Journal of Periodontal Research,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 25, 2025
ABSTRACT
Aim
To
investigate
the
role
of
Toll‐like
receptor
7
(TLR7)
in
periodontitis
and
its
potential
mechanisms.
Methods
TLR7
expression
periodontal
tissues
was
analyzed
using
GEO
database
single‐cell
sequencing
data
confirmed
with
gingival
samples
from
healthy
individuals
patients.
In
vivo,
a
mouse
model
used
to
assess
effect
M5049,
TLR7's
inhibitor,
on
alveolar
bone
loss
inflammation.
vitro,
marrow‐derived
macrophages
(BMDMs)
were
treated
Imiquimod
activate
TLR7.
The
inflammatory
response
further
evaluated
Pg
‐LPS‐stimulated
BMDMs,
knockdown
NF‐κB
inhibition
by
PDTC.
Results
patients
significantly
elevated
compared
tissues.
reduced
inflammation,
decreased
osteoclast
formation
cytokine
expression.
activation
heightened
inflammation;
conversely,
diminished
expression,
suggesting
for
TLR7‐mediated
responses.
Conclusion
is
upregulated
may
promote
progression
disease
activating
signaling
pathway,
potentially
serving
as
therapeutic
target.
findings
reveal
novel
highlight
TLR7‐NF‐κB
axis
key
pathway
pathogenesis,
broader
implications
understanding
treating
conditions.
BMC Oral Health,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: Feb. 4, 2024
Abstract
Background
Periodontitis
is
closely
associated
with
chronic
systemic
diseases.
Healthy
lifestyle
interventions
have
health-enhancing
effects
on
disorders
and
periodontitis,
but
the
extent
to
which
healthy
combinations
are
periodontitis
unclear.
Therefore,
this
study
aimed
investigate
association
between
different
combinations.
Methods
5611
participants
were
included
from
National
Health
Nutrition
Examination
Survey
(NHANES,
2009–2014).
Six
lifestyles
factors
defined
as
fulfilling
either:
non-smoking,
moderate
drinking,
body
mass
index
(BMI),
physical
activity,
sleep
appropriate
total
energy
intake.
Then,
adjusted
logistic
regression
models
performed
identify
scoring
system
composed
of
six
(0–6
scale).
Finally,
scenarios
dynamically
randomly
combined
optimal
personalized
combination
mode.
Results
Higher
scores
significantly
lower
prevalence
(
p
<
0.05).
Four
(smoking,
BMI,
sleep)
varied
groups
Smoking
was
considered
a
strong
independent
risk
factor
for
in
both
former
current
smokers.
further
indicated
that
these
four
played
most
essential
role
determining
magnitude
occurrence
(odds
ratio
[OR]:
0.33;
95%
confidence
interval
[CI]:
0.21
0.50).
In
population,
majority
three
outperformed
two
models,
whereas
two-combination
nonsmoking-drinking
(OR:
0.39;
CI:
0.27
0.58)
had
relatively
than
three-combination
drinking-BMI-sleep
0.42;
0.26
0.66).
Conclusion
This
cross-sectional
suggests
smoking,
related
smoking
principal
among
them.
provides
various
customized
prevention.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(7), P. 8442 - 8458
Published: Feb. 9, 2024
The
disruption
of
host–microbe
homeostasis
and
uncontrolled
inflammatory
response
have
been
considered
as
vital
causes
for
developing
periodontitis,
subsequently
leading
to
an
imbalance
between
the
bone
immune
system
collapse
homeostasis.
Consequently,
strategies
modulate
metabolization
become
a
promising
approach
prevent
treat
periodontitis.
In
this
study,
we
investigated
cooperative
effects
Nel-like
molecule
type
1
(Nell-1)
gold
nanoparticles
(AuNPs)
on
macrophage
polarization,
osteoclast
differentiation,
corresponding
functions
in
experimental
model
periodontitis
rats.
Nell-1-combined
AuNPs
vitro
studies
were
found
reduce
production
factors
(TNF-α,
p
<
0.0001;
IL-6,
=
0.0012),
ratio
M2/M1
macrophages
by
inducing
polarization
into
M2
phenotype,
inhibit
cell
fusion,
maturation,
activity
osteoclasts.
