Medicine,
Год журнала:
2024,
Номер
103(50), С. e40676 - e40676
Опубликована: Дек. 13, 2024
The
object
of
this
study
was
to
propose
a
Wnt5a–matrix
metalloproteinase
(MMP)-13
dependent
signaling
axis
for
osteoarthritis
(OA)
progression.
To
end,
the
chondrocytes
were
isolated
from
both
OA
patients
and
normal
controls.
treated
with
diverse
concentrations
Wnt5a
(0,
50,
100,
200
ng/mL),
respectively.
expression
levels
Wnt5a,
MMP-13,
Collagen
type
II
examined
using
reverse
transcription-polymerase
chain
reaction
western
blotting.
At
same
time,
cell
proliferation
apoptosis
also
observed.
Compared
control
tissues,
activities
MMP-13
significantly
enhanced
in
patients.
Treated
different
chondrocyte
clearly
downregulated.
obviously
accelerated.
pattern
as
manner.
Co-treatment
siRNA
could
compensate
functions
Wnt-5a
administration,
suggesting
direct
target
Wnt-5a.
Collectively,
speculated
novel
Wnt5a–MMP-13
molecular
mechanism
progression
shed
an
innovative
disorder.
Journal of Translational Medicine,
Год журнала:
2025,
Номер
23(1)
Опубликована: Март 6, 2025
Cancer-associated
fibroblasts
(CAFs),
known
for
facilitating
the
progression
and
metastasis
of
colorectal
cancer
(CRC),
have
become
a
promising
therapeutic
target.
However,
significant
heterogeneity
CAFs
their
intricate
crosstalk
with
tumor
cells
present
substantial
challenges
in
development
precise
effective
strategies.
Single-cell
RNA
sequencing
(scRNA-seq)
technology
was
used
to
identify
various
cell
subtypes.
Spatial
transcriptomics
(ST)
employed
map
spatial
niches
colocalization
patterns
these
Cell-cell
interactions
among
subtypes
were
analysed
via
CellChat
NicheNet
software.
Tumor
invasion,
migration,
proliferation
assessed
through
wound
healing
assays,
transwell
colony
formation
xenograft
mouse
models.
We
identified
between
CTHRC1+
distinct
subtype
malignant
epithelial
cells,
both
residing
within
EMT-active
niche.
Our
results
demonstrate
that
CAFs,
as
major
source
WNT5A,
promote
epithelial-mesenchymal
transition
(EMT)
enhance
invasiveness
by
upregulating
MSLN
expression
adjacent
cells.
This
signaling
axis
contributes
significantly
CRC
metastasis.
Targeting
CAF-WNT5A-MSLN
presents
strategy
advanced
patients.
study
provides
new
insights
into
role
offers
potential
avenues
developing
targeted
therapies
disrupt
this
pathway.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Март 17, 2025
Prenatal
high
sucrose
diet
(HS)
generates
profound
effects
on
vascular
diseases
in
offspring
later
life.
This
study
aimed
to
determine
whether
and
how
prenatal
HS
affect
vasoreactivity
resistance
arteries
from
adult
offspring.
Pregnant
Sprague-Dawley
rats
were
fed
with
normal
drinking
water
or
20%
high-sucrose
solution
during
the
whole
gestational
period.
Mesenteric
(MAs)
obtained
tested
for
functions
DMT.
The
whole-transcriptome
sequencing
(RNA-seq)
of
MAs
was
performed
reveal
different
genes
possible
pathway.
Real-time
PCR
western
blot
access
mRNA
protein
expression.
thicker
smooth
muscle
layer
mitochondrial
swelling
observed
mediated
higher
vasoconstriction/vascular
sensitivity
induced
by
phenylephrine
(PE)
5-Hydroxytryptamine
(5-HT).
RNA-Seq
analysis
revealed
that
crystallin
alpha
B
(CYRAB)
heat
shock
family
E
member
1
(HSPE1)
upregulated,
while
gene
adenomatous
polyposis
coli
downregulated
(APCDD1)
group,
confirmed
at
expression
levels.
Wingless-related
integration
site
(Wnt)/Ca2+
indicated
KEGG
essential
pathway
inducing
dysfunction
group.
As
a
Wnt5a
inhibitor,
Box5
reduced
MA
tension
PE
5-HT
Both
kinase
C
(PKC)
inhibitor-GF109203X
Inositol
1,4,5-trisphosphate
receptor
(IP3R)
inhibitor-2-Aminoethoxydiphenyl
borate
(2-APB)
significantly
decreased
tone
Ca2+
levels
markedly
than
control
(CON),
likely
contributing
enhanced
reactivity.
Vascular
relaxation
acetylcholine
(ACh)
lower
CON.
N(G)-Nitro-l-arginine
methyl
ester
(L-NAME)
increased
PE-mediated
CON
no
effect
suggesting
endothelial
nitric
oxide
(NO)
system
exposed
HS.
demonstrated
hyper-vasocontraction
offspring,
which
associated
Wnt5a-PKC/IP3R-Ca2+
NO
function.
