Nutrients,
Journal Year:
2024,
Volume and Issue:
16(2), P. 250 - 250
Published: Jan. 13, 2024
Background:
Non-alcoholic
fatty
liver
disease
(NAFLD)
is
increasing
worldwide.
A
main
cause
the
obesogenic,
so-called
Western
lifestyle.
NAFLD
follows
a
long,
unperceived
course,
and
ends
potentially
fatally.
Early
diagnosis
of
aggressive
subtypes
saves
lives.
So
far,
non-invasive
means
detection
are
limited.
better
understanding
pathogenic
interplay
among
insulin
resistance,
immune
inflammation,
microbiome,
genetic
background
important.
Metabolomics
may
give
insight
into
these
interlaced
processes.
Methods:
In
this
study,
we
measured
bile
acids
(BA)
in
plasma
adult
alcohol-associated
(ALD)
patients
healthy
controls
with
targeted
mass
spectrometry.
We
focused
on
gender-related
acid
production
pathology
ALD.
Results:
Compared
to
controls,
women
had
significantly
higher
concentrations
total
BA,
primary
cholic
(CA),
chenodeoxycholic
(CDCA),
glycine-conjugated,
non-12-a-OH
BA.
Concerning
subtypes,
glycocholic
(GCA)
glycochenodeoxycholic
(GCDCA),
BA
were
elevated
NAFLD.
contrast,
men
no
altered
fractions.
However,
GCA,
glycodeoxycholic
(GDCA),
glycolithocholic
(GLCA),
lithocholic
(LCA),
taurolithocholic
(TLCA),
tauroursodeoxycholic
(TUDCA)
elevated,
while
CA
was
decreased.
NAFLD,
except
ursodeoxycholic
(UDC),
all
correlated
positively
both
sexes
ELF
score,
ALD,
only
males
showed
significant
correlations
exceptive
for
UDC
secondary
free
CA,
CDCA,
taurine
conjugated,
glycine
12-a-OH,
cases
high
enhanced
fibrosis
(ELF)
score
above
9.8.
additionally
elevated.
Between
without
NASH,
found
differences.
Conclusion:
Our
data
show
gender-specific
profiles
markedly
different
patterns
Women
more
severe
cholestasis.
Men
compensate
fat
storage-driven
dynamics,
indicated
by
levels
taurine-conjugated
which
associate
beneficial
metabolic
functions.
Aging and Disease,
Journal Year:
2022,
Volume and Issue:
13(4), P. 1106 - 1106
Published: Jan. 1, 2022
Gut
microbiota,
a
collection
of
microorganisms
that
live
within
gastrointestinal
tract,
provides
crucial
signaling
metabolites
for
the
physiological
hosts.
In
healthy
state,
gut
microbiota
are
helpful
maintaining
basic
functions
hosts,
whereas
disturbed
production
these
can
lead
to
numerous
diseases
such
as
metabolic
diseases,
cardiovascular
neurodegenerative
and
cancer.
Although
there
many
reviews
about
specific
mechanisms
on
is
no
comprehensive
summarization
metabolites.
this
Opinion,
we
discuss
knowledge
including
types
their
ways
acting
targets.
addition,
summarize
pathologic
in
health
shaping
composition
nutrition.
This
paper
be
understanding
roles
thus
provide
guidance
developing
suitable
therapeutic
strategies
combat
microbial-driven
improve
health.
Nature Communications,
Journal Year:
2022,
Volume and Issue:
13(1)
Published: April 19, 2022
Abstract
Calorie
restriction
(CR)
and
fasting
are
common
approaches
to
weight
reduction,
but
the
maintenance
is
difficult
after
resuming
food
consumption.
Meanwhile,
gut
microbiome
associated
with
energy
harvest
alters
dramatically
in
response
nutrient
deprivation.
Here,
we
reported
that
CR
high-fat
diet
(HFD)
both
remodeled
microbiota
similar
microbial
composition,
Parabacteroides
distasonis
was
most
significantly
decreased
or
HFD.
altered
reprogramed
metabolism,
resulting
a
distinct
serum
bile
acid
profile
characterized
by
depleting
proportion
of
non-12α-hydroxylated
acids,
ursodeoxycholic
lithocholic
acid.
Downregulation
UCP1
expression
brown
adipose
tissue
GLP-1
were
observed
weight-rebound
mice.
Moreover,
treatment
acids
ameliorated
regain
via
increased
thermogenesis.
Our
results
highlighted
microbiota-bile
crosstalk
rebound
gain
as
potential
probiotic
prevent
rapid
post-CR
gain.
Cell Metabolism,
Journal Year:
2023,
Volume and Issue:
35(10), P. 1752 - 1766.e8
Published: Aug. 16, 2023
Non-alcoholic
fatty
liver
disease
(NAFLD)
is
regarded
as
a
pandemic
that
affects
about
quarter
of
the
global
population.
Recently,
host-gut
microbiota
metabolic
interactions
have
emerged
distinct
mechanistic
pathways
implicated
in
development
NAFLD.
Here,
we
report
group
gut
microbiota-modified
bile
acids
(BAs),
hyodeoxycholic
acid
(HDCA)
species,
are
negatively
correlated
with
presence
and
severity
HDCA
treatment
has
been
shown
to
alleviate
NAFLD
multiple
mouse
models
by
inhibiting
intestinal
farnesoid
X
receptor
(FXR)
upregulating
hepatic
CYP7B1.
