Molecular Abnormalities and Carcinogenesis in Barrett’s Esophagus: Implications for Cancer Treatment and Prevention
Thaís Cabral de Melo Viana,
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E. Nakamura,
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Amanda Park
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et al.
Genes,
Journal Year:
2025,
Volume and Issue:
16(3), P. 270 - 270
Published: Feb. 25, 2025
Background:
Barrett’s
esophagus
(BE)
is
described
by
the
transformation
of
normal
squamous
epithelium
into
metaplastic
columnar
epithelium,
driven
chronic
gastroesophageal
reflux
disease
(GERD).
BE
a
recognized
premalignant
condition
and
main
precursor
to
esophageal
adenocarcinoma
(EAC).
Understanding
molecular
mechanisms
underlying
carcinogenesis
crucial
for
improving
prevention,
surveillance,
treatment
strategies.
Methods:
This
narrative
review
examines
abnormalities
associated
with
progression
EAC.
Results:
study
highlights
inflammatory,
genetic,
epigenetic,
chromosomal
alterations,
emphasizing
key
pathways
biomarkers.
follows
multistep
process
involving
dysplasia
genetic
alterations
such
as
TP53
CDKN2A
(p16)
mutations,
instability,
dysregulation
like
PI3K/AKT/mTOR.
Epigenetic
including
aberrant
microRNA
expression
or
DNA
methylation,
further
contribute
this
progression.
These
changes
are
stage-specific,
some
occurring
early
in
during
transition
high-grade
Innovations
chemoprevention,
combining
proton
pump
inhibitors
aspirin,
potential
antireflux
surgery
halt
promising.
Incorporating
biomarkers
surveillance
strategies
advancing
precision
medicine
may
enable
earlier
detection
personalized
treatments.
Conclusions:
primary
preneoplastic
A
deeper
understanding
its
can
enhance
protocols,
optimize
management
inflammation,
refine
prevention
therapeutic
strategies,
ultimately
contributing
reduction
global
burden
Language: Английский
Molecular Mechanisms in the Transformation from Indolent to Aggressive B Cell Malignancies
Cancers,
Journal Year:
2025,
Volume and Issue:
17(5), P. 907 - 907
Published: March 6, 2025
Histological
transformation
(HT)
into
aggressive
lymphoma
is
a
turning
point
in
significant
fraction
of
patients
affected
by
indolent
lymphoproliferative
neoplasms,
namely,
chronic
lymphocytic
leukemia
(CLL),
follicular
(FL),
marginal
zone
lymphomas
(MZLs),
and
lymphoplasmacytic
(LPL)
[...]
Language: Английский
Prunin: An Emerging Anticancer Flavonoid
International Journal of Molecular Sciences,
Journal Year:
2025,
Volume and Issue:
26(6), P. 2678 - 2678
Published: March 16, 2025
Despite
the
substantial
advances
in
cancer
therapies,
developing
safe
and
effective
treatment
methodologies
is
critical.
Natural
(plant-derived
compounds),
such
as
flavonoids,
might
be
crucial
a
methodology
without
toxicity
toward
healthy
tissues.
Prunin
flavonoid
with
potential
to
used
biomedical
applications.
has
yet
undergo
thorough
scientific
research,
its
precise
molecular
mechanisms
of
action
remain
largely
unexplored.
This
review
summarizes
therapeutic
prunin
for
first
time,
focusing
on
underlying
an
anticancer
compound.
gained
significant
attention
due
antioxidant,
anti-inflammatory,
effects.
aims
unlock
how
functions
at
level
exert
effects,
primarily
modulating
key
cellular
pathways.
Furthermore,
we
have
discussed
prunin’s
adjunctive
therapy
conventional
treatments,
highlighting
ability
strengthen
responses
while
decreasing
drug
resistance.
Moreover,
discussion
probes
into
innovative
delivery
methods,
particularly
nanoformulations,
that
address
bioavailability,
solubility,
stability
limitations
optimize
application.
By
providing
comprehensive
analysis
properties,
this
stimulate
further
exploration
using
agent,
thereby
progressing
development
targeted,
selective,
safe,
methods.
Language: Английский
Identification of E3 Ubiquitin Ligase Substrates Using Biotin Ligase-Based Proximity Labeling Approaches
Biomedicines,
Journal Year:
2025,
Volume and Issue:
13(4), P. 854 - 854
Published: April 2, 2025
Ubiquitylation
is
a
post-translational
modification
originally
identified
as
the
first
step
in
protein
degradation
by
ubiquitin–proteasome
system.
also
known
to
regulate
many
cellular
processes
without
degrading
ubiquitylated
proteins.
Substrate
proteins
are
specifically
recognized
and
ubiquitin
ligases.
It
necessary
identify
substrates
for
each
ligase
understand
physiological
pathological
roles
of
ubiquitylation.
Recently,
promiscuous
mutant
biotin
derived
from
Escherichia
coli,
BioID,
its
variants
have
been
utilized
analyze
protein–protein
interaction.
In
this
review,
we
summarize
current
knowledge
regarding
molecular
mechanisms
underlying
ubiquitylation,
BioID-based
approaches
interactome
studies,
application
BirA
identification
substrates.
Language: Английский