Cell Proliferation,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 17, 2024
Abstract
Degeneration
of
the
cochlear
spiral
ganglion
neurons
(SGNs)
is
one
major
causes
sensorineural
hearing
loss
and
significantly
impacts
outcomes
implantation.
Functional
regeneration
SGNs
holds
great
promise
for
treating
loss.
In
this
study,
we
systematically
screened
33
transcriptional
regulators
implicated
in
neuronal
SGN
fate.
Using
gene
expression
array
principal
component
analyses,
identified
a
sequential
combination
Ascl1,
Pou4f1
Myt1l
(APM)
promoting
functional
reprogramming
SGNs.
The
induced
by
APM
expressed
mature
lineage‐specific
markers,
displayed
SGN‐like
electrophysiological
characteristics
exhibited
single‐cell
transcriptomes
resembling
endogenous
Thus,
transcription
factors
may
serve
as
novel
candidates
direct
recovery
due
to
damages.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(40)
Published: Aug. 29, 2024
Abstract
Mammalian
cochlea
spiral
ganglion
neurons
(SGNs)
are
crucial
for
sound
transmission,
they
can
be
damaged
by
chemotherapy
drug
cisplatin
and
lead
to
irreversible
sensorineural
hearing
loss
(SNHL),
while
such
damage
also
render
cochlear
implants
ineffective.
However,
the
mechanisms
underlying
cisplatin‐induced
SGNs
subsequent
SNHL
still
under
debate
there
is
no
currently
effective
clinical
treatment.
Here,
this
study
demonstrates
that
ferroptosis
triggered
in
following
exposure
cisplatin.
Inhibiting
protects
against
loss,
inducing
intensifies
these
effects.
Furthermore,
prompts
nuclear
receptor
coactivator
4
(NCOA4)‐mediated
ferritinophagy
SGNs,
knocking
down
NCOA4
mitigates
loss.
Notably,
upstream
regulator
of
identified
transcription
factor
forkhead
box
O1
(FOXO1)
shown
directly
suppress
expression
SGNs.
The
FOXO1
amplifies
NCOA4‐mediated
ferritinophagy,
increases
lipid
peroxidation,
disrupting
interaction
between
knock
out
mice
prevents
SGN
Collectively,
highlights
critical
role
FOXO1‐NCOA4
axis
regulating
damage,
offering
promising
therapeutic
targets
mitigation.
Aging Cell,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 28, 2025
ABSTRACT
Inflammation
plays
an
important
role
in
age‐related
hearing
loss
(ARHL).
Transforming
growth
factor‐β‐activated
protein
1
(TAK1),
a
key
factor
upstream
of
inflammatory
pathways,
mediates
various
cell
death
potentially
influencing
the
survival
and
cochlear
hair
cells.
The
DBA/2
J
mouse
model
HEI‐OC1
line
were
used
to
investigate
mechanism
TAK1‐mediated
inflammation
ARHL.
Hematoxylin
eosin
staining
revealed
significant
histological
damage
cochlea
16‐week‐old
mice,
along
with
increase
auditory‐evoked
brainstem
response
thresholds.
Concurrently,
TAK1
mRNA
levels
decreased
sharply,
necroptosis
significantly
increased
indicating
correlation
between
expression,
necroptosis,
loss.
We
subsequently
constructed
knockdown
overexpression
cells
for
further
investigation.
activated
necroptotic
pathway,
characterized
by
up‐regulation
RIPK3
MLKL
,
down‐regulation
NF‐κB
Caspase
8
.
However,
successfully
prevented
cells,
leading
decreases
treated
inhibitors
found
that
they
could
reverse
caused
This
preliminary
study
shows
pathways
play
pathogenesis
Advanced Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 7, 2025
Cisplatin
can
cause
irreversible
hearing
loss.
However,
effective
approaches
to
its
prevention
are
not
established.
In
this
study,
the
effect
of
traditional
Chinese
medicine
monomer
pinoresinol
diglucoside
(PDG)
is
evaluated
on
cisplatin-induced
ototoxicity
and
underlying
mechanism
action.
PDG
significantly
increases
cell
viability
inhibits
reactive
oxygen
species
production
ferroptosis
in
cisplatin-treated
House
Ear
Institute-Organ
Corti
1
cells
basilar
membranes.
partially
restores
loss
caused
by
cisplatin.
Transcriptome
sequencing
identifies
Suppressor
Cytokine
Signaling
(SOCS1),
which
elevated
cisplatin-only
group
but
reduced
after
application.
SOCS1
a
ferroptosis-promoting
factor,
knocking
it
down
nuclear
receptor
coactivator
4
(NCOA4)
ferritinophagy.
Transmission
electron
microscopy
reveals
that
reduces
number
autophagic
lysosomes
induced
Co-immunoprecipitation
performed
confirm
interaction
between
NCOA4.
