Abstract
Hypoxic
microenvironment
deregulates
metabolic
homeostasis
in
cancer
cells
albeit
the
underlying
mechanisms
involved
this
process
remain
hitherto
enigmatic.
14-3-3ζ/Yes-associated
protein
(YAP)
axis
plays
a
principal
role
malignant
transformation
and
tumor
development.
Here,
we
report
that
hypoxia
disassembles
14-3-3ζ
from
YAP
thereby
promotes
nuclear
localization
mediated
by
ERK2,
which
directly
binds
to
D-site
of
mitogen-activated
kinase
(MAPK)
docking
domain
Leu98/100
phosphorylates
at
Ser37.
When
localizing
nucleus,
recruits
pyruvate
M2
(PKM2)
gene
promoter
with
hypoxia-inducible
factor
1α
(HIF-1α),
for
PKM2
transcription
is
required.
Ser37
phosphorylation
instrumental
hypoxia-induced
glucose
uptake,
lactate
production,
clonogenicity
pancreatic
ductal
adenocarcinoma
(PDAC)
cells,
as
well
tumorigenesis
mice.
The
positively
correlates
p-ERK1/2
activity
HIF-1α
expression
clinical
samples
patients
PDAC
predicts
unfavorable
prognosis.
Our
findings
underscore
an
appreciable
linkage
between
transcriptional
activation
hypoxic
glycolysis
governed
ERK2-dependent
progression
PDAC.
Genes & Development,
Год журнала:
2021,
Номер
35(11-12), С. 787 - 820
Опубликована: Июнь 1, 2021
Colorectal
cancer
has
served
as
a
genetic
and
biological
paradigm
for
the
evolution
of
solid
tumors,
these
insights
have
illuminated
early
detection,
risk
stratification,
prevention,
treatment
principles.
Employing
hallmarks
framework,
we
provide
conceptual
framework
to
understand
how
alterations
in
colorectal
drive
cell
biology
properties
shape
heterotypic
interactions
across
cells
tumor
microenvironment.
This
review
details
research
advances
pertaining
genetics
cancer,
emerging
concepts
gleaned
from
immune
single-cell
profiling,
critical
remaining
knowledge
gaps
influencing
development
effective
therapies
this
that
remains
major
public
health
burden.
Abstract
The
transcriptional
co‐activators
YAP
(or
YAP1)
and
TAZ
WWTR1)
are
frequently
activated
during
the
growth
progression
of
many
solid
tumors,
including
lung,
colorectal,
breast,
pancreatic,
liver
carcinomas
as
well
melanoma
glioma.
YAP/TAZ
bind
to
TEAD‐family
drive
cancer
cell
survival,
proliferation,
invasive
migration,
metastasis.
activation
may
also
confer
resistance
chemotherapy,
radiotherapy,
or
immunotherapy.
YAP‐TEAD
cooperates
with
RAS‐induced
AP‐1
(FOS/JUN)
transcription
factor
tumor
MRTF‐SRF
promote
cancer‐associated
fibroblasts,
matrix
stiffening,
key
upstream
repressor
is
Hippo
(MST1/2‐LATS1/2)
pathway
activators
mechanically
induced
Integrin‐SRC
E‐cadherin‐AJUBA/TRIP6/LIMD1,
PI3K‐AKT,
inflammation‐induced
G‐protein
coupled
receptor
(GPCR)
signals,
all
which
antagonize
pathway.
In
this
review,
strategies
target
activity
in
discussed
along
prospects
for
synergy
established
pillars
therapy.
Drug Resistance Updates,
Год журнала:
2024,
Номер
73, С. 101063 - 101063
Опубликована: Фев. 1, 2024
This
study
aims
to
explore
the
function
and
mechanism
of
G
Protein-coupled
receptor
class
C
group
5
member
A
(GPRC5A)
in
docetaxel-resistance
liver
metastasis
breast
cancer.
Nature Communications,
Год журнала:
2021,
Номер
12(1)
Опубликована: Июль 9, 2021
Abstract
Cell
response
to
force
regulates
essential
processes
in
health
and
disease.
However,
the
fundamental
mechanical
variables
that
cells
sense
respond
remain
unclear.
Here
we
show
rate
of
application
(loading
rate)
drives
mechanosensing,
as
predicted
by
a
molecular
clutch
model.
By
applying
dynamic
regimes
through
substrate
stretching,
optical
tweezers,
atomic
microscopy,
find
increasing
loading
rates
trigger
talin-dependent
leading
adhesion
growth
reinforcement,
YAP
nuclear
localization.
above
given
threshold
actin
cytoskeleton
softens,
decreasing
preventing
reinforcement.
stretching
rat
lungs
vivo,
similar
phenomenon
may
occur.
Our
results
cell
sensing
external
forces
passive
parameters
(like
tissue
stiffness)
can
be
understood
same
mechanisms,
driven
properties
under
mechanosensing
molecules
involved.
Cells,
Год журнала:
2019,
Номер
8(5), С. 426 - 426
Опубликована: Май 8, 2019
The
Hippo
signaling
pathway
is
involved
in
tissue
size
regulation
and
tumorigenesis.
Genetic
deletion
or
aberrant
expression
of
some
genes
lead
to
enhanced
cell
proliferation,
tumorigenesis,
cancer
metastasis.
Recently,
multiple
studies
have
identified
a
wide
range
upstream
regulators
the
pathway,
including
mechanical
cues
ligands
G
protein-coupled
receptors
(GPCRs).
