Опубликована: Янв. 15, 2024
Reciprocal
communication
between
the
gut
microbiota
and
brain,
commonly
referred
to
as
“gut-brain-axis”
is
crucial
in
maintaining
overall
physiological
homeostasis.
Gut
development
brain
maturation
(neuronal
connectivity
plasticity)
appear
be
synchronized
follow
same
timeline
during
childhood
(immature),
adolescence
(expansion)
adulthood
(completion).
It
important
note
that
mesolimbic
reward
circuitry
develops
early
on,
whereas
of
inhibitory
frontal
cortical
neurons
delayed.
This
imbalance
can
lead
increased
acquirement
reward-seeking
risk-taking
behaviors
adolescence,
consequently
eventuate
heightened
risk
for
substance
abuse.
Thus,
there
high
initiation
alcohol
drinking
significantly
increases
use
disorder
(AUD)
adulthood.
The
underlying
causes
AUD
are
not
well
understood.
suggested
alcohol-associated
impairment
plays
a
key
role
neurodevelopment
Furthermore,
alcohol-induced
dysregulation
microglia,
either
directly
or
indirectly
through
interaction
with
microbiota,
may
critical
neuroinflammatory
pathway
leading
neurodevelopmental
impairments
AUD.
In
this
review
article,
we
highlight
influence
adolescent
on
gut-brain
axis
eventual
manifestation
novel
therapeutic
interventions
via
manipulations
discussed
briefly.
Background:
Colorectal
cancer
is
the
second
cause
of
mortality
and
third
most
commonly
diagnosed
worldwide.
Current
data
available
implicate
epigenetic
modulations
in
colorectal
development.
The
health
large
bowel
impacted
by
gut
microbiome
dysbiosis,
which
may
lead
to
colon
rectum
cancers.
release
microbial
metabolites
toxins
these
microbiotas
has
been
shown
activate
processes
leading
Increased
consumption
a
‘Westernized
diet’
certain
lifestyle
factors
such
as
excessive
alcohol
have
associated
with
cancer.
Purpose:
In
this
review,
we
seek
examine
current
knowledge
on
involvement
microbiota,
dietary
factors,
development
through
modulations.
Methods:
A
review
several
published
articles
focusing
mechanism
how
changes
microbiome,
diet,
contribute
potential
using
biomarkers
for
diagnosis.
Conclusions:
This
presents
scientific
findings
that
provide
hopeful
future
manipulating
patients’
management
care.
Intestinal
microbiome
dysbiosis
is
associated
with
psychiatric
disease
through
the
"microbiota-gut-brain"
axis.
Here,
we
revealed
that
there
was
obvious
intestinal
(including
bacterial
and
fungal)
in
alcohol-dependent
patients.
Alcohol
consumption
seriously
disturbs
gut
equilibrium
between
bacteria
fungi,
reduces
interactions
among
bacterial-fungal
trans-kingdom,
increases
permeability.
Gut
microbiota
should
be
considered
as
a
whole
to
study
development
of
alcohol
dependence.
The
patients
increased
anxiety-
depression-like
behavior
rats.
may
promote
dependence
by
regulating
endogenous
cholecystokinin
(CCK)
related
receptors.
Hence,
balance
CCK
potential
strategy
for
reducing
risk
relapse
addiction
Alterations
in
intestinal
permeability
and
the
gut
microbiome
caused
by
alcohol
abuse
are
associated
with
alcoholic
liver
disease
worsening
of
inflammatory
bowel
diseases
(IBD)
symptoms.
To
resolve
direct
effects
chronic
ethanol
consumption
on
colon
its
absence
acute
or
alcohol-induced
disease,
we
developed
a
mouse
model
binge
drinking
that
uncovers
how
may
enhance
susceptibility
to
colitis
via
microbiota.
Employing
daily
gavage,
recapitulate
key
features
consumption.
We
found
worsens
infection,
colonic
injury
inflammation,
this
effect
persists
beyond
period.
Using
gnotobiotics,
showed
alcohol-driven
is
microbiota-dependent
transferable
ethanol-naïve
mice
transplantation.
Alcohol Clinical and Experimental Research,
Год журнала:
2022,
Номер
47(1), С. 36 - 44
Опубликована: Ноя. 22, 2022
Alcohol
misuse
contributes
to
the
dysregulation
of
immune
responses
and
multiorgan
dysfunction
across
various
tissues,
which
are
associated
with
higher
risk
morbidity
mortality
in
people
alcohol
use
disorders.
Organ-specific
cells,
including
microglia
brain,
alveolar
macrophages
lungs,
Kupffer
cells
liver,
play
vital
functions
host
defense
through
tissue
repair
maintenance
homeostasis.
However,
binge
drinking
chronic
impair
these
cells'
abilities
regulate
inflammatory
signaling
metabolism,
thus
contributing
dysfunction.
Further
complicating
delicate
systems,
cell
is
exacerbated
by
aging
gut
barrier
leakage.
This
critical
review
describes
recent
advances
elucidating
potential
mechanisms
leads
derangements
immunity
highlights
current
gaps
knowledge
that
may
be
focus
future
investigations.
Frontiers in Psychiatry,
Год журнала:
2022,
Номер
13
Опубликована: Дек. 22, 2022
Alcohol
use
disorder
(AUD)
has
evolved
into
a
severe
social
and
medical
issue.
However,
the
exact
environmental
factors
triggering
AUD
pathophysiology
remain
unknown.
A
growing
body
of
research
shown
that
elements
can
affect
brain
via
microbiota-gut-brain
axis.We
employed
16S
rRNA
gene
sequencing
technology
to
investigate
composition
diversity
intestinal
microbiota
in
32
males
35
healthy
controls
(HCs),
as
well
its
relationship
on
cognitive
function.Our
findings
showed
alpha
indices
AUDs
were
much
lower
than
HCs.
The
abundances
Faecalibacterium,
Gemmiger,
Lachnospiracea_incertae_sedis,
Megamonas,
Escherichia
significantly
different
between
HC
groups
could
be
used
basis
for
judging
whether
excessive
drinking.
Escherichia,
Fusobacterium
judge
function
population.These
data
suggested
gut
dysbiosis
patients,
some
specific
considered
related
alcohol
intake
function.
This
study
provides
important
information
further
pathogenesis
from
perspective
microbiota.