Frontiers in Immunology,
Journal Year:
2022,
Volume and Issue:
13
Published: Sept. 30, 2022
Cuproptosis,
or
copper-induced
cell
death,
has
been
reported
as
a
novel
noncanonical
form
of
death
in
recent
times.
However,
the
potential
roles
cuproptosis
alteration
tumor
clinicopathological
features
and
formation
microenvironment
(TME)
remain
unclear.
In
this
study,
we
comprehensively
analyzed
cuproptosis-related
molecular
patterns
1,274
colorectal
cancer
samples
based
on
16
regulators.
The
consensus
clustering
algorithm
was
conducted
to
identify
gene
signatures.
ssGSEA
ESTIMATE
algorithms
were
used
evaluate
enrichment
levels
infiltrated
immune
cells
scores,
respectively.
score
established
assess
individuals
with
principal
component
analysis
expression
genes.
Three
distinct
confirmed
demonstrated
be
associated
distinguishable
biological
processes
clinical
prognosis.
Interestingly,
three
revealed
consistent
infiltration
characterizations:
immune-desert,
immune-inflamed,
immune-excluded.
Enhanced
survival,
activation
cells,
high
purity
presented
patients
low
cuproptosisScore,
implicating
immune-inflamed
phenotype.
addition,
scores
linked
mutation
burden,
MSI-H
CTLA4
expression,
showing
higher
proportion
(IPS).
Taken
together,
our
study
pattern
TME
cuproptosisScore
will
further
strengthen
understanding
feature
instruct
more
personalized
immunotherapy
schedule
cancer.
JHEP Reports,
Journal Year:
2023,
Volume and Issue:
5(5), P. 100695 - 100695
Published: Feb. 3, 2023
Oxidative
stress-mediated
ferroptosis
and
macrophage-related
inflammation
play
an
important
role
in
various
liver
diseases.
Here,
we
explored
if
how
hepatocyte
regulates
macrophage
stimulator
of
interferon
genes
(STING)
activation
the
development
spontaneous
damage,
fibrosis,
tumorigenesis.We
used
a
transforming
growth
factor-beta-activated
kinase
1
(TAK1)
deficiency-induced
model
tumorigenesis
to
investigate
its
impact
on
STING
signalling.
Primary
hepatocytes
macrophages
were
for
vitro
experiments.Significant
injury
increased
numbers
intrahepatic
M1
found
hepatocyte-specific
TAK1-deficient
(TAK1ΔHEP)
mice,
peaking
at
4
weeks
gradually
decreasing
8
12
weeks.
Meanwhile,
signalling
was
observed
livers
from
TAK1ΔHEP
mice
had
decreased
Treatment
with
inhibitor
promoted
M2
polarisation
alleviated
injury,
tumour
burden.
TAK1
deficiency
exacerbated
iron
metabolism
high-iron
diet.
Moreover,
consistent
results
single-cell
RNA-Seq
dataset,
demonstrated
oxidative
response
hepatocellular
ferroptosis,
which
could
be
inhibited
by
reactive
oxygen
species
scavenging.
Suppression
ferrostatin-1
signalling,
leading
attenuated
fibrosis
reduced
Mechanistically,
serum
levels
8-hydroxydeoxyguanosine
detected
suppressed
inhibition.
antibody
mice.Hepatocellular
ferroptosis-derived
DNA
damage
promotes
facilitate
tumorigenesis.
Inhibition
may
represent
novel
therapeutic
approach
prevention
chronic
disease.The
precise
mechanism
progression
remains
unclear.
Herein,
show
that
deletion
caused
carcinoma.
Cell Death Discovery,
Journal Year:
2024,
Volume and Issue:
10(1)
Published: April 22, 2024
Abstract
Cancer-associated
fibroblasts
(CAFs),
the
main
stromal
component
of
tumor
microenvironment
(TME),
play
multifaceted
roles
in
cancer
progression
through
paracrine
signaling,
exosome
transfer,
and
cell
interactions.
Attractively,
recent
evidence
indicates
that
CAFs
can
modulate
various
forms
regulated
death
(RCD)
adjacent
cells,
thus
involving
proliferation,
therapy
resistance,
immune
exclusion.
Here,
we
present
a
brief
introduction
to
basic
knowledge
RCD,
including
apoptosis,
autophagy,
ferroptosis,
pyroptosis.
In
addition,
further
summarize
different
types
RCD
tumors
are
mediated
by
CAFs,
as
well
effects
these
modes
on
CAFs.
This
review
will
deepen
our
understanding
interactions
between
might
offer
novel
therapeutic
avenues
for
future
treatments.
Journal of Experimental & Clinical Cancer Research,
Journal Year:
2024,
Volume and Issue:
43(1)
Published: July 10, 2024
Abstract
Pyroptosis
is
a
cell
death
process
characterized
by
swelling
until
membrane
rupture
and
release
of
intracellular
contents.
As
an
effective
tumor
treatment
strategy,
inducing
pyroptosis
has
received
widespread
attention.
In
this
process,
the
immune
components
within
microenvironment
play
key
regulatory
role.
