Endothelial-Protective Actions of Diethylether Extract from Gentiana kochiana and Xanthone Gentiacaulein Against Oxidized LDL-Induced Injury—In Vitro Evaluation
International Journal of Molecular Sciences,
Journal Year:
2025,
Volume and Issue:
26(3), P. 1351 - 1351
Published: Feb. 5, 2025
Endothelial
dysfunction
is
an
early
pathophysiological
event
in
atherosclerosis.
The
endothelial-protective
abilities
of
diethylether
extract
(EE)
from
the
Gentiana
kochiana
(Gentianaceae)
herb
and
its
main
component,
xanthone
aglycone
gentiacaulein
(GC),
were
evaluated
oxidized
low-density
lipoprotein
(oxLDL)-treated
EA.hy926
endothelial
cell
line.
EE
GC
actions
assessed
using
viability
assays,
flow
cytometry,
immunoblot,
DPPH,
NBT,
TBARS,
conjugated
diene
formation,
Griess
tests.
Both
prevented
oxLDL-induced
apoptosis
by
reducing
intracellular
reactive
oxygen
species
levels,
mitochondrial
depolarization,
caspase
activation
cells.
dose-dependently
diminished
cellular
lipid
peroxidation.
In
cell-free
conditions,
moderately
scavenged
superoxide
anions
had
no
affinity
toward
DPPH
radicals,
did
not
interact
with
either
investigated
free
while
both
effectively
delayed
Cu²⁺-induced
LDL
oxidation.
upregulated
oxLDL-suppressed
protective
Akt/CREB/eNOS
ERK
signals
restored
oxLDL-reduced
nitric
oxide
levels.
Therefore,
counteract
oxidative
stress,
promoting
recovery,
enhancing
prosurvival
axis
activity.
Our
study
first
to
demonstrate
that
xanthone-rich
aerial
parts
G.
alleviate
injury,
underscoring
their
potential
for
cardiovascular
protection.
Language: Английский
Omentin-1 as a promising biomarker and therapeutic target in hypertension and heart failure: a comprehensive review
Naunyn-Schmiedeberg s Archives of Pharmacology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 24, 2025
Language: Английский
Inhibition of MEK1/2 Signaling Pathway Limits M2 Macrophage Polarization and Interferes in the Dental Socket Repair Process in Mice
Biology,
Journal Year:
2025,
Volume and Issue:
14(2), P. 107 - 107
Published: Jan. 21, 2025
Dental
socket
repair
theoretically
involves
a
constructive
inflammatory
immune
response,
which
evolves
from
an
initial
M1
prevalence
to
subsequent
M2
dominance.
In
this
scenario,
the
MEK1/2
signaling
pathway
is
allegedly
involved
in
polarization.
This
study
aimed
evaluate
impact
of
pharmacological
inhibition
local
host
response
and
outcome.
C57Bl/6-WT
8-week-old
male
mice
were
submitted
extraction
right
upper
incisor
treated
(or
not,
control
group)
with
inhibitor
PD0325901
(10
mg/kg/24
h/IP,
MEK1/2i
analyzed
at
0,
3,
7,
14
days
using
microcomputed
tomography,
histomorphometry,
birefringence,
immunohistochemistry,
PCR
array
analysis.
The
results
demonstrate
that
limits
development
over
time,
being
associated
lower
expression
M2,
MSCs,
bone
markers,
levels
growth
osteogenic
factors,
along
higher
iNOS,
IL-1b,
IL-6,
TNF-α,
as
well
chemokines,
indicating
predominantly
pro-inflammatory
environment.
modulation
impaired
formation
demonstrated
by
microtomographic
histomorphometric
data.
show
delays
after
tooth
extraction,
supporting
concept
macrophages
are
essential
elements
for
regulation
proper
repair.
Language: Английский
Shared molecular, cellular, and environmental hallmarks in cardiovascular disease and cancer: any place for drug repurposing?
Pharmacological Reviews,
Journal Year:
2024,
Volume and Issue:
77(2), P. 100033 - 100033
Published: Dec. 24, 2024
Cancer
and
cardiovascular
disease
(CVD)
are
the
2
biggest
killers
worldwide.
Specific
treatments
have
been
developed
for
diseases.
However,
mutual
therapeutic
targets
should
be
considered
because
of
overlap
cellular
molecular
mechanisms.
research
has
grown
at
a
fast
pace,
leading
to
an
increasing
number
new
mechanistic
treatments.
Some
these
drugs
could
prove
useful
treating
CVD,
which
realizes
concept
cancer
drug
repurposing.
This
review
provides
comprehensive
outline
shared
hallmarks
primarily
ischemic
heart
failure.
We
focus
on
chronic
inflammation,
altered
immune
response,
stromal
vascular
cell
activation,
underlying
signaling
pathways
causing
pathological
tissue
remodeling.
There
is
obvious
scope
targeting
those
mechanisms,
thereby
achieving
reciprocal
preventive
benefits.
Major
attention
devoted
illustrating
logic,
advantages,
challenges,
viable
examples
repurposing
discussing
potential
influence
sex,
gender,
age,
ethnicity
in
realizing
this
approach.
Artificial
intelligence
will
help
refine
personalized
application
patients
with
CVD.
SIGNIFICANCE
STATEMENT:
(CVD),
worldwide,
share
several
So
far,
specific
therapies
tackle
development
slow
compared
drugs.
Understanding
intersection
between
mechanisms
diseases
basis
therapeutics
CVD
treatment.
approach
allow
rapid
CVDs.
Language: Английский