Journal of Translational Genetics and Genomics,
Год журнала:
2024,
Номер
8(4), С. 355 - 77
Опубликована: Дек. 7, 2024
Steatotic
liver
disease
(SLD),
particularly
metabolic
dysfunction-associated
SLD,
represents
a
significant
public
health
concern
worldwide.
Among
the
various
factors
implicated
in
development
and
progression
of
this
condition,
patatin-like
phospholipase
domain-containing
protein
3
(PNPLA3
)
gene
has
emerged
as
critical
player.
Variants
PNPLA3
are
associated
with
altered
lipid
metabolism,
leading
to
increased
hepatic
fat
accumulation
subsequent
inflammation
fibrosis.
Understanding
role
not
only
enhances
our
comprehension
pathomechanisms
driving
SLD
but
also
informs
potential
therapeutic
strategies.
The
molecular
mechanisms
through
which
variants
contribute
dysregulation
hepatocyte
injury
critically
discussed
present
review
article.
We
extensively
analyze
clinical
cohorts
population-based
studies
underpinning
association
between
polymorphisms
risk
developing
its
liver-related
protean
extrahepatic
outcomes,
concert
other
modifiers,
notably
including
age,
sex,
ethnicity
adults
children.
discuss
increasingly
recognized
played
by
transplantation,
autoimmune
hepatitis,
acquired
immunodeficiency
syndrome.
Finally,
we
examine
implications
diagnostics
regarding
stratification
targeted
therapies
for
patients
affected
context
precision
medicine
approaches.
Liver International,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 16, 2024
ABSTRACT
Background
and
Aims
Metabolic
dysfunction‐associated
steatotic
liver
disease
(MASLD)
is
a
heterogenous
clinical
histopathological
entity,
where
multiple
metabolic
co‐factors
are
intertwined
with
high
interindividual
variability.
The
impact
severity
of
each
factor
(including
obesity
type
2
diabetes)
define
systemic
dysmetabolism
that
can
lead
to
either
advanced
its
complication
hepatocellular
carcinoma
events
related
portal
hypertension)
or
extrahepatic
events:
incident
cardiovascular
disease,
chronic
kidney
cancers.
balance
between
environmental
factors
genetic
susceptibility
has
unique
implications
in
MASLD:
the
intermittent
injury
co‐factors,
their
fluctuation
over
time
specific
management,
counterbalanced
by
presence
gene
variants
significantly
at
levels.
I148M
variant
PNPLA3
most
investigated
induces
more
severe
steatohepatitis,
enhanced
fibrogenesis
shape
incidence
long‐term
regardless
of,
worsened
by,
other
risk
factors.
Methods
Results
In
this
review,
we
will
summarise
updated
evidence
on
natural
history
MASLD
accounting
for
classical
factors,
role
sub‐phenotyping
(e.g.,
‘lean
MASLD’),
fibrosis
progression,
as
well
prognostication,
alone
combination
non‐invasive
tools
into
polygenic
scores.
Journal of Clinical Investigation,
Год журнала:
2025,
Номер
135(7)
Опубликована: Март 31, 2025
Metabolic
dysfunction-associated
steatotic
liver
disease
(MASLD)
is
characterized
by
increased
hepatic
steatosis
with
cardiometabolic
and
a
leading
cause
of
advanced
disease.
We
review
here
the
genetic
basis
MASLD.
The
variants
most
consistently
associated
implicate
genes
involved
in
lipoprotein
input
or
output,
glucose
metabolism,
adiposity/fat
distribution,
insulin
resistance,
mitochondrial/ER
biology.
distinct
mechanisms
which
these
promote
result
effects
on
that
may
be
best
suited
to
precision
medicine.
Recent
work
gene-environment
interactions
has
shown
risk
not
fixed
exacerbated
attenuated
modifiable
(diet,
exercise,
alcohol
intake)
nonmodifiable
environmental
factors.
Some
steatosis-associated
variants,
notably
those
patatin-like
phospholipase
domain-containing
3
(PNPLA3)
transmembrane
6
superfamily
member
2
(TM6SF2),
are
developing
adverse
liver-related
outcomes
provide
information
beyond
clinical
stratification
tools,
especially
individuals
at
intermediate
high
for
Future
better
characterize
heterogeneity
combining
genetics
factors
holistically
predict
develop
therapies
based
required.
Liver International,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 16, 2024
Abstract
The
PNPLA3
‐rs738409‐G
variant
was
the
first
common
associated
with
hepatic
fat
accumulation
and
progression
of
metabolic
dysfunction‐associated
steatotic
liver
disease
(MASLD).
Nevertheless,
to
date,
clinical
translation
this
discovery
has
been
minimal
because
it
not
yet
clearly
demonstrated
where
genetic
information
may
play
an
independent
additional
role
in
risk
prediction.
In
mini‐review,
we
will
discuss
most
relevant
evidence
regarding
potential
integration
into
scores
algorithms
for
diagnostics
stratification,
specifically
focusing
on
MASLD
but
also
extending
diseases
other
etiologies.
adds
little
diagnosing
current
state
disease,
whether
terms
presence/absence
steatohepatitis
or
stage
fibrosis.
While
can
important
prediction,
allowing
early
definition
profiles
that
enable
tailored
monitoring
interventions
over
time,
is
valuable
when
applied
populations
relatively
high
pre‐test
probability
having
significant
fibrosis
based
either
non‐invasive
tests
(e.g.