Journal for ImmunoTherapy of Cancer,
Год журнала:
2025,
Номер
13(3), С. e010555 - e010555
Опубликована: Март 1, 2025
Background
The
interaction
between
stromal
cells
and
the
tumor
immune
microenvironment
(TIME)
is
acknowledged
as
a
critical
driver
in
progression
of
prostate
cancer
(PCa).
Monoamine
oxidase
A
(MAOA),
mitochondrial
enzyme
that
catalyzes
degradation
monoamine
neurotransmitters
dietary
amines,
has
been
linked
to
promotion
tumorigenesis,
particularly
when
upregulated
cells.
However,
detailed
mechanisms
MAOA’s
with
TIME
have
not
fully
elucidated.
Methods
We
reanalyzed
single-cell
sequencing
dataset
evaluate
role
MAOA
stroma,
verify
impact
alterations
on
CD8
+
T
cell
responses
by
co-culturing
vitro.
Furthermore,
C57BL/6J
mouse
subcutaneous
transplant
models
dual
humanized
were
established
investigate
function
vivo
potential
its
inhibitors
for
immunotherapy.
Results
Our
study
demonstrates
inhibiting
facilitates
conversion
myofibroblastic
cancer-associated
fibroblasts
(myCAFs),
thereby
improving
immunosuppressive
environment
PCa.
strategic
combination
inhibition
checkpoint
elicits
synergistic
antitumor
effect.
Specifically,
leads
increased
production
WNT5A,
which
subsequently
activates
cytotoxic
capacity
through
Ca
2+
-NFATC1
signaling
pathway.
Conclusions
findings
highlight
modulating
within
PCa
microenvironment,
presenting
novel
therapeutic
strategy
augment
efficacy
immunotherapy
Biochemical and Biophysical Research Communications,
Год журнала:
2025,
Номер
774, С. 152092 - 152092
Опубликована: Май 26, 2025
Endometrial
cancer
(EC),
a
widespread
gynecological
malignancy,
has
limited
therapeutic
options,
particularly
in
patients
with
advanced,
metastatic,
or
recurrent
disease.
PCLAF,
proliferation-related
protein,
is
overexpressed
several
tumors;
however,
its
role
and
mechanism
EC
remain
largely
unknown.
Ten
hub
genes
were
identified
predicted
through
bioinformatics
analyses.
The
expression
of
PCLAF
was
validated
using
molecular
biology
technology,
while
function
investigated
vitro
proliferation,
cell
cycle,
migration,
apoptosis
assays.
Mechanistically,
the
transcriptome
proteome
sequencing
revealed
potential
regulatory
pathways
for
EC.
Finally,
experiments
on
animals
executed
to
test
Ishikawa
growth
vivo.
exhibited
high
both
cells
tissues.
Silencing
significantly
impaired
migration
invasion,
blocked
G1
phase
progression
cycle
activated
apoptosis.
Sequencing
results
western
blot
analysis
confirmed
that
knockdown
inhibits
Wnt/β-catenin
pathway
activates
p53
pathway.
vivo
effectively
inhibited
growth.
In
conclusion,
our
findings
suggest
silencing
hinders
by
suppressing
activating
signaling
This
insight
suggested
targeting
may
offer
new
avenue
treatment.
Background:
Colorectal
adenoma
undergoes
neoplastic
progression
via
the
normal
epithelium-adenoma-adenocarcinoma
sequence
as
reported
in
Vogelgram.
The
risk
of
developing
cancer
is
strongly
associated
with
number
and
size
subtype.
Currently,
adenomatous
polyps
can
be
distinguished
on
basis
histology:
prevalence
are
tubular,
5-15%
villous
tubular/villous.
Considering
increased
for
malignant
transformation
described
tubular/villous
adenomas,
patients
diagnosed
polyposis
at
CRC.
Wnt/β-catenin
pathway
plays
a
key
role
onset
colorectal
adenoma,
particular
intestinal
cells
first
acquire
loss-of-function
mutations
APC
gene
that
induce
formation
adenomas.
Methods:
APC,
Wnt3a,
Wnt5a,
LEF1,
BCL9
genes
protein
expression
analyses
were
conducted
by
qRT-PCR
western
blot
68
colonic
samples
(polyps
adjacent
mucosa)
from
41
patients,
which
17
affected
FAP.
Ten
mucosal
collected
10
healthy
donors.
Results:
In
this
study
both
resulted
less
expressed
colon
tumor
compared
to
mucosa.
Conversely,
activated
β-catenin
was
more
than
All
results
confirmed
literature
data
carcinomas.
A
statistically
significant
correlation
between
Wnt3a
mucosa
underlies
canonical
Wnt
early
carcinogenesis
already
altered.
Conclusion:
This
analyzing
difference
human
Understanding
adenomas
carcinomas
essential
development
new
therapeutic
strategies
improving
clinical
outcomes.
Numerous
studies
have
indicated
that
cancer-associated
fibroblasts
(CAFs)
play
a
crucial
role
in
the
progression
of
colorectal
cancer
(CRC).
However,
there
are
still
many
unknowns
regarding
exact
CAF
subtypes
CRC.