IET Nanobiotechnology,
Год журнала:
2022,
Номер
17(1), С. 22 - 31
Опубликована: Ноя. 24, 2022
Hyperthermia
is
an
additional
treatment
method
to
radiation
therapy/chemotherapy,
which
increases
the
survival
rate
of
patients
without
side
effects.
Nowadays,
Auroshell
nanoparticles
have
attracted
much
attention
due
their
precise
control
over
heat
use
for
medical
purposes.
In
this
research,
iron/gold
were
synthesised
using
green
nanotechnology
approach.
gold@hematite
and
characterised
with
rosemary
extract
in
one
step
by
X-ray
powder
diffraction,
SEM,
high-resolution
transmission
electron
microscopy,
photoelectron
spectroscopy
analysis.
Cytotoxicity
iron@gold
against
normal
HUVEC
cells
glioblastoma
cancer
was
evaluated
2,5-diphenyl-2H-tetrazolium
bromide
method,
water
bath
hyperthermia,
combined
hyperthermia
nano-therapy.
minimal
toxicity
are
safe
cells.
The
gold
shell
around
magnetic
core
magnetite
caused
environmental
cellular
biocompatibility
these
nanoparticles.
These
targeted
transfer
tumour
tissue
led
uniform
heating
malignant
tumours
as
most
efficient
therapeutic
agent.
Materials,
Год журнала:
2022,
Номер
15(18), С. 6240 - 6240
Опубликована: Сен. 8, 2022
Cd(II)
heavy
metal
is
an
extremely
dangerous
hazardous
material
for
both
humans
and
the
environment.
Its
high
toxicity
reason
behind
examination
of
new
techniques
detecting
very
small
concentrations
Cd(II).
Recently,
Quartz
Crystal
Microbalance
(QCM)
has
been
one
that
have
widely
used
to
detect
trace
ions
in
solutions.
It
a
simple,
inexpensive,
portable,
sensitive
gravimetric
sensor
due
its
quality
sensitivity
lowest
nanograms.
In
this
work,
Cuprospinel
nanoparticles
were
synthesized
through
green
synthesis
approach
using
Psidium
guajava
L.
leaf
extract
as
reducing
agent,
which
first
scientific
description
report
preparation
these
by
method.
Subsequently,
subjected
characterization
their
crystallinity,
structure,
morphology
XRD,
N2
adsorption–desorption,
zeta
potential,
DLS,
AFM,
SEM,
TEM
analyzers.
The
prepared
evaluated
nanosensor
detection
low
concentration
aqueous
solutions
QCM
technique.
results
proved
formed
nanoscale
with
sub-spherical
shapes
particles
size
ranging
from
20
80
nm.
BET
surface
area
pore
analysis
revealed
possess
47.3
m2/g,
average
1.5
nm,
micropore
volume
0.064
cc/g.
demonstrated
success
tiny
amounts
reaching
about
3.6
ng/L.
Frontiers in Nanotechnology,
Год журнала:
2022,
Номер
4
Опубликована: Ноя. 1, 2022
Current
theranostics
for
neurodegenerative
diseases
(NDD)
management
are
majorly
symptomatic
due
to
a
lack
of
identification
early-stage
biomarkers
and
the
inefficiency
drugs
penetrate
through
blood-brain
barrier.
Recently,
Neuro-nanotechnology
interface
has
emerged
as
potential
strategy
diagnosis,
monitoring,
treatment
NDDs
owing
smaller
particle
size,
high
specific
surface
area,
tunable
physicochemical
attributes
rich
functionalities.
However,
toxicity
biocompatibility
two
significant
challenges
restricting
their
commercial
prospect
in
NDD
management.
On
contrary,
green
nanosystems
fabricated
using
plant
extracts,
microorganisms,
biome-based
precursors,
repurposed-byproducts,
exosomes,
protein-based
bio-nanomaterials
economical,
eco-friendly,
biocompatible
renewable
abundance
biodiversity.