By
regulating
altering
functions
cells
such
as
cytotoxic
T
lymphocytes,
natural
killer
cells,
tumor-associated
macrophages,
neutrophils,
can
be
induced.
This
article
provides
comprehensive
review
molecular
mechanisms
pyroptosis,
impact
on
its
mechanisms.
It
aims
to
gain
in-depth
understanding
communication
between
provide
theoretical
support
for
development
new
immunotherapies.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 5, 2025
Copper-based
nanoparticles
have
garnered
significant
interest
in
cancer
therapy
due
to
their
ability
induce
oxidative
stress
and
cuproptosis
cells.
However,
antitumor
effectiveness
is
constrained
by
the
dynamic
redox
balance
metabolic
shift
between
phosphorylation
glycolysis.
Here,
a
polydopamine-coated
copper-α-ketoglutaric
acid
(α-KG)
coordination
polymer
nanoparticle
(CKPP)
designed
for
combined
pyroptosis-cuproptosis
immunotherapy
amplifying
reactive
oxygen
species
(ROS)
production
regulating
cellular
metabolism.
The
intracellular
imbalance
achieved
through
synergistic
effects
of
α-KG-induced
mitochondrial
reprogramming,
photothermally
enhanced
superoxide
dismutase-like
activity
polydopamine,
glutathione
depletion
copper
ions.
multifaceted
modulation
results
substantial
increase
ROS
levels,
triggering
subsequent
pyroptosis
Furthermore,
α-KG
shifts
metabolism
from
glycolysis
phosphorylation,
thereby
enhancing
induced
combination
dyshomeostasis
inhibition
potent
enhancement
pyroptosis-cuproptosis-mediated
therapy.
In
murine
model
colorectal
cancer,
CKPP
exhibited
remarkable
anticancer
effect,
achieving
tumor
rate
96.3%
complete
eradication
two
out
five
cases.
Overall,
this
bio-engineered
metal-organic
nanocomposite
demonstrates
potential
treating
immunotherapy.
International Journal of Molecular Sciences,
Journal Year:
2021,
Volume and Issue:
22(24), P. 13335 - 13335
Published: Dec. 11, 2021
As
a
main
subtype
of
lung
cancer,
the
current
situation
non-small
cell
cancer
(NSCLC)
remains
severe
worldwide
with
19%
survival
rate
at
5
years.
conventional
therapy
approaches,
such
as
chemotherapy,
radiotherapy,
targeted
therapy,
and
immunotherapy,
gradually
develop
into
resistance,
searching
for
novel
therapeutic
strategy
NSCLC
is
urgent.
Ferroptosis,
an
iron-dependent
programmed
necrosis,
has
now
been
widely
considered
key
factor
affecting
tumorigenesis
progression
in
various
cancers.
Focusing
on
its
effect
NSCLC,
different
situations,
ferroptosis
can
be
triggered
or
restrained.
When
was
induced
it
available
to
inhibit
tumor
both
vitro
vivo.
The
dominating
mechanism
due
regulation
classic
ferroptosis-repressed
GSH-dependent
GPX4
signaling
pathway
instead
other
fractional
regulating
signal
axes
that
regulated
via
impacting
ROS,
cellular
iron
levels,
etc.
In
terms
prevention
GSH-independent
also
discovered,
interestingly
exhibiting
same
upstream
signaling.
addition,
this
review
summarizes
elaborates
their
association
specific
mechanisms
through
bioinformatics
analysis
multiple
experimental
evidence
from
cascades.
Finally,
points
out
possibility
working
resistance
emphasizing
potential.
Journal of Hematology & Oncology,
Journal Year:
2022,
Volume and Issue:
15(1)
Published: Sept. 14, 2022
Abstract
Regulated
cell
death
(RCD)
is
a
critical
and
active
process
that
controlled
by
specific
signal
transduction
pathways
can
be
regulated
genetic
signals
or
drug
interventions.
Meanwhile,
RCD
closely
related
to
the
occurrence
therapy
of
multiple
human
cancers.
Generally,
subroutines
are
key
tumorigenesis,
which
contributed
our
better
understanding
cancer
pathogenesis
therapeutics.
Indole
alkaloids
derived
from
natural
sources
well
defined
for
their
outstanding
biological
pharmacological
properties,
like
vincristine,
vinblastine,
staurosporine,
indirubin,
3,3′-diindolylmethane,
currently
used
in
clinic
under
clinical
assessment.
Moreover,
such
compounds
play
significant
role
discovering
novel
anticancer
agents.
Thus,
here
we
systemically
summarized
recent
advances
indole
as
agents
targeting
different
subroutines,
including
classical
apoptosis
autophagic
signaling
crucial
other
ferroptosis,
mitotic
catastrophe,
necroptosis,
anoikis,
cancer.
further
discussed
cross
talk
between
mediated
combined
strategies
(e.g.,
3,10-dibromofascaplysin
with
olaparib)
exhibit
therapeutic
potential
against
various
cancers
regulating
subroutines.
