Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: May 18, 2023
Abstract
Aims
:
Considering
the
SIRT1
has
effect
of
improving
myocardial
fibrosis
and
GAS5
can
inhibit
occurrence
development
at
cellular
level,
aim
present
study
was
to
investigate
whether
LncRNA
could
attenuate
cardiac
through
regulating
miR-217/SIRT1,
NLRP3
inflammasome
activation
involved
in
this
process.
Methods
Results:
Isoprenaline
(ISO)
given
subcutaneously
male
C57BL/6
mice
induce
AAV9
vectors
were
randomly
injected
into
left
ventricle
each
mouse
overexpress
long-chain
non-coding
RNA
GAS5.
Primary
fibroblasts
(MCFs)
derived
from
neonatal
TGF-β1
used
fibrosis.
And
overexpressed
MCFs
treated
with
miR-217
mimics
inhibitor
respectively.
Then
assays
expression
levels
NLRP3,
Caspase-1,
IL-1βand
conducted.
The
Results
showed
that
overexpression
reduced
collagen,
Capase-1,
IL-1β
ISO
MCFs.
However,
significantly
weakened
after
overexpression,
but
further
enhanced
knockdown
miR-217.
Conclusion:
down-regulats
SIRT1,
then
aggravates
activation-mediated
pyroptosis.
alleviates
induced
by
pyroptosis
via
miR-217/SIRT1
pathway.
This
provides
significant
experimental
evidence
suggesting
be
a
potential
therapeutic
target
for
other
fibrotic
diseases.
Frontiers in Pharmacology,
Journal Year:
2025,
Volume and Issue:
16
Published: April 10, 2025
Arrhythmia,
a
common
cardiovascular
disorder,
results
from
disturbances
in
cardiac
impulse
generation
and
conduction,
leading
to
decreased
output
myocardial
oxygenation,
with
potentially
life-threatening
consequences.
Despite
advancements
therapeutic
approaches,
the
incidence
mortality
associated
arrhythmia
remain
high,
drug-related
adverse
effects
continue
pose
significant
challenges.
Traditional
Chinese
Medicine
(TCM)
has
attracted
considerable
attention
for
its
potential
as
complementary
alternative
approach
treating
diseases,
including
arrhythmia.
Astragalus,
prominent
herb
TCM,
is
commonly
used
clinical
practice
multi-faceted
properties,
encompassing
anti-arrhythmic,
cardiotonic,
anti-inflammatory,
immunomodulatory
effects.
Astragaloside
IV,
primary
active
compound
Astragalus
membranaceus,
demonstrated
cardioprotective
through
mechanisms
such
antioxidant,
anti-apoptotic
activities.
Although
evidence
suggests
that
astragaloside
IV
holds
promise
treatment,
comprehensive
reviews
of
specific
applications
are
scarce.
This
review
systematically
explores
pharmacological
properties
underlying
treatment.
Utilizing
targeted
search
databases
PubMed,
Web
Science,
Cochrane
Library,
Embase,
CNKI,
Wanfang
Data,
we
summarize
recent
findings
examine
IV's
prevention
Our
analysis
aims
provide
theoretical
foundation
development
novel
treatment
strategies,
while
offering
insights
into
future
research
directions
application.
Frontiers in Pharmacology,
Journal Year:
2025,
Volume and Issue:
16
Published: April 17, 2025
Doxorubicin
(DOX)
has
received
widespread
attention
as
a
broad-spectrum
antitumor
drug.
However,
it
been
recognized
challenge
that
long-term
DOX
injections
can
lead
to
severe
cardiotoxicity.
There
are
numerous
interventions
DOX-induced
cardiotoxicity,
and
the
most
cost-effective
is
phytochemicals.
It
reported
phytochemicals
have
complex
diverse
biological
properties,
facilitating
mitigation
of
cardiotoxicity
pathological
mechanisms,
nod-like
receptor
family
pyrin
domain-containing
3
(NLRP3)
inflammasome-mediated
cardiomyocyte
pyroptosis
one
them.
This
review
initially
presents
an
overview
mechanisms
underlie
induced
by
DOX.
Subsequently,
we
present
comprehensive
elucidation
structure
activation
NLRP3
inflammasome.
