Haematologica,
Journal Year:
2023,
Volume and Issue:
unknown
Published: April 6, 2023
Chronic
myeloid
leukemia
(CML)
is
a
hematologic
malignancy
associated
to
an
unregulated
growth
of
cells
in
bone
marrow
(BM)
and
peripheral
blood
(PB),
characterized
by
the
BCR-ABL1
translocation.
Given
known
cytokine
impairment
leukemic
niche
CML,
we
investigated
impact
this
microenvironmental
dysregulation
on
innate
lymphoid
(ILC),
whose
role
cancer
has
recently
emerged.
Three
ILC
subsets
are
identified
based
transcriptional
profiles
secretion.
We
observed
that
interleukin
18
(IL-18)
vascular
endothelial
factor
A
(VEGF-A)
increased
CML
patients'
sera
ILC2
enriched
PB
BM.
found
IL-18
drives
proliferation
highly
express
CXCR4
CXCR7
BM-homing
receptors,
potentially
explaining
their
enrichment
BM,
respectively.
Next,
showed
hyper-activated
through
tumor-derived
VEGF-Adependent
mechanism,
which
leads
higher
IL-13
In
response
IL-13,
increase
clonogenic
capacity.
Finally,
discovered
pro-tumoral
axis
involving
VEGF-A,
was
disrupted
upon
tyrosine
kinase
inhibitor
treatment,
normalizing
levels
all
these
players
patients
responding
therapy.
Overall,
our
study
uncovers
involvement
progression,
mediated
VEGF-A
IL-18.
Exploration of Targeted Anti-tumor Therapy,
Journal Year:
2024,
Volume and Issue:
5(2), P. 296 - 315
Published: April 23, 2024
Innate
lymphoid
cells
(ILCs)
are
the
most
recently
discovered
class
of
innate
immune
found
to
have
prominent
roles
in
various
human
immune-related
pathologies
such
as
infection
and
autoimmune
diseases.
However,
their
role
cancer
was
largely
unclear
until
recently,
where
several
emerging
studies
over
past
few
years
unanimously
demonstrate
ILCs
be
critical
players
tumour
immunity.
Being
counterpart
T
cells,
potent
cytokine
producers
through
which
they
orchestrate
overall
response
upstream
adaptive
immunity
thereby
modulating
cell
function.
Out
major
ILC
subsets,
ILC1s
gained
significant
traction
potential
immunotherapeutic
candidates
due
central
involvement
with
anti-tumour
type
1
response.
well-established
interferon
γ
(IFNγ),
exert
direct
cytotoxicity
against
interleukin-15
(IL-15).
advanced
diseases,
an
exhausted
phenotype
microenvironment
(TME)
impaired
effector
functions,
characterised
by
decreased
responsiveness
cytokines
reduced
IFNγ
production.
Tumour
produce
immunomodulatory
transforming
growth
factor
β
(TGFβ)
IL-23,
these
suppress
ILC1
actfivities
converts
pro-tumoural
ILC3s
respectively,
resulting
disease
progression.
This
review
provides
a
comprehensive
overview
immunity,
discusses
exciting
prospects
harnessing
for
immunotherapy,
either
alone
or
combination
cytokine-based
treatment.
The
targeting
system
may
surmount
limitations
associated
cell-based
strategies
used
clinic
currently,
overcome
resistance.
Current Molecular Pharmacology,
Journal Year:
2023,
Volume and Issue:
17
Published: Sept. 11, 2023
Disease
relapse
and
therapy
resistance
remain
serious
impediments
to
treating
cancer.
Leukemia
stem
cells
(LSC)
are
resistant
the
cause
of
relapse.
A
state
deep
quiescence
appears
enable
cancer
(CSC)
acquire
new
somatic
mutations
essential
for
disease
progression
resistance.
Both
normal
hematopoietic
(HSC)
LSC
share
many
common
features,
thereby
complicating
safe
elimination
LSC.
recent
study
demonstrated
that
long
lived
oocytes
exist
without
mitochondrial
complex
I
(MC-1),
expressing
it
in
a
developmentally
regulated
fashion,
mitigating
their
vulnerability
ROS.