Furthermore,
local
application
vivo
resulted
alleviation
damages
periodontal
tissues,
modulation
osteoclasts,
alteration
microbiota,
which
relative
abundance
probiotic
Bifidobacterium
increased
(p
0.05).
These
findings
reveal
that
could
be
drug
candidate
prevention
treatment
However,
did
not
show
organ
toxicity
or
impair
integrity
intestinal
epithelium
but
alter
gut
dysbiosis
microbiota.
adverse
impact
changes
microbiota
needs
further
investigated.
Nonetheless,
study
provides
novel
perspective
direction
biological
safety
assessment
biomaterials
oral
clinical
applications.
ACS Biomaterials Science & Engineering,
Journal Year:
2024,
Volume and Issue:
10(5), P. 2742 - 2761
Published: April 19, 2024
Periodontitis
is
a
common
condition
characterized
by
bacterial
infection
and
the
disruption
of
body's
immune-inflammatory
response,
which
causes
damage
to
teeth
supporting
tissues
eventually
results
in
tooth
loss.
Current
therapy
involves
systemic
local
administration
antibiotics.
However,
existing
treatments
cannot
exert
effective,
sustained
release
maintain
an
effective
therapeutic
concentration
drug
at
lesion
site.
Hydrogels
are
used
treat
periodontitis
due
their
low
cytotoxicity,
exceptional
water
retention
capability,
controlled
profile.
can
imitate
extracellular
matrix
periodontal
cells
while
offering
suitable
sites
load
This
article
reviews
utilization
hydrogels
for
based
on
pathogenesis
clinical
manifestations
disease.
Additionally,
latest
strategies
smart
main
techniques
hydrogel
preparation
have
been
discussed.
The
information
will
aid
designing
preparing
future
treatment.
BMC Oral Health,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: May 6, 2024
Abstract
Background
Periodontitis
is
a
complex
chronic
inflammatory
disease
that
particularly
associated
with
health-related
conditions
such
as
smoking,
excessive
drinking
and
depression.
This
research
aimed
to
investigate
the
interaction
between
these
lifestyles
factors
on
periodontitis
risk.
Methods
study
included
participants
who
participated
in
National
Health
Nutrition
Examination
Survey
United
States
2009
2014.
They
had
completed
oral
health-periodontal
examination,
Smoking-Cigarette
Use
Questionnaire,
Alcohol
Patient
Questionnaire.
Periodontal
clinical
attachment
loss
(CAL)
of
3
mm
or
more
Questionnaire-9
(PHQ-9)
10
scores
were
used
identify
depression,
respectively.
Daily
alcohol
consumption
past
year
was
classified
into
three
levels:
low
(1
drink
less),
moderate
(between
1
drinks),
heavy
(4
drinks
more),
while
smoking
defined
having
smoked
at
least
100
cigarettes
one's
lifetime.
Then,
logistic
regression
combined
models
analyze
independent
effects
depression
Results
The
results
indicated
statistically
significant
multiplicative
relation
development
periodontitis,
both
overall
population
(
P
=
0.03)
among
male
0.03).
Furthermore,
individuals
experiencing
found
significantly
increase
prevalence
by
129%
younger
age
group
compared
non-smokers
(odds
ratio
[OR]:
2.29;
95%
confidence
interval
[CI]:
1.10
4.76).
However,
only
females
<
0.05).
There
dose-dependent
relationship
frequency
prevalence.
In
population,
occasional
(OR:
1.70;
CI:
1.22
2.37)
regular
2.28;
1.68
3.11)
increased
without
two
factors.
Conclusion
These
suggested
there
interactive
risk
policies
healthy
behaviours
mental
health
may
be
beneficial
for
our
health.
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(3), P. 3012 - 3012
Published: Feb. 3, 2023
Both
periodontitis
and
Coronavirus
disease
2019
(COVID-19)
pose
grave
threats
to
public
health
social
order,
endanger
human
life,
place
a
significant
financial
strain
on
the
global
healthcare
system.
Since
COVID-19
pandemic,
mounting
research
has
revealed
link
between
periodontitis.
It
is
critical
comprehend
immunological
mechanisms
of
two
illnesses
as
well
their
interaction.
Much
evidence
showed
that
there
are
many
similar
inflammatory
pathways
COVID-19,
such
NF-κB
pathway,
NLRP3/IL-1β
IL-6
signaling
pathway.