Through
activation
related
proteins
possibly
rearrangements
actin
cytoskeleton,
GPCR
can
potently
modulate
phosphorylation
states
activity
YAP
TAZ,
two
homologous
oncogenic
transcriptional
co-activators,
major
effectors
pathway.
Herein,
we
summarize
network,
regulation,
functions
GPCR-Hippo
signaling,
will
also
discuss
potential
anti-cancer
therapies
targeting
GPCR-YAP
signaling.
Journal of Experimental & Clinical Cancer Research,
Год журнала:
2020,
Номер
39(1)
Опубликована: Ноя. 20, 2020
Abstract
Background
Glycolysis
plays
an
essential
role
in
the
growth
and
metastasis
of
solid
cancer
has
received
increasing
attention
recent
years.
However,
complex
regulatory
mechanisms
tumour
glycolysis
remain
elusive.
This
study
aimed
to
explore
molecular
effect
mechanism
noncoding
RNA
miR-103a-3p
on
colorectal
(CRC).
Methods
We
explored
effects
biological
functions
CRC
cells
vitro
vivo.
Furthermore,
we
investigated
whether
regulates
HIF1A
expression
through
Hippo/YAP1
pathway,
evaluated
miR-103a-3p-LATS2/SAV1-YAP1-HIF1A
axis
promoting
angiogenesis
contributed
invasion
cells.
Results
found
that
was
highly
expressed
tissues
cell
lines
compared
with
matched
controls
high
associated
poor
patient
prognosis.
Under
hypoxic
conditions,
a
level
promoted
proliferation,
invasion,
migration,
Moreover,
knockdown
inhibited
growth,
Hippo-YAP1
signalling
pathway
nude
mice
xenograft
model.
Here,
demonstrated
could
directly
target
LATS2
SAV1.
Subsequently,
verified
TEAD1,
transcriptional
coactivator
Yes-associated
protein
1
(YAP1),
bound
promoter
region
YAP1
TEAD1
proteins
co-regulated
HIF1A,
thus
glycolysis.
Conclusions
MiR-103a-3p,
which
is
cells,
promotes
by
targeting
core
molecules
SAV1
contributing
enhanced
CRC.
Our
revealed
functional
miR-103a-3p/YAP1/HIF1A
glycolysis,
would
provide
potential
intervention
targets
for
targeted
therapy
Nature Communications,
Год журнала:
2022,
Номер
13(1)
Опубликована: Март 4, 2022
Abstract
Mechanical
forces
regulate
multiple
essential
pathways
in
the
cell.
The
nuclear
translocation
of
mechanoresponsive
transcriptional
regulators
is
an
step
for
mechanotransduction.
However,
how
mechanical
import
process
not
understood.
Here,
we
identify
a
highly
transport
receptor
(NTR),
Importin-7
(Imp7),
that
drives
YAP,
key
regulator
mechanotransduction
pathways.
Unexpectedly,
YAP
governs
mechanoresponse
Imp7
by
forming
YAP/Imp7
complex
responds
to
cues
through
Hippo
kinases
MST1/2.
Furthermore,
behaves
as
dominant
cargo
Imp7,
restricting
binding
and
other
cargoes
such
Smad3
Erk2.
Thus,
additional
regulatory
layer
indirectly
regulated
cues,
which
activate
preferential
cargo,
competes
out
cargoes,
resulting
signaling
crosstalk.
Frontiers in Oncology,
Год журнала:
2021,
Номер
10
Опубликована: Фев. 4, 2021
Solid
tumors
are
dependent
on
vascularization
for
their
growth.
The
hypoxic,
stiff,
and
pro-angiogenic
tumor
microenvironment
induces
angiogenesis,
giving
rise
to
an
immature,
proliferative,
permeable
vasculature.
vessels
promote
metastasis
complicate
delivery
of
anti-cancer
therapies.
In
many
types
tumors,
YAP/TAZ
activation
is
correlated
with
increased
levels
angiogenesis.
addition,
endothelial
important
the
formation
new
blood
lymphatic
during
development.
Oncogenic
in
cell
growth
invasion
has
been
studied
great
detail,
however
role
within
endothelium
remains
insufficiently
understood,
which
complicates
therapeutic
strategies
aimed
at
targeting
cancer.
Here,
we
overview
upstream
signals
from
that
control
explore
downstream
targets
driving
We
further
discuss
potential
treatments
vascular
normalization
improve
Nature Communications,
Год журнала:
2022,
Номер
13(1)
Опубликована: Окт. 30, 2022
Abstract
Autosomal
dominant
polycystic
kidney
disease
(ADPKD)
is
the
leading
genetic
cause
of
end
stage
renal
characterized
by
progressive
expansion
cysts.
To
better
understand
cell
types
and
states
driving
ADPKD
progression,
we
analyze
eight
five
healthy
human
samples,
generating
single
multiomic
atlas
consisting
~100,000
nucleus
transcriptomes
~50,000
epigenomes.
Activation
proinflammatory,
profibrotic
signaling
pathways
are
driven
proximal
tubular
cells
with
a
failed
repair
transcriptomic
signature,
proinflammatory
fibroblasts
collecting
duct
cells.
We
identify
GPRC5A
as
marker
for
cyst-lining
that
exhibits
increased
transcription
factor
binding
motif
availability
NF-κB,
TEAD,
CREB
retinoic
acid
receptors.
validate
distal
enhancer
regulating
expression
containing
these
motifs.
This
analysis
reveals
previously
unrecognized
cellular
heterogeneity
provides
foundation
to
develop
diagnostic
therapeutic
approaches.