Network Analysis as a Method for Identifying Operational Modes of Cold Atmospheric Plasma Jets
Plasma,
Год журнала:
2025,
Номер
8(1), С. 10 - 10
Опубликована: Март 10, 2025
Network
analysis
is
a
convenient
method
for
analyzing
cold
atmospheric
plasma
(CAP)
devices
across
wide
range
of
operating
conditions.
By
using
frequency
and
voltage
as
nodes
in
the
network,
edges
are
formed
between
when
combination
results
an
ignited
jet.
Singular
value
decomposition
used
to
identify
modalities
network
that
representative
operational
modes
An
spectra
produced
by
jet
provides
validation
shows
predominately
affect
operation
with
remarkable
independence.
Язык: Английский
Voltage Dependent Effect of Spiral Wound Plasma Discharge on DBC1.2 Cellular Integrity
Plasma,
Год журнала:
2025,
Номер
8(2), С. 15 - 15
Опубликована: Апрель 12, 2025
Low
temperature
plasmas
(LTPs)
generated
at
atmospheric
pressure
and
room
have
gained
increasing
attention
in
biomedical
research
due
to
their
ability
control
cellular
behavior
through
the
production
of
reactive
oxygen
nitrogen
species
(RONS),
electric
fields,
UV
radiation.
Among
several
LTP
configurations,
dielectric
barrier
discharge
(DBD)
plasma
has
been
extensively
studied
for
its
stimulate
controlled
biological
effects
while
maintaining
low
gas
temperature,
making
it
suitable
cell-based
applications.
This
study
designed
a
novel
spiral-wound
DBD
device
investigate
voltage-dependent
on
DBC1.2
epithelial
cells.
Plasma
was
applied
2
kVp-p,
3
4
kVp-p
evaluate
effect
permeability,
mitochondrial
activity,
viability,
apoptosis.
FITC-dextran-70
(FD-70,
MW:
70
kDa)
used
as
model
permeation
marker
assess
uptake.
The
results
showed
increase
FD-70
uptake,
suggesting
improved
plasma-assisted
drug
delivery.
cell
evaluated
with
MT-1
MitoMP
detection
kit,
revealed
that
exposure
slightly
enhanced
membrane
potential
(MMP),
signifying
increased
metabolic
whereas
led
reduction
MMP,
oxidative
stress
early
Early
late
apoptosis
further
assessed
using
FITC
Annexin-V
propidium
iodide
(PI).
viability
reduced
apoptotic
when
compared
control.
However,
kV,
there
decline
an
apoptosis,
shift
towards
plasma-induced
cytotoxicity.
established
safe
threshold
cells
explored
use
applications,
particularly
delivery
modulation.
Язык: Английский
Improving osteogenic properties of zirconia ceramic via glow discharge plasma-enhanced deposition of amine organic compound
Journal of Dental Sciences,
Год журнала:
2024,
Номер
20(1), С. 178 - 188
Опубликована: Авг. 29, 2024
Osseointegration
potential
is
greatly
depended
on
the
interaction
between
bone
cells
and
dental
implant
surface.
Since
zirconia
ceramic
has
a
bioinert
surface,
functionalization
of
surface
with
an
organic
compound
allylamine
was
conducted
to
overcome
its
drawback
minimal
surrounding
bone.
The
initially
treated
argon
glow
discharge
plasma
(GDP),
then
combined
amine
at
three
different
conditions
50-W,
75-W
85-W,
prepare
final
samples.
characteristics
cell
biocompatibility
were
evaluated.
Surface
morphology
analysis
revealed
bulbous
pattern
allylamine-treated
sample
groups.
aromatic
C-H,
C-O,
N-H,
C
ˆ
C,
C-H
stretching
functional
groups
have
been
identified.
roughness
increased,
hydrophilicity
improved
after
modification.
Cell
viability
showed
highest
result
for
50-W
(A50)
group.
Alkaline
phosphatase
(ALP)
assay
indicated
A50
group
had
activity,
subsequently
promoting
late-stage
mineralization
day
21.
reverse
transcription-quantitative
polymerase
chain
reaction
(RT-qPCR)
data
demonstrated
significant
upregulation
osteogenic
gene
expressions
from
1
demonstrates
immense
enhancement
in
as
well
viability,
differentiation,
properties
osteoblast-like
cells.
This
makes
it
promising
candidate
future
applications.
Язык: Английский
Development of Nanomaterials‐Based Agents for Selective Antibacterial Activity
ChemBioChem,
Год журнала:
2024,
Номер
26(1)
Опубликована: Дек. 5, 2024
Abstract
Bacterial
infections
continue
to
threaten
public
health
due
limitations
in
rapid
and
accurate
diagnostic
techniques.
While
broad‐spectrum
antibiotics
offer
empirical
treatment,
their
overuse
has
fuelled
the
emergence
of
antimicrobial
resistance
(AMR)
pathogens,
posing
a
critical
global
challenge.
In
this
scenario,
nanomaterial‐based
antibacterial
agents
emerge
as
promising
solution
combat
bacteria
inhibit
proliferation.
However,
selective
elimination
pathogenic
is
paramount.
This
review
highlights
recent
advancements
developing
nanomaterials
for
activity.
We
categorize
these
based
on
mode
action,
exploring
how
they
selectively
interact
with
potential
mechanisms.
offers
crucial
insights
researchers
nanotechnology
address
growing
threat
AMR.
Язык: Английский