Eco-friendly synthesis of silver nanoparticles using Coffea arabica husk for enhanced antibacterial and anti-cancer applications
Biomass and Bioenergy,
Год журнала:
2025,
Номер
194, С. 107625 - 107625
Опубликована: Янв. 25, 2025
Язык: Английский
Uncovering the in vitro antibiofilm potential of Dittrichia graveolens silver nanoparticle against infectious agents
Preparative Biochemistry & Biotechnology,
Год журнала:
2025,
Номер
unknown, С. 1 - 7
Опубликована: Март 1, 2025
Dittrichia
graveolens
(L.)
Desf.,
an
aromatic
plant,
is
used
in
various
treatments
popular
medicine.
Especially
its
methanolic
and
aqueous
extracts
have
many
biological
activities.
Nanotechnology,
which
has
pioneered
important
research
recent
years,
also
begun
to
be
preferred
the
field
of
health.
Based
on
this,
we
aim
investigate
effect
silver
nanoparticle
synthesized
from
antimicrobial
antibiofilm.
We
tried
destroy
biofilm
structures
responsible
for
antibiotic
resistance
bacteria
with
environmentally
friendly
nanoparticles.
The
activity
AgNPs
obtained
through
green
synthesis,
was
evaluated
by
liquid
medium
microdilution
method.
MIC
(minimum
inhibitory
concentration)
values
Staphylococcus
aureus,
Escherichia
coli,
Pseudomonas
aeruginosa
Klebsiella
pneumoniae
strains
were
determined
method
96-well
ELISA
plates.
performed
using
crystal
violet
flat-bottom
microplates.
four
standard
128
μg/mL.
All
showed
antibiofilm
effects
every
concentration
AgNPs.
lowest
inhibition
detected
as
about
90%
at
16
It
concluded
that
effective
bacteria.
In
addition,
this
first
study
subject.
This
may
innovative
approach
scientific
world
a
herbal
bacterial
perspective.
Язык: Английский
Eco-friendly Nanoparticle Phytosynthesis via Plant Extracts: Mechanistic Insights, Recent Advances, and Multifaceted Uses
Nano TransMed,
Год журнала:
2025,
Номер
unknown, С. 100080 - 100080
Опубликована: Март 1, 2025
Язык: Английский
Preparation, Characterization and Evaluation of the Antibacterial Activity of Ag Nanoparticles Embedded in Transparent Oxide Matrices
Applied Sciences,
Год журнала:
2025,
Номер
15(5), С. 2599 - 2599
Опубликована: Фев. 27, 2025
Daily
exposure
to
contaminated
environments
and
surfaces
leads
serious
health
issues,
increasing
healthcare
costs.
Active
materials
that
act
against
pathogens
can
effectively
prevent
their
proliferation
contribute
increased
protection
infections.
In
this
contribution,
nanostructured
thin
films
containing
silver
are
investigated,
using
SiO2
TiO2
as
transparent
matrices
embed
the
Ag
atoms.
The
were
obtained
via
magnetron
sputtering,
HiPIMS
for
deposition
RF
sputtering
oxides,
in
either
an
Ar
or
Ar/O2
environment.
Atomic
Force
Microscopy
provided
information
on
coating
topography
films’
preferential
growth
textured
polymer
foil,
X-Ray
Diffraction
highlighted
structural
difference
between
different
versions,
Ultraviolet–Visible–Near-Infrared
spectroscopy
proved
optical
quality
transparency
Energy-Dispersive
X-ray
Spectroscopy
revealed
composition
changes
processes.
effect
of
O2
addition
is
analyzed
compared
terms
induced
properties
films.
Following
24
h
incubation
a
media
104
CFU/mL
Escherichia
coli,
TiO2+Ag
sample
with
showed
highest
antibacterial
effectiveness,
indicated
by
largest
inhibition
zone.
Experiments
selective
hierarchy
efficiency,
namely,
TiO2+Ag+O2
>
SiO2+Ag.
Язык: Английский
Green Biosynthesis of Nanoparticles Using Plant Extracts: Mechanisms, Advances, Challenges, and Applications
BioNanoScience,
Год журнала:
2025,
Номер
15(2)
Опубликована: Март 13, 2025
Язык: Английский
Antimicrobial, Quorum Sensing Inhibition, and Anti-Cancer Activities of Silver Nanoparticles Synthesized from Kenyan Bacterial Endophytes of Teclea nobilis
International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(7), С. 3306 - 3306
Опубликована: Апрель 2, 2025
Untapped
bioactive
compounds
from
microbial
endophytes
offer
a
promising
solution
to
counter
antimicrobial
and
chemotherapeutic
drug
resistance
when
complexed
as
silver
nanoparticles
(AgNPs).