Taken
together,
these
results
indicate
NCOA4-mediated
ferritinophagy
downregulating
SOCS1,
ototoxicity.
This
study
provides
new
clinical
option
for
PLoS ONE,
Journal Year:
2025,
Volume and Issue:
20(4), P. e0321751 - e0321751
Published: April 16, 2025
Objective
The
aim
of
this
study
is
to
use
network
pharmacology
and
data
mining
explore
the
role
traditional
Chinese
medicine
(TCM)
in
ischemic
stroke
(IS)
intervention
by
ferroptosis
regulation.
results
will
provide
reference
for
related
research
on
IS.
Methods
ferroptosis-related
targets
were
obtained
from
GeneCards,
GeneCLiP3,
FerrDdb
databases,
while
IS
sourced
GeneCards
DisGeNET
databases.
Venny
was
used
identify
associated
with
ferroptosis.
A
protein-protein
interaction
(PPI)
analysis
then
conducted,
machine
learning
screening
validate
these
potential
targets.
that
met
specific
criteria
their
compounds
allowed
us
select
TCMs.
mechanistic
conducted
using
DAVID
database.
PPI
diagrams,
target-compound
target-compound-TCM
diagrams
constructed.
Finally,
molecular
docking
technology
verify
binding
activities
TCM
core
components
identified
In
addition,
properties,
flavors,
meridian
tropism,
therapeutic
effects
candidate
TCMs
analyzed
statistically
evaluated.
Results
total
706
obtained,
14
learning.
Furthermore,
413
301
screened,
prescriptions
stable.
primarily
exhibited
cold,
warm,
bitter
taste,
pungent
liver
meridian,
heat-cleaning
medicinal,
tonify
deficiency
properties.
Conclusions
This
investigated
regulation
TCM.
We
began
investigating
ferroptosis,
we
also
relevant
mechanism
ABSTRACT
Aims
This
study
examined
the
effect
of
4,4′‐diisothiocyanostilbene‐2,2′‐disulfonic
acid
(DIDS),
an
anion
channel
blocker
voltage‐dependent
1
(VDAC1),
on
noise‐induced
hearing
loss
(NIHL)
and
its
underlying
mechanisms.
Methods
Cochlear
explants
House
Ear
Institute‐Organ
Corti
(HEI‐OC1)
cells
were
used
to
assess
DIDS
in
vitro.
Auditory
brainstem
responses
auditory
functions
mice.
Immunofluorescence
staining
myosin
7a
CTBP2
examine
hair
synaptic
ribbons.
The
accumulation
reactive
oxygen
species
(ROS)
was
measured
by
4‐HNE
staining.
gene
expression
changes
cochlea
analyzed
using
RNA
sequencing.
Results
reduced
levels
ROS
cochlear
attenuated
cell
death
caused
hydrogen
peroxide
both
HEI‐OC1
cells.
In
C57BL/6
mice,
generation
tumor
necrosis
factor‐α
induced
noise
exposure,
thereby
protecting
outer
inner
ribbons
from
damage
through
a
mechanism
involving
PINK1/Parkin
signaling
pathway.
preventive
eliminated
mitophagy
inhibition.
Conclusion
VDAC1
inhibition
enhances
cells,
playing
critical
role
defending
against
oxidative
stress
inflammation.
Downregulation
may
thus
be
considered
therapeutic
strategy
for
preventing
reducing
NIHL.
Frontiers in Neuroscience,
Journal Year:
2025,
Volume and Issue:
19
Published: May 12, 2025
Neurological
disorders
represent
a
major
global
health
concern
owing
to
their
intricate
pathological
processes.
Ferroptosis,
defined
as
form
of
cell
death
that
is
reliant
on
iron,
has
been
closely
linked
various
neurological
conditions.
The
fundamental
process
underlying
ferroptosis
by
the
excessive
buildup
iron
ions,
which
initiates
lipid
peroxidation
processes
leading
cellular
demise.
Neurons,
highly
metabolically
active
cells,
are
susceptible
oxidative
stress,
and
imbalances
in
metabolism
can
directly
initiate
process.
In
neurodegenerative
like
Alzheimer's
disease
Parkinson's
disease,
driven
accumulation
represents
connection.
Although
connection
between
diseases
clear,
clinical
application
still
faces
challenges,
such
precise
regulation
metabolism,
development
specific
drugs,
assessment
efficacy.
limited
comprehension
mechanism
hinders
personalized
treatment
approaches.
Consequently,
subsequent
investigations
must
tackle
these
obstacles
facilitate
ferroptosis-associated
therapies
disorders.
This
article
provides
comprehensive
overview
most
recent
advancements
regarding
mechanisms
ferroptosis.
Subsequently,
study
investigates
mechanistic
contributions
within
nervous
system.
conclusion,
we
evaluate
deliberate
targeted
therapeutic
strategies
associated
with