Journal of Biological Chemistry,
Journal Year:
2024,
Volume and Issue:
300(6), P. 107311 - 107311
Published: April 22, 2024
The
Hippo
signaling
pathway
plays
an
essential
role
in
organ
size
control
and
tumorigenesis.
Loss
of
signal
hyper-activation
the
downstream
oncogenic
YAP
are
commonly
observed
various
types
cancers.
We
previously
identified
STRN3-containing
PP2A
phosphatase
as
a
negative
regulator
MST1/2
kinases
(i.e.,
Hippo)
gastric
cancer
(GC),
opening
possibility
selectively
targeting
PP2Aa-STRN3-MST1/2
axis
to
recover
against
cancer.
Here,
we
further
discovered
1)
disulfiram
(DSF),
FDA-approved
drug,
which
can
similarly
block
binding
STRN3
core
enzyme
2)
CX-6258
(CX),
chemical
inhibitor,
that
disrupt
interaction
between
MST1/2,
both
allowing
reactivation
activity
inhibit
GC.
More
importantly,
found
these
two
compounds,
via
kinase-dependent
manner,
DNA
repair
sensitize
GC
towards
chemotherapy.
In
addition,
thiram,
structural
analog
DSF,
function
cell
proliferation
or
enhance
chemotherapy
sensitivity.
Interestingly,
inclusion
copper
ion
enhanced
such
effects
DSF
thiram
on
treatment.
Overall,
this
work
demonstrated
pharmacological
by
drug
compounds
potently
for
tumor
Pharmacological Research,
Journal Year:
2024,
Volume and Issue:
203, P. 107167 - 107167
Published: April 9, 2024
Cancer
has
become
a
burgeoning
global
healthcare
concern
marked
by
its
exponential
growth
and
significant
economic
ramifications.
Though
advancements
in
the
treatment
modalities
have
increased
overall
survival
quality
of
life,
there
are
no
definite
treatments
for
advanced
stages
this
malady.
Hence,
understanding
diseases
etiologies
underlying
molecular
complexities,
will
usher
development
innovative
therapeutics.
Recently,
YAP/TAZ
transcriptional
regulation
been
immense
interest
due
to
their
role
development,
tissue
homeostasis
oncogenic
transformations.
axis
functions
as
coactivators
within
Hippo
signaling
cascade,
exerting
pivotal
influence
on
processes
such
proliferation,
regeneration,
renewal.
In
cancer,
YAP
is
overexpressed
multiple
tumor
types
associated
with
cancer
stem
cell
attributes,
chemoresistance,
metastasis.
Activation
mirrors
cellular
"social"
behavior,
encompassing
factors
adhesion
mechanical
signals
transmitted
from
structure
surrounding
extracellular
matrix.
Therefore,
it
presents
vulnerability
clogs
tumors
that
could
provide
wide
window
therapeutic
effectiveness.
Natural
compounds
utilized
extensively
successful
interventions
management
diverse
chronic
illnesses,
including
cancer.
Owing
capacity
genes
pathways,
natural
exhibit
potential
either
adjuvant
therapy
or
combination
conventional
options.
review,
we
delineate
nexus
axis,
present
an
alternate
strategy
target
Molecular Oncology,
Journal Year:
2023,
Volume and Issue:
17(12), P. 2618 - 2636
Published: July 28, 2023
Blocking
the
mitogen-activated
protein
kinase
(MAPK)
pathway
with
MEK1/2
inhibitor
trametinib
has
produced
promising
results
in
patients
head
and
neck
squamous
cell
carcinoma
(HNSCC).
In
current
study,
we
showed
that
treatment
leads
to
overexpression
activation
of
epidermal
growth
factor
receptor
(EGFR)
HNSCC
lines
patient-derived
xenografts.
Knockdown
EGFR
improved
efficacy
both
vitro
vivo.
