medRxiv (Cold Spring Harbor Laboratory),
Journal Year:
2024,
Volume and Issue:
unknown
Published: Feb. 13, 2024
Abstract
Sessile
serrated
lesions
(SSLs)
are
a
class
of
colon
polyps
which
challenging
to
detect
through
current
screening
methods
but
highly
associated
with
cancer.
We
reasoned
that
biomarker
sensitive
for
SSLs
would
be
clinically
useful
improve
detection.
Recent
endoscopic
and
histopathologic
studies
suggest
alterations
in
intestinal
mucin
expression
the
frequency
this
occurs
is
not
known.
performed
meta-analysis
available
pathologic
comparing
on
normal
colonic
mucosa,
tubular
adenomas
(TAs),
villous
(VAs),
traditional
(TSAs),
hyperplastic
(HPs).
searched
Medline,
Pubmed,
Embase
found
440
publications
topic,
18
total
met
inclusion.
MUC5AC
was
more
common
compared
mucosa
(OR=82.9,
p<0.01),
TAs
(OR=11,
TSAs
(OR=3.6,
p=0.04).
no
difference
between
versus
HPs
(OR=2.1,
p=0.09)
left
right
HPs,
an
OR=1.8,
p=0.23.
commonly
VAs,
SSLs,
while
cancers
declined.
also
upregulated
inflammatory
bowel
disease
response
infections.
highlights
potential
mucins
as
biomarkers,
though
specific
SSLs.
Further
research
into
clinical
utilization
could
enhance
SSL
Journal of Translational Medicine,
Journal Year:
2025,
Volume and Issue:
23(1)
Published: Jan. 13, 2025
Colorectal
cancer
(CRC)
is
the
third
most
prevalent
malignancy
and
second
leading
cause
of
cancer-related
mortality
worldwide,
with
an
increasing
shift
towards
younger
age
onset.
In
recent
years,
there
has
been
recognition
significance
tRNA-derived
small
RNAs
(tsRNAs),
encompassing
fragments
(tRFs)
tRNA
halves
(tiRNAs).
Their
involvement
in
regulating
translation,
gene
expression,
reverse
transcription,
epigenetics
gradually
come
to
light.
Emerging
research
revealed
dysregulation
tsRNAs
CRC,
implicating
their
role
CRC
initiation
progression,
highlighting
potential
early
diagnosis,
prognosis,
therapeutic
strategies.
Although
clinical
application
still
its
stages,
findings
highlight
a
close
relationship
between
biogenesis
function
tsRNAs,
chemical
modifications,
tumor
immune
microenvironment
(TIME).
Additionally,
similar
other
RNAs,
can
be
effectively
delivered
via
nanoparticles
(NPs).
Consequently,
future
should
focus
on
elucidating
concerning
base
TIME
regulation,
immunotherapy,
NPs
delivery
systems
facilitate
translation.
Frontiers in Oncology,
Journal Year:
2025,
Volume and Issue:
15
Published: Feb. 7, 2025
This
review
summarizes
the
applications
and
research
progress
of
organoid
models
in
colorectal
cancer
research.
First,
high
incidence
mortality
rates
are
introduced,
emphasizing
importance
organoids
as
a
model.
Second,
this
provides
detailed
introduction
to
concept,
biological
properties,
organoids,
including
their
strengths
mimicking
structural
functional
aspects
organs.
article
further
analyzes
adult
stem
cell-derived
pluripotent
discusses
advancements
for
basic
research,
drug
development,
personalized
treatment
evaluation
prediction,
regenerative
medicine.
Finally,
prospects
applying
technology
its
significant
value
improving
patient
survival
rates.
In
conclusion,
systematically
explains
highlighting
tremendous
potential
promising
Cell Reports,
Journal Year:
2024,
Volume and Issue:
43(6), P. 114270 - 114270
Published: May 23, 2024
Stem
cells
play
pivotal
roles
in
maintaining
intestinal
homeostasis,
orchestrating
regeneration,
and
key
steps
of
colorectal
cancer
(CRC)
initiation
progression.
Intriguingly,
adult
stem
are
reduced
during
many
these
processes.
On
the
contrary,
primitive
fetal
programs,
commonly
detected
development,
emerge
tissue
repair,
CRC
metastasis,
therapy
resistance.
Recent
findings
indicate
a
dynamic
continuum
between
cell
programs.
We
discuss
critical
mechanisms
facilitating
plasticity
states
highlight
heterogeneity
observed
upon
appearance
fetal-like
states.
focus
on
therapeutic
opportunities
that
arise
by
targeting
how
those
concepts
can
be
translated
into
clinic.