Additionally,
significantly
increased
abundances
probiotic
species
such
Parabacteroides
distasonis,
which
enhances
lipid
catabolism
through
acid-hepatic
peroxisome
proliferator-activated
alpha
(PPARα)
signaling,
turn
upregulates
FXR.
These
findings
suggest
therapeutic
potential
for
treating
NAFLD,
unique
mechanism
simultaneously
activating
CYP7B1
PPARα.
Nature Communications,
Journal Year:
2021,
Volume and Issue:
12(1)
Published: March 5, 2021
Hyocholic
acid
(HCA)
is
a
major
bile
(BA)
species
in
the
BA
pool
of
pigs,
known
for
its
exceptional
resistance
to
spontaneous
development
diabetic
phenotypes.
HCA
and
derivatives
are
also
present
human
blood
urine.
We
investigate
whether
profiles
can
predict
metabolic
disorders.
find
first
cohort
(n
=
1107)
that
both
obesity
diabetes
associated
with
lower
serum
concentrations
species.
A
separate
study
91)
validates
this
finding
further
reveals
individuals
pre-diabetes
levels
feces.
Serum
increase
patients
after
gastric
bypass
surgery
38)
remission
two
years
surgery.
The
results
replicated
independent,
prospective
cohorts
132
n
207),
where
found
be
strong
predictors
disorders
5
10
years,
respectively.
These
findings
underscore
association
diabetes,
demonstrate
feasibility
using
assess
future
risk
developing
abnormalities.
International Journal of Molecular Sciences,
Journal Year:
2022,
Volume and Issue:
23(15), P. 8343 - 8343
Published: July 28, 2022
The
digestive
tract
is
replete
with
complex
and
diverse
microbial
communities
that
are
important
for
the
regulation
of
multiple
pathophysiological
processes
in
humans
animals,
particularly
those
involved
maintenance
intestinal
homeostasis,
immunity,
inflammation,
tumorigenesis.
diversity
bile
acids
a
result
joint
efforts
host
microflora.
There
bidirectional
relationship
between
community
that,
while
flora
tightly
modulates
metabolism
synthesis
acids,
acid
pool
composition
affect
homeostasis
flora.
Homeostatic
imbalances
systems
may
lead
to
development
variety
diseases,
such
as
inflammatory
bowel
disease
(IBD),
colorectal
cancer
(CRC),
hepatocellular
carcinoma
(HCC),
type
2
diabetes
(T2DM),
polycystic
ovary
syndrome
(PCOS).
interactions
be
(in)directly
pathogenesis
these
diseases.
Cell Metabolism,
Journal Year:
2024,
Volume and Issue:
36(5), P. 1000 - 1012.e6
Published: April 5, 2024
The
gut-brain
axis
is
implicated
in
depression
development,
yet
its
underlying
mechanism
remains
unclear.
We
observed
depleted
gut
bacterial
species,
including
Bifidobacterium
longum
and
Roseburia
intestinalis,
the
neurotransmitter
homovanillic
acid
(HVA)
individuals
with
mouse
models.
Although
R.
intestinalis
does
not
directly
produce
HVA,
it
enhances
B.
abundance,
leading
to
HVA
generation.
This
highlights
a
synergistic
interaction
among
microbiota
regulating
intestinal
production.
Administering
longum,
or
models
chronic
unpredictable
mild
stress
(CUMS)
corticosterone
(CORT)-induced
significantly
improved
depressive
symptoms.
Mechanistically,
inhibited
synaptic
autophagic
death
by
preventing
excessive
degradation
of
microtubule-associated
protein
1
light
chain
3
(LC3)
SQSTM1/p62
proteins,
protecting
hippocampal
neurons'
presynaptic
membrane.
These
findings
underscore
role
microbial
metabolism
modulating
integrity
provide
insights
into
potential
novel
treatment
strategies
for
depression.
Journal of Advanced Research,
Journal Year:
2024,
Volume and Issue:
unknown
Published: March 1, 2024
Non-alcoholic
fatty
liver
disease
(NAFLD)
is
a
common
chronic
with
an
increasing
incidence
worldwide.
Single
drug
therapy
may
have
toxic
side
effects
and
disrupt
gut
microbiota
balance.
Polyphenols
are
widely
used
in
intervention
due
to
their
distinctive
nutritional
properties
medicinal
value,
which
potential
modulator.
However,
there
lack
of
comprehensive
review
explore
the
efficacy
mechanism
combined
drugs
polyphenols
for
NAFLD.
Based
on
this,
this
firstly
discusses
link
between
NAFLD
microbiota,
outlines
microbiota.
Secondly,
it
examined
recent
advances
treatment
therapeutic
effect
combination
two.
Finally,
we
highlight
underlying
mechanisms
polyphenol
This
mainly
terms
signaling
pathways
(NF-κB,
AMPK,
Nrf2,
JAK/STAT,
PPAR,
SREBP-1c,
PI3K/Akt
TLR)
Furthermore,
some
emerging
such
as
microRNA
biomarker
therapies
provide
avenues
Drawing
inspiration
from
strategies,
use
active
substances
holds
transformative
prospective
potential,
both
improve
restore
balance
while
reducing
required
dosage.
systematically
bidirectional
interactions
NAFLD,
summarizes
synergistic
by
modulating
Future
researches
should
develop
multi-omics
technology
identify
patients
who
benefit
devising
individualized
plans
enhance
its
effect.