Stimulation of endothelin-1 production by autoantibodies present in patients with scleroderma renal crisis
Clinical Immunology,
Год журнала:
2025,
Номер
unknown, С. 110454 - 110454
Опубликована: Фев. 1, 2025
Here,
we
investigate
how
autoantibodies
against
G
protein-coupled
receptors
(GPCRs)
on
endothelial
cells,
which
are
present
in
patients
with
scleroderma
renal
crisis
(SRC)
impact
endothelin-1
(ET-1)
production
human
microvascular
cells
(HMECs).
To
this
end,
serum
IgG
fraction
was
isolated
from
SRC
and
applied
to
HMECs
culture.
Compared
treated
either
plain
control
medium
or
healthy
individuals,
exposure
of
SRC-IgG
resulted
a
time-
concentration-dependent
increase
ET-1
expression
release.
This
effect
could
be
blocked
by
the
protease
activated
receptor
1
(PAR1)
inhibitor
mimicked
thrombin,
PAR1
activator.
Transcription
factor
C-FOS/AP-1
tissue
(TF)
were
identified
as
mediators
these
responses.
Thus,
it
can
concluded
that
stimulates
produce
ET-1,
acting
through
cooperation
TF.
Язык: Английский
Turning sour into sweet: Lactylation modification as a promising target in cardiovascular health
Metabolism,
Год журнала:
2025,
Номер
unknown, С. 156234 - 156234
Опубликована: Март 1, 2025
Язык: Английский
How to Assess Pulmonary Circulation and Right Heart Chambers in Systemic Sclerosis Patients?
Diagnostics,
Год журнала:
2025,
Номер
15(8), С. 1029 - 1029
Опубликована: Апрель 17, 2025
Systemic
sclerosis
(SSc)
is
a
rare
autoimmune
connective
tissue
disease
characterized
by
widespread
accumulation
of
extracellular
matrix
components
leading
to
fibrosis
the
skin
and
internal
organs.
Vascular
changes
occur
in
all
involved
tissues
are
responsible
for
several
distinctive
clinical
manifestations
disease.
This
review
focuses
on
usefulness
various
diagnostic
tools
practice
early
identification
clinical,
functional,
and/or
structural
RV
impairment
SSc
patients
at
risk
PH.
It
aims
identify
specific
causes
dysfunction,
describe
potential
differences
outcome
measures,
and,
ultimately,
determine
different
cut-off
values
compared
subjects
with
PH
not
related
SSc.
Язык: Английский
Combined peripheral and central ultrasound for the diagnosis of PAH‐SSc patients
Echocardiography,
Год журнала:
2024,
Номер
41(6)
Опубликована: Июнь 1, 2024
Systemic
Sclerosis
(SSc),
an
intricate
autoimmune
disease
causing
tissue
fibrosis,
introduces
cardiovascular
complexities,
notably
pulmonary
hypertension
(PH),
affecting
both
survival
and
quality
of
life.
This
study
centers
on
evaluating
echocardiographic
parameters
endothelial
function
using
flow-mediated
dilatation
(FMD)
in
SSc
patients,
aiming
to
differentiate
those
with
without
arterial
(PAH).
The
emphasis
lies
early
detection,
given
the
heightened
vulnerability
right
ventricle
(RV)
presence
PH.
Язык: Английский