Finally,
provide
detailed
summary
mitigate
influencing
expression
inflammasome
in
cardiomyocytes.
Pharmaceutical Biology,
Journal Year:
2025,
Volume and Issue:
63(1), P. 250 - 263
Published: April 22, 2025
Myocardial
fibrosis
is
a
common
manifestation
of
end-stage
cardiovascular
disease,
but
there
lack
means
to
reverse
fibrosis.
Astragaloside
IV
(AS-IV),
the
major
active
component
Astragalus
membranaceus
Fisch.
ex
Bunge
Fabaceae,
possesses
diverse
biological
activities
that
have
beneficial
effects
against
disease.
This
systematic
review
aims
summarize
anti-fibrosis
effect
AS-IV
in
animal
models
(rats
or
mice
only)
and
its
underlying
mechanisms,
provide
potential
directions
for
clinical
use
AS-IV.
PubMed,
EMBASE,
Web
Science,
CNKI,
Wanfang
database,
SinoMed
were
searched
from
inception
31
December
2024.
The
following
characteristics
included
studies
extracted
summarized:
model,
route
administration,
dose/concentration,
measurement
indicators,
mechanisms.
quality
was
assessed
used
10-item
scale
SYRCLE.
represents
promising
multi-target
candidate
myocardial
treatment
24
eligible
analysis.
first
comprehensively
evaluate
mechanisms
across
heterogeneous
disease
models,
including
infarction,
hypertension,
ischemia-reperfusion
injury,
myocarditis.
may
include
collagen
metabolism,
anti-apoptosis,
anti-inflammation
and,
pyroptosis,
antioxidants,
improving
mitochondrial
function,
regulating
senescence,
etc.
Current
evidence
remains
preclinical,
with
critical
gaps
toxicological
profiles,
human
safety
thresholds,
adverse
reaction
data.
Future
research
must
integrate
robust
evaluations,
optimized
combination
therapies,
adaptive
trials
validate
translational
potential.
Biomedicine & Pharmacotherapy,
Journal Year:
2023,
Volume and Issue:
168, P. 115752 - 115752
Published: Oct. 22, 2023
Cardiovascular
disease
(CVD)
remains
the
leading
cause
of
death
and
disability
globally.
A
wide
range
CVDs
have
been
reported,
each
which
diverges
significantly,
exhibiting
sophisticated
types
pathogenesis
(e.g.,
inflammatory,
oxidative
stress,
disorders
in
cardiomyocyte
metabolism).
Compared
with
conventional
treatments
modern
medicine,
traditional
Chinese
medicine
(TCM)
can
exhibit
comparative
advantages
treatment
CVDs.
TCM
be
utilized
to
develop
effective
strategies
for
addressing
challenges
CVD,
fewer
side
effects
higher
therapeutic
efficiency.
Astragaloside
IV
(AS-IV)
has
confirmed
as
one
major
active
ingredients
found
Astragalus
membranaceus
(a
herbal
that
extensively
employed
clinically
CVDs).
Since
recent
studies
shown
AS-IV
CVD
achieved
promising
results,
substance
aroused
great
attention
further
discussions
field.
The
present
review
aims
summarize
pharmacological
advances
employing
Brain Sciences,
Journal Year:
2024,
Volume and Issue:
14(8), P. 781 - 781
Published: July 31, 2024
Cerebral
ischemia-reperfusion
injury
(IRI),
occurring
after
blood
supply
restoration,
contributes
significantly
to
stroke-related
deaths.
This
study
explored
the
combined
impact
and
mechanisms
of
astragaloside
IV
(AS-IV),
hydroxysafflor
yellow
A
(HSYA),
their
combination
in
mitigating
IRI.
Male
Sprague-Dawley
(SD)
rats
were
randomized
Sham,
MCAO,
MCAO+AS-IV,
MCAO+HSYA,
MCAO+AS-IV+HSYA
groups.
Neurological
deficits
cerebral
infarction
examined
restoring
brain.
Pathomorphological
changes
cortex
observed
via
HE
staining.
IL-1β
IL-18
quantified
using
ELISA.