Fibrosis‐4)
demographics
diabetes).
Indeed,
context,
integrating
FIB4
genotype
refine
though
there
still
no
stiffness
determined
by
elastography.
Similarly,
patients
known
cirrhosis,
knowing
a
predicting
hepatocellular
carcinoma,
while
more
doubts
remain
about
decompensation.
Annals of Hepatology,
Год журнала:
2025,
Номер
unknown, С. 101903 - 101903
Опубликована: Март 1, 2025
Metabolic
dysfunction-associated
steatotic
liver
disease
(MASLD)
is
one
of
the
leading
causes
chronic
globally.
Based
on
2023
definition,
MASLD
characterized
by
presence
metabolic
dysfunction
and
limited
alcohol
consumption
(<140
grams/week
for
women,
<210
men).
Given
significant
burden
in
Latin
America,
this
guidance
was
developed
American
Association
Study
Liver
(ALEH)
Working
Group
to
address
key
aspects
its
clinical
assessment
therapeutic
strategies.
In
ultrasonography
recommended
as
initial
screening
tool
hepatic
steatosis
due
accessibility,
while
Fibrosis-4
(FIB-4)
preferred
fibrosis
risk
stratification,
with
further
evaluation
using
more
specific
techniques
(i.e.,
vibration-controlled
transient
elastography
or
Enhanced
Fibrosis
[ELF]
test).
A
Mediterranean
diet
advised
all
patients,
a
target
7-10%
weight
loss
those
excess
weight.
Complete
abstinence
patients
fibrosis,
smoking
cessation
encouraged
regardless
stage.
Pharmacological
options
should
be
tailored
based
steatohepatitis,
weight,
diabetes,
including
resmetirom,
incretin-based
therapies,
pioglitazone,
sodium-glucose
cotransporter-2
inhibitors.
Bariatric
surgery
may
considered
obesity
unresponsive
lifestyle
medical
interventions.
Hepatocellular
carcinoma
cirrhotic
consideration
given
advanced
individual
risk.
Finally,
routine
cardiovascular
proper
diabetes
prevention
management
remain
crucial
MASLD.
International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(11), С. 5164 - 5164
Опубликована: Май 28, 2025
Metabolic
dysfunction-associated
steatotic
liver
disease
(MASLD)
and
metabolic
steatohepatitis
(MASH)
are
spreading
worldwide
as
the
most
critical
causes
of
cirrhosis
hepatocellular
carcinoma
(HCC).
Thus,
improving
screening
managing
strategies
for
patients
with
MASLD
or
MASH
is
necessary.
A
traditional
non-systemic
review
provided
this
narrative.
Genetic
variations
associated
development
MASH,
such
PNPLA3,
TM6SF2,
GCKR,
MBOAT7,
MERTK,
HSD17B13,
were
initially
reviewed.
PNPLA3
genetic
variants
appeared
to
be
strongly
increased
pathogenesis
MASLD,
cirrhosis,
HCC.
We
also
reviewed
useful
polygenic
risk
score
(PRS)
their
related
occurrence
PRSs
better
predictors
HCC
in
than
any
single-nucleotide
polymorphisms.
RNA
interference
antisense
nucleotides
against
HSD17B13
being
developed.
Multidisciplinary
collaboration
cooperation
involving
hepatologists,
geneticists,
pharmacologists,
pathologists
should
resolve
complicated
problems
MASH.
This
narrative
highlights
importance
susceptibility
PRS
predictive
markers
personalized
medicine
future.
Liver International,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 28, 2024
ABSTRACT
Metabolic
dysfunction‐associated
steatotic
liver
disease
(MASLD)
is
caused
by
metabolic
triggers
and
genetic
predisposition.
Among
the
MASLD
risk
variants
identified
today,
common
PNPLA3
148M
variant
exerts
largest
effect
size
of
heritability.
The
protein
causatively
linked
to
development
steatosis,
inflammation
fibrosis
in
experimental
studies
therefore
an
appealing
target
for
therapeutic
approaches
treat
this
disease.
Several
targeted
are
currently
being
evaluated
clinical
trials
treatment
steatohepatitis
(MASH),
most
severe
form
promising
proof
principle
data
with
reduced
fat
content
homozygous
allele
carriers
has
been
reported
from
phase
1
following
hepatic
silencing
.
Thus,
targeting
PNPLA3,
strongest
determinant
MASH
may
hold
promise
as
first
precision
medicine
A
histological
endpoint‐based
2b
study
initiated
several
more
expected
be
evaluate
effects
on
participants
variant.
scope
mini‐review
briefly
describe
genetics,
function
preclinical
evidence
well
summarise
based
therapies
development.
Alimentary Pharmacology & Therapeutics,
Год журнала:
2024,
Номер
60(3), С. 407 - 408
Опубликована: Июнь 25, 2024
LINKED
CONTENT
This
article
is
linked
to
Bridi
et
al
papers.
To
view
these
articles,
visit
https://doi.org/10.1111/apt.18099
and
https://doi.org/10.1111/apt.18129
Alimentary Pharmacology & Therapeutics,
Год журнала:
2024,
Номер
60(3), С. 409 - 410
Опубликована: Июнь 25, 2024
LINKED
CONTENT
This
article
is
linked
to
Bridi
et
al
papers.
To
view
these
articles,
visit
https://doi.org/10.1111/apt.18099
and
https://doi.org/10.1111/apt.18123