Cancer Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 16, 2025
ABSTRACT
Colorectal
cancer
(CRC)
is
well
characterized
in
terms
of
genetic
mutations
and
the
mechanisms
by
which
they
contribute
to
carcinogenesis.
Mutations
APC
,
TP53
KRAS
are
common
CRC,
indicating
key
roles
for
these
genes
tumor
development
progression.
However,
certain
tumors
with
low
frequencies
that
defined
location
molecular
phenotypes,
a
carcinogenic
mechanism
dependent
on
BRAF
has
been
proposed.
We
here
analyzed
targeted
sequence
data
linked
clinical
information
focusing
high
mutation
burden
(TMB)
order
identify
characteristics
associated
mutations,
their
relations
features,
carcinogenesis
lacking
major
driver
oncogenes.
Analysis
overall
confirmed
were
most
prevalent
our
cohort.
Compared
other
tumors,
TMB‐high
more
frequent
right
side
colon,
had
lower
higher
as
microsatellite
instability
(MSI)
score,
showed
greater
contribution
mutational
signature
MSI.
Ranking
variant
allele
play
role
early
suggested
related
DNA
damage
response
(such
ATM
POLE
)
MSI
MSH2
MSH6
may
precede
activation
serrated
pathway
tumors.
Our
results
thus
indicate
suggest
mismatch
repair
CRC.
European Journal of Cell Biology,
Journal Year:
2025,
Volume and Issue:
104(2), P. 151478 - 151478
Published: Feb. 6, 2025
Colorectal
cancer
(CRC)
organoids
provide
more
accurate
and
tissue-relevant
models
compared
to
conventional
two-dimensional
cultured
cell
cultures.
Mouse
CRC
organoids,
in
particular,
offer
unique
advantages
over
their
human
counterparts,
as
they
can
be
transplanted
into
immunocompetent
mice.
These
syngeneic
transplantation
create
a
robust
system
for
studying
biology
the
tumor
microenvironment
(TME).
This
article
discusses
development
applications
of
these
organoid
systems,
emphasizing
capacity
faithfully
recapitulate
vivo
progression,
metastasis,
immune
landscape.
Critical Reviews in Oncology/Hematology,
Journal Year:
2024,
Volume and Issue:
204, P. 104544 - 104544
Published: Oct. 25, 2024
The
intestinal
epithelium,
a
rapidly
renewing
tissue,
is
characterized
by
continuous
cell
turnover
that
occurs
through
well-coordinated
process
of
proliferation
and
differentiation.
This
dynamic
crucial
for
the
long-term
function
gastrointestinal
tract.
Disruption
this
can
lead
to
colorectal
carcinoma,
common
malignancy
worldwide.
first
part
review
focuses
on
cellular
composition
epithelium
molecular
mechanisms
control
its
functions,
describes
pathways
epithelial
transformation
tumor
progression.
forms
basis
understanding
development
progression
advanced
cancer.
second
deals
with
current
therapeutic
approaches
presents
latest
treatment
options,
ongoing
clinical
trials
new
drugs.
In
addition,
biological
medical
perspectives
adverse
effects
therapies
models
regeneration
are
highlighted
and,
finally,
future
options
discussed.
Journal of Cellular and Molecular Medicine,
Journal Year:
2024,
Volume and Issue:
28(16)
Published: Aug. 1, 2024
Abstract
Colorectal
cancer
(COCA)
has
a
poor
prognosis,
with
growing
evidence
implicating
basement
membranes
(BMs)
in
progression.
Our
goal
was
to
investigate
the
role
and
predictive
significance
of
BMs
COCA
patients.
We
obtained
BMs‐related
genes
from
cutting‐edge
research
used
TCGA
GTEx
databases
for
mRNA
expression
patient
information.
Cox
regression
LASSO
were
prognostic
gene
selection
risk
model
construction.
compared
prognosis
using
Kaplan–Meier
analysis
examined
drug
sensitivity
differences.
The
CMAP
dataset
identified
potential
small
molecule
drugs.
In
vitro
tests
involved
suppressing
crucial
observe
its
impact
on
tumour
metastasis.
developed
12
BMs‐based
approach,
finding
it
be
an
independent
factor.
Functional
showed
concentrated
cancer‐associated
pathways,
correlating
immune
cell
infiltration
checkpoint
activation.
High‐risk
individuals
exhibited
increased
sensitivity.
AGRN
levels
linked
decreased
progression‐free
survival
(
p
<
0.001).
knockdown
suppressed
growth
study
offers
new
perspectives
COCA,
concluding
that
is
dependable
biomarker
prognosis.