MiR-335-5p Escaped from CircKIAA0586 Adsorption Contributes to Mechanical Overloading-induced Cartilage Degeneration by Targeting HELLS
Haoyu Xie,
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Yuheng Lu,
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Jianying Pan
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et al.
Research,
Journal Year:
2025,
Volume and Issue:
8
Published: Jan. 1, 2025
Mechanical
overload
is
a
critical
contributor
to
cartilage
degeneration
in
osteoarthritis
(OA)
pathogenesis.
Circular
RNA
(circRNA)
expected
provide
long-lasting
therapy
for
OA.
However,
the
involvement
of
circRNA-associated
competitive
endogenous
network
chondrocyte
senescence
induced
by
mechanical
overloading
remains
unestablished.
A
overloading-induced
model
human
primary
chondrocytes
constructed,
and
differences
expression
circRNAs
miRNAs
were
analyzed.
The
biological
roles
circKIAA0586/miR-335-5p
OA
progression
under
its
downstream
targets
determined
using
gain-
loss-of-function
experiments
various
biochemical
assays
chondrocytes.
vivo
effects
circKIAA0586
overexpression
also
destabilization
medial
meniscus
(DMM)
mice
aged
spontaneous
mice.
was
aggravated
miR-335-5p
or
knockdown.
Accumulated
DNA
damage
response
observed
following
overloading,
which
reduced
after
inhibition
supplementation.
MiR-335-5p
regulated
circKIA0586
adsorption.
HELLS
prominently
down-regulated
treatment.
Moreover,
bound
lymphoid-specific
helicase
(HELLS)
mRNA
during
demonstrated
mediate
nonhomologous
end
joining
(NHEJ)
pathway,
thereby
inducing
senescence.
In
addition,
delaying
protective
functions
validated
DMM
Our
findings
suggest
that
miR-335-5p,
escapes
adsorption,
facilitates
impairing
NHEJ
pathway
through
inhibition.
Overall,
targeting
circKIAA0586/miR-335-5p/HELLS
signaling
provides
novel
therapeutic
approach
Language: Английский
Biological roles of SLC16A1-AS1 lncRNA and its clinical impacts in tumors
Cancer Cell International,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: March 30, 2024
Language: Английский
The Intersection of Epigenetics and Senolytics in Mechanisms of Aging and Therapeutic Approaches
Biomolecules,
Journal Year:
2024,
Volume and Issue:
15(1), P. 18 - 18
Published: Dec. 26, 2024
The
biological
process
of
aging
is
influenced
by
a
complex
interplay
genetic,
environmental,
and
epigenetic
factors.
Recent
advancements
in
the
fields
epigenetics
senolytics
offer
promising
avenues
for
understanding
addressing
age-related
diseases.
Epigenetics
refers
to
heritable
changes
gene
expression
without
altering
DNA
sequence,
with
mechanisms
like
methylation,
histone
modification,
non-coding
RNA
regulation
playing
critical
roles
aging.
Senolytics,
class
drugs
targeting
eliminating
senescent
cells,
address
accumulation
dysfunctional
cells
that
contribute
tissue
degradation
chronic
inflammation
through
senescence-associated
secretory
phenotype.
This
scoping
review
examines
intersection
senolytic
therapies
aging,
focusing
on
their
combined
potential
therapeutic
interventions.
Senescent
display
distinct
signatures,
such
as
hypermethylation
modifications,
which
can
be
targeted
enhance
efficacy.
Epigenetic
reprogramming
strategies,
induced
pluripotent
stem
may
further
complement
rejuvenating
aged
cells.
Integrating
modulation
therapy
offers
dual
approach
improving
healthspan
mitigating
pathologies.
narrative
underscores
need
continued
research
into
molecular
underlying
these
interactions
suggests
future
directions
development,
including
clinical
trials,
biomarker
discovery,
combination
synergistically
target
processes.
Language: Английский