Quiescent
CSC
rely
on
FAO,
expression,
avoiding
generation
damaging
ROS,
similar
human
cells.
deeper
understanding
biology
is
important
development
optimal
strategies
attain
complete
leukemia
cures.Here,
using
scRNA-sequencing
ATAC-seq
primary
chronic
myelogenous
(CML)
patient
samples,
combined
with
bioinformatics
analyses,
we
further
examine
heterogeneity
previously
characterized
vitro
imatinib-selected
CD34-CD38-
CML
population.
We
utilized
series
functional
including
single-cell
metabolomic
Seahorse
validate
existence
deepest
quiescent
initiators
(LI)
subset.Current
revealed
patients
two
functionally
distinct
states.
The
most
deeply
LI
suppress
expression
MC-1,
yet
highly
dependent
fatty
acid
oxidation
(FAO)
metabolic
requirements
increased
chromatin
accessibility
this
population,
all
consistent
an
extremely
primitive,
stemness
transcriptional
signature.
Importantly,
specific
CREB
binding
protein
(CBP)/β-catenin
antagonist
ICG-001
initiates
differentiation
LSC,
LI,
decreases
increasing
CD34,
CD38
BCR-ABL1,
resensitizing
them
imatinib.We
investigated
biological
aspects
related
ability
small
molecule
CBP/β-catenin
antagonists
safely
eliminate
CSC.
These
observations
may
represent
attractive
generalizable
therapeutic
strategy
could
help
develop
better
protocols
eradicate
Seminars in Immunology,
Journal Year:
2022,
Volume and Issue:
61-64, P. 101654 - 101654
Published: Oct. 25, 2022
The
family
of
innate
lymphoid
cells
(ILCs)
are
composed
five
canonical
subsets,
NK
cells,
ILC1,
ILC2,
ILC3
and
Lymphoid
tissue
inducer
cells.
ILCs
have
important
functions
in
early
stages
immune
response
towards
infectious
agents.
highly
plastic
enabling
rapid
modification
their
dependent
on
the
type
microbe
environment
to
optimally
counter
these
microbes.
Data
that
still
accumulate
a
pace
indicate
also
involved
immunity
against
tumor
Paradoxically
ILC
subsets
been
shown
suppressing
promoting
activities.
In
this
brief
review
we
provide
snapshot
our
current
knowledge
characteristics
infiltrating
speculate
how
can
be
harnessed
mediate
anti-tumor
immunity.
Haematologica,
Journal Year:
2023,
Volume and Issue:
unknown
Published: April 6, 2023
Chronic
myeloid
leukemia
(CML)
is
a
hematologic
malignancy
associated
to
an
unregulated
growth
of
cells
in
bone
marrow
(BM)
and
peripheral
blood
(PB),
characterized
by
the
BCR-ABL1
translocation.
Given
known
cytokine
impairment
leukemic
niche
CML,
we
investigated
impact
this
microenvironmental
dysregulation
on
innate
lymphoid
(ILC),
whose
role
cancer
has
recently
emerged.
Three
ILC
subsets
are
identified
based
transcriptional
profiles
secretion.
We
observed
that
interleukin
18
(IL-18)
vascular
endothelial
factor
A
(VEGF-A)
increased
CML
patients'
sera
ILC2
enriched
PB
BM.
found
IL-18
drives
proliferation
highly
express
CXCR4
CXCR7
BM-homing
receptors,
potentially
explaining
their
enrichment
BM,
respectively.
Next,
showed
hyper-activated
through
tumor-derived
VEGF-Adependent
mechanism,
which
leads
higher
IL-13
In
response
IL-13,
increase
clonogenic
capacity.
Finally,
discovered
pro-tumoral
axis
involving
VEGF-A,
was
disrupted
upon
tyrosine
kinase
inhibitor
treatment,
normalizing
levels
all
these
players
patients
responding
therapy.
Overall,
our
study
uncovers
involvement
progression,
mediated
VEGF-A
IL-18.