AgNPs
were
biosynthesized
using
cell-free
supernatants
endophytic
Streptomyces
sp.
KE4D
Bacillus
safensis
KE4K
isolated
the
Kenyan
medicinal
plant
Teclea
nobilis,
following
fermentation
in
three
different
media.
Bacterial
extracts
analyzed
gas
chromatography-mass
spectrometry.
characterized
Fourier-transform
infrared
spectroscopy
high-resolution
transmission
electron
microscopy.
Antimicrobial
activity
was
assessed
agar
well
diffusion
assays,
quorum
sensing
inhibition
(QSI)
investigated
Chromobacterium
violaceum.
Anti-cancer
potential
evaluated
against
breast
(MCF-7)
prostate
cancer
(DU-145)
cell
lines
MTT
assays.
5-55
nm
size,
with
being
spherical
exhibiting
various
shapes.
Cyclopropane
acetic
acids
fatty
identified
possible
capping
agents.
Medium-dependent
observed,
medium
Mannitol
5294
displaying
stronger
activity,
particularly
Gram-negative
indicators.
demonstrated
85.12%
violacein
at
140
µg/mL
better
QSI
whilst
antimicrobials.
The
IC50
values
<3.5
for
MCF-7
<2.5
DU-145
cells.
bioactivity
of
is
influenced
by
bacterial
isolate
medium,
suggesting
that
AgNP
synthesis
can
be
tailored
specific
bioactivity.
Язык: Английский
Apple Extract as an Effective Silver Reducer in the Synthesis of Ag Nanoparticles
Nanomaterials,
Год журнала:
2025,
Номер
15(8), С. 595 - 595
Опубликована: Апрель 12, 2025
Nowadays,
there
is
a
growing
need
to
develop
environmentally
friendly
procedures
that
reduce
the
use
of
toxic
chemicals
in
synthesis.
Green
synthesis
methods
have
an
advantage
over
conventional
chemical
because
they
do
not
pollute
environment
significantly.
This
has
generated
more
interest
using
readily
available
plants
create
nanomaterials.
In
this
work,
silver
nanoparticles
were
obtained
through
green
chemistry
natural
reducing
agents
present
apple
extract.
The
research
focused
on
optimizing
conditions
obtain
predictable
structures.
characterization
was
performed
transmission
electron
microscopy
(TEM),
dynamic
light
scattering
(DLS),
X-ray
diffraction
(XRD),
UV–Vis
spectroscopy,
and
infrared
spectroscopy
(IR).
achieved
results
led
conclusion
extract
suitable
for
obtaining
homogenous
spherical
at
wide
range
core
precursor
concentrations
variable
pH.
diameter
studied
ranged
from
6
22
nm.
with
highly
active
against
Gram-positive
bacteria
fungus,
but
less
Gram-negative
bacteria.
development
nanotechnology
processes
will
gradually
increase
technological
advances,
being
key
component
developing
new
nano-object
formation.
Язык: Английский
Silver Nanoparticle-Infused Bone Cement: Innovations in Orthopedic Biomaterials
International Journal of Scientific Research in Science and Technology,
Год журнала:
2024,
Номер
11(6), С. 826 - 840
Опубликована: Дек. 27, 2024
The
integration
of
silver
nanoparticles
(AgNPs)
into
bone
cement
has
emerged
as
a
cutting-edge
approach
to
enhance
the
functional
properties
orthopedic
biomaterials.
Silver
nanoparticles,
known
for
their
broad-spectrum
antimicrobial
properties,
provide
an
innovative
solution
combat
implant-associated
infections.
This
review
delves
synthesis
methods,
including
in
situ
formation
and
physical
blending,
examines
performance
AgNP-infused
terms
efficacy,
mechanical
strength,
biocompatibility.
By
addressing
challenges
such
cytotoxicity
regulatory
considerations,
this
analysis
highlights
its
transformative
potential
reducing
infection
rates,
enhancing
implant
longevity,
ultimately
improving
patient
outcomes
surgeries.
Язык: Английский