The
expression
NF-κB
GSDMD
ischemic
cerebrum
was
analyzed
immunohistochemistry.
levels
NLRP3,
ASC,
IL-1β,
Caspase-1,
evaluated
Western
blot.
groups
exhibited
notably
better
neurological
function
compared
with
MCAO
group.
treatment
demonstrated
superior
brain
tissue
alleviation.
Reductions
NF-κB,
positive
cells,
NLRP3/ASC/IL-1β/Caspase-1/GSDMD
protein
more
pronounced
therapy,
indicating
a
synergistic
effect
countering
IRI
NF-κB/NLRP3/Caspase-1/GSDMD
pathway
inhibition
cell
pyroptosis-induced
injury.
Chemical and Pharmaceutical Bulletin,
Journal Year:
2024,
Volume and Issue:
72(10), P. 923 - 931
Published: Oct. 29, 2024
Acute
kidney
injury
(AKI)
is
a
commonly
encountered
critical
condition
in
clinical
settings,
often
resulting
from
sepsis,
infections
or
ischemia.
Astragaloside
IV
(AS-IV)
the
primary
active
component
of
Astragalus.
The
functions
Astragalus
are
mainly
related
to
AS-IV,
showing
remarkable
therapeutic
effects
anti-inflammatory,
antioxidant,
immune-enhancing,
and
anti-tumor
aspects.
This
study
aimed
explore
role
AS-IV
AKI
development.
Lipopolysaccharide
(LPS)
was
used
stimulate
HK-2
cells
rats
establish
model
vivo
vitro.
After
treatment,
cell
viability,
pyroptosis
rate,
lactate
dehydrogenase
(LDH)
activity,
interleukin
(IL)-18
IL-1β
contents,
cleaved-caspase-1,
GSDMD-N,
SIRT,
FOXO3a
protein
levels
were
detected.
Caspase-1
analyzed
by
immunofluorescence
staining.
Additionallly,
acetylation
detected
immunoprecipitation
Western
blot
assays.
treatment
promoted
inhibited
pyroptosis,
LDH
caspase-1
LPS
stimulated
cells.
decreased
IL-18
cleaved-caspase-1
GSDMD-N
both
rats.
Furthermore,
after
EX527
Sirtuin
1
(SIRT1)
inhibitor,
reversed.
increased
FOXO3a,
which
reversed
treatment.
Co-immunoprecipitation
(CO-IP)
assay
staining
confirmed
that
SIRT1
interacted
with
FOXO3a.
In
conclusion,
this
research
demonstrated
occurrence
may
be
mediated
deacetylation
Antioxidants,
Journal Year:
2023,
Volume and Issue:
12(9), P. 1729 - 1729
Published: Sept. 7, 2023
The
role
of
inflammation
and
immunity
in
the
pathomechanism
neurodegenerative
diseases
has
become
increasingly
relevant
within
past
few
years.
In
this
context,
NOD-like
receptor
protein
3
(NLRP3)
inflammasome
plays
a
crucial
activation
inflammatory
responses
by
promoting
maturation
secretion
pro-inflammatory
cytokines
such
as
interleukin-1β
interleukin-18.
We
hypothesized
that
interplay
between
nuclear
factor
erythroid
2-related
2
(Nrf2)
NADPH
oxidase
4
(NOX4)
may
play
critical
NLRP3
subsequent
responses.
After
priming
mixed
glial
cultures
with
lipopolysaccharide
(LPS),
cells
were
stimulated
ATP,
showing
significant
reduction
IL1-β
release
NOX4
Nrf2
KO
mice.
Importantly,
inhibition
using
GKT136901
also
reduced
IL-1β
release,
cultures.
Moreover,
we
measured
expression
wild-type
following
LPS
treatment,
observing
both
increased
after
TLR4
activation,
while
24
h
treatment
tert-butylhydroquinone,
potent
inducer,
significantly
expression.
administration
resulted
cognitive
impairment
compared
to
control
group.
Indeed,
modified
mouse
hippocampus.
However,
mice
treated
showed
improved
discrimination
index
recovered
genes
normal
levels
animals.
Hence,
here
validate
key
player
suggesting
pharmacological
therapeutic
approach
diseases.