In
short,
information
provided
this
review
on
regulation
targets
expected
beneficial
design
molecules
greater
thereby
facilitating
development
new
therapy.
Graphic
abstract
Frontiers in Immunology,
Journal Year:
2022,
Volume and Issue:
13
Published: June 13, 2022
Necroptosis,
a
recently
discovered
programmed
cell
death,
has
been
pathologically
linked
to
various
diseases
and
is
thus
promising
target
for
treating
diseases.
However,
comprehensive
objective
report
on
the
current
status
of
entire
necroptosis
research
lacking.
Therefore,
this
study
aims
conduct
bibliometric
analysis
quantify
identify
quo
trending
issues
in
last
decade.Articles
were
acquired
from
Web
Science
Core
Collection
database.
We
used
two
tools
(CiteSpace
VOSviewer)
individual
impact
cooperation
information
by
analyzing
annual
publications,
journals,
co-cited
countries/regions,
institutions,
authors,
authors.
Afterwards,
we
identified
areas
co-occurrence
burst
keywords
references.From
2012
2021,
total
3,111
articles
published
786
academic
journals
19,687
authors
885
institutions
82
countries/regions.
The
majority
publications
China
United
States,
which
States
maintained
dominant
position
research;
meanwhile,
Chinese
Academy
Sciences
Ghent
University
most
active
institutions.
Peter
Vandenabeele
papers,
while
Alexei
Degterev
had
co-citations.
Cell
Death
&
Disease
papers
necroptosis,
was
top
1
journal,
major
area
these
molecular,
biology,
immunology.
High-frequency
mainly
included
those
that
are
molecularly
related
(MLKL,
TNF-alpha,
NF-κB,
RIPK3,
RIPK1),
pathological
process
(cell-death,
apoptosis,
necrosis,
inflammation),
disease
(cancer,
ischemia/reperfusion
injury,
infection,
carcinoma,
Alzheimer's
disease).Necroptosis
stable
stepwise
growth
past
decade.
Current
studies
focused
its
cross-talk
with
other
types
potential
applications
treatment,
further
mechanisms.
Among
them,
synergy
ferroptosis,
RIPK1/RIPK3/MLKL
studies,
association
inflammation
oxidative
stress
translational
applications,
therapeutic
treat
cancer
neurodegenerative
area.
These
might
provide
ideas
field.
Free Radical Biology and Medicine,
Journal Year:
2022,
Volume and Issue:
193, P. 202 - 212
Published: Oct. 10, 2022
Ferroptosis
is
a
novel
form
of
regulated
cell
death
characterized
by
the
iron-dependent
accumulation
lipid
peroxides
to
lethal
levels,
which
morphologically,
biochemically,
and
genetically
distinct
from
apoptosis,
necroptosis,
autophagy,
pyroptosis.
Manganese
play
an
important
role
in
innate
immunity
antitumor
immunity.
Many
manganese-based
nanomaterials
induce
tumor
catalyzing
production
reactive
oxygen
species
(ROS)
within
tumor.
However,
exact
underlying
mechanisms
remain
unclear.
As
research
on
ferroptosis
advances
its
regulatory
tumors
continue
be
refined,
more
evidence
has
suggested
that
triggering
cells
effective
strategy
for
treatment.
In
this
study,
we
found
administration
MnCl2
resulted
peroxidation
increased
levels
mitochondrial
ROS,
consequently
leading
ferroptosis.
Dihydroorotate
dehydrogenase
(DHODH)-mediated
defence
targetable
vulnerability
cancer.
We
show
downregulated
DHODH
expression
cells,
resulting
ROS
addition,
enhanced
phosphorylation
STING,
TBK1,
IRF3
upregulated
type-I
interferon
(IFN),
produced
cGAS-STING
signaling
pathway.
When
inhibiting
pathway
or
IFN,
was
restored,
reversing
rescuing
MnCl2-induced
ferroptosis..
Knockout
IFNAR1
overexpression
weakens
effect
MnCl2.
Mechanistically,
these
results
revealed
treatment-activated
promote
releasing
IFNs
reduce
function
thereby
inducing
cells.
This
may
provide
new
complement
existing
treatment
regimens.
International Journal of Molecular Sciences,
Journal Year:
2021,
Volume and Issue:
22(20), P. 10944 - 10944
Published: Oct. 10, 2021
The
overall
five-year
survival
rate
of
pancreatic
cancer
has
hardly
changed
in
the
past
few
decades
(less
than
10%)
because
resistance
to
all
known
therapies,
including
chemotherapeutic
drugs.
In
decades,
gemcitabine
been
at
forefront
treatment
for
ductal
adenocarcinoma,
but
more
strategies
combat
drug
need
be
explored.
One
promising
possibility
is
ferroptosis,
a
form
nonapoptotic
cell
death
that
depends
on
intracellular
iron
and
occurs
through
accumulation
lipid
reactive
oxygen
species,
which
are
significant
resistance.
this
article,
we
reviewed
gemcitabine-resistance
mechanisms;
assessed
relationship
among
tumorigenesis
resistance,
explored
new
method
cancer.