Mechanistically,
demonstrated
trametinib-induced
hyperactivates
phosphatidylinositol
3-kinase
(PI3K)/AKT
pathway.
vitro,
blocking
PI3K
GDC-0941
(pictilisib),
or
BYL719
(alpelisib),
prevented
AKT
hyperactivation
enhanced
a
synergistic
manner.
vivo,
combination
superior
antitumor
vs.
single
agents,
leading
tumor
arrest.
We
confirmed
our
findings
syngeneic
murine
cancer
line
Taken
together,
show
induces
EGFR/PI3K/AKT;
thus,
EGFR/PI3K
is
required
improve
HNSCC.
Genomics,
Journal Year:
2024,
Volume and Issue:
116(2), P. 110794 - 110794
Published: Jan. 14, 2024
Accumulating
evidence
demonstrated
that
Hippo
signaling
pathway
is
implicated
in
tumor
initiation
and
progression.
However,
there
have
been
limited
studies
on
establishing
signatures
utilizing
genes
related
to
the
evaluate
prognosis
clinical
efficacy
colorectal
cancer
(CRC)
patients.
pathway-associated
with
prognostic
significance
were
identified
TCGA
database.
Subsequently,
a
signature
associated
was
constructed
using
Cox
LASSO
regression
analyses.
Survival
analysis,
ROC
stratified
analyses
conducted
appraise
performance
effect
of
our
model.
We
also
explored
relationship
between
risk
score
immune
microenvironment.
Furthermore,
GO
GSEA
performed
for
SERPINE1.
Additional
experiments
illuminate
underlying
function
possible
mechanism
SERPINE1
CRC
cell
proliferation
migration.
58
differentially
expressed
CRC.
Among
them,
five
(PPP2CB,
SERPINE1,
WNT5A,
TCF7L1,
LEF1)
selected
establish
Multivariate
analysis
this
exhibited
excellent
diagnostic
performance,
providing
maximum
benefits
In
accordance
signatures,
cases
divided
into
low-risk
high-risk
groups.
Remarkably,
group
displayed
lower
scores,
reduced
infiltration,
decreased
expression
checkpoints.
Low-risk
could
more
possibly
benefit
from
conventional
chemotherapeutic
targeted
therapies.
significantly
elevated
which
linked
worst
overall
survival.
Moreover,
inhibition
suppressed
proliferation,
invasion,
migration
cells
via
Notch
pathway.
To
sum
up,
we
established
novel
immunological
This
offers
accurate
prediction
can
guide
individualized
therapy
patients
Journal of Biological Chemistry,
Journal Year:
2024,
Volume and Issue:
300(6), P. 107311 - 107311
Published: April 22, 2024
The
Hippo
signaling
pathway
plays
an
essential
role
in
organ
size
control
and
tumorigenesis.
Loss
of
signal
hyper-activation
the
downstream
oncogenic
YAP
are
commonly
observed
various
types
cancers.
We
previously
identified
STRN3-containing
PP2A
phosphatase
as
a
negative
regulator
MST1/2
kinases
(i.e.,
Hippo)
gastric
cancer
(GC),
opening
possibility
selectively
targeting
PP2Aa-STRN3-MST1/2
axis
to
recover
against
cancer.
Here,
we
further
discovered
1)
disulfiram
(DSF),
FDA-approved
drug,
which
can
similarly
block
binding
STRN3
core
enzyme
2)
CX-6258
(CX),
chemical
inhibitor,
that
disrupt
interaction
between
MST1/2,
both
allowing
reactivation
activity
inhibit
GC.
More
importantly,
found
these
two
compounds,
via
kinase-dependent
manner,
DNA
repair
sensitize
GC
towards
chemotherapy.
In
addition,
thiram,
structural
analog
DSF,
function
cell
proliferation
or
enhance
chemotherapy
sensitivity.
Interestingly,
inclusion
copper
ion
enhanced
such
effects
DSF
thiram
on
treatment.
Overall,
this
work
demonstrated
pharmacological
by
drug
compounds
potently
for
tumor