Common
risk
factors
gender,
lifestyle,
comorbidities
contribute
severity
both
diseases.
Revealing
internal
relationship
diseases
conducive
treatment
in
an
emergency
period.
also
maintain
good
oral
hygiene
positive
attitude
during
treatment.
This
review
covers
four
main
areas:
mechanisms,
common
factors,
association
diseases,
possible
interventions
potential
targets.
These
will
provide
ideas
for
drug
development
clinical
Periodontology 2000,
Journal Year:
2023,
Volume and Issue:
94(1), P. 532 - 538
Published: June 21, 2023
Abstract
Localized
juvenile
(aggressive)
periodontitis
starts
at
puberty
in
otherwise
healthy
individuals
and
involves
the
proximal
surfaces
of
permanent
incisors
first
molars.
The
disease
destroys
a
sizeable
amount
periodontal
bone
within
few
months
despite
minimal
dental
plaque
gingival
tissue
inflammation.
Cytomegalovirus
Epstein–Barr
virus,
as
well
two
main
periodontopathic
bacteria
Aggregatibacter
actinomycetemcomitans
Porphyromonas
gingivalis
,
are
linked
to
periodontitis.
Juvenile
periodontitis‐affected
teeth
show
cementum
hypoplasia.
We
hypothesize
that
an
active
herpesvirus
infection,
time
root
formation,
hampers
formation
and,
puberty,
reactivation
triggers
upgrowth
bacterial
pathogens
which
produce
rapid
destruction
on
with
defective
periodontium.
A
pathogenic
interaction
between
herpesviruses
can
potentially
explain
etiology
incisor‐first
molar
destructive
pattern
Effective
treatment
may
target
herpesvirus‐bacteria
co‐infection.
Biomaterials Research,
Journal Year:
2023,
Volume and Issue:
27(1)
Published: Feb. 9, 2023
Studies
have
reported
on
the
significance
of
copper
incorporated
nanomaterials
(CINMs)
in
cancer
theranostics
and
tissue
regeneration.
Given
their
unique
physicochemical
properties
tunable
nanostructures,
CINMs
are
used
photothermal
therapy
(PTT)
photothermal-derived
combination
therapies.
They
potential
to
overcome
challenges
unsatisfactory
efficacy
conventional
therapies
an
efficient
non-invasive
manner.
This
review
summarizes
recent
advances
CINMs-based
PTT
biomedicine.
First,
classification
structure
introduced.
tumors
guided
by
multiple
imaging
modalities
then
reviewed.
Various
representative
designs
bone,
skin
other
organs
presented.
Furthermore,
biosafety
is
discussed.
Finally,
this
analysis
delves
into
current
that
researchers
face
offers
optimistic
outlook
prospects
clinical
translational
research
field.
aims
at
elucidating
applications
derived
biomedicine
encourage
future
design
translation.
Molecular Medicine Reports,
Journal Year:
2023,
Volume and Issue:
28(5)
Published: Sept. 22, 2023
Macrophage
pyroptosis
and
related
inflammatory
responses
play
an
important
role
in
periodontitis.
Kynurenic
acid
(KA)
is
hypothesized
to
have
anti‑inflammatory
potential,
but
whether
KA
can
inhibit
macrophage
the
underlying
mechanisms
remain
unclear.
Lipopolysaccharide
(LPS)
was
used
induce
THP‑1‑derived
macrophages.
or
ML385
pretreat
macrophages,
after
which,
cell
viability,
NOD‑like
receptor
protein
3
(NLRP3)
inflammasome‑related
expression,
oxidative
stress
levels
nuclear
factor
erythroid
2‑related
2
(NRF2)
expression
were
measured.
The
results
showed
that
improved
LPS‑induced
decrease
viability
lactate
dehydrogenase
release.
prevented
THP‑1
induced
by
LPS
reducing
of
NLRP3,
Gasdermin‑D,
Caspase1,
decreased
factors.
suppressed
NLRP3
inflammasome
activation
inhibiting
ROS
overproduction
increasing
Heme
Oxygenase
1
glutathione
levels.
Moreover,
promoted
NRF2
translocation
from
cytoplasm
nucleus.
In
addition,
anti‑pyroptotic
antioxidant
effects
reversed
inhibition
NRF2.
present
study,
it
found
significantly
LPS.
It
further
demonstrated
mediated
pathway.