This
explores
novel
cutting-edge
developing
diagnostic
implantable
devices,
targeted
drug
delivery
strategies,
surgical
prostheses,
therapeutics,
treatment,
nanoscaffolds
neurogeneration,
immunity
development.
Besides,
it
discusses
challenges,
alternate
solutions
advanced
prospects
with
integration
modern-age
technologies
development
sustainable
efficient
NDDs.
Heliyon,
Год журнала:
2023,
Номер
9(9), С. e19659 - e19659
Опубликована: Авг. 31, 2023
In
this
research,
zinc
oxide
(ZnO)
nanoparticles
doped
with
different
percentages
of
produced
cobalt
using
the
green
synthesis
method.
ZnO
showed
good
cellular
and
microbial
toxicity
due
to
their
high
surface-to-volume
ratio.
Adding
metal
nanostructure
can
lead
appearance
a
new
feature.
To
investigate
effect
adding
metal,
synthesized
containing
3
6%
were
plant
extract.
The
resulting
nanostructures
characterized
by
Raman
spectroscopy,
UV–Visible
spectrometer,
X-ray
diffraction,
Field
emission
scanning
electron
microscopy.
Ultimately,
samples'
cytotoxicity
antimicrobial
tests
performed.
XRD
confirmed
formation
hexagonal
wurtzite
structure.
imaging
that
doping
resulted
in
decrease
average
crystal
size.
results
doping,
particle
size
decreased
slightly.
effects
all
three
studies,
leads
an
increase
compared
non-doped
nanoparticles.
IET Nanobiotechnology,
Год журнала:
2022,
Номер
16(7-8), С. 284 - 294
Опубликована: Авг. 30, 2022
Developing
biosynthesis
of
silver
nanoparticles
(Ag-NPs)
using
plant
extract
is
an
environmentally
friendly
method
to
reduce
the
use
harmful
chemical
substances.
The
green
synthesis
Ag-NPs
by
Lawsonia
inermis
and
its
cellular
toxicity
antimicrobial
effect
was
studied.
physical
properties
synthesised
were
investigated
UV-visible
spectroscopy,
infrared
X-ray
diffraction
(XRD),
scanning,
transmission
electron
microscopy.
average
size
40
nm.
XRD
result
shows
peaks
at
2θ
=
38.07°,
44.26°,
64.43°,
77.35°
are
related
FCC
structure
Ag-NPs.
Cytotoxicity
evaluated
MTT
test
on
breast
cancer
MCF7
cell
line.
Observations
showed
that
cytotoxicity
studied
line
depended
concentration
time.
obtained
IC50
considered
for
cells
a
dose
250
μg/ml.
Growth
survival
rates
decreased
exponentially
with
dose.
Antimicrobial
against
Escherichia
coli,
Salmonella
typhimurium,
Bacillus
cereus,
Staphylococcus
aureus
calculate
minimum
inhibitory
bactericidal
(MBC).
results
have
properties.
lowest
can
inhibit
growth
bacterial
strains
25
Heliyon,
Год журнала:
2023,
Номер
9(4), С. e15326 - e15326
Опубликована: Апрель 1, 2023
Caries
is
the
most
prevalent
and
widespread
chronic
oral
disease.
Traditional
caries
filling
materials,
due
to
their
lack
of
anti-caries
capabilities,
can
readily
develop
secondary
caries.
Nanomaterials
proposed
as
an
effective
approach
for
treatment
inhibit
biofilm
formation.
It
also
not
only
reduce
demineralization
but
promote
remineralization.
In
recent
years,
nanotechnology
in
particularly
nano-adhesive
nano-composite
resin,
has
advanced
rapidly.
Because
inorganic
nanoparticles
(NPs)
interfere
with
bacterial
metabolism
development,
NPs
have
emerged
a
new
trend
dental
applications.
Metal
metal
oxide
by
releasing
ions,
oxidative
stress
induction,
non-oxidative
mechanisms
showed
significant
antimicrobial
activity.
For
applying
anti
agents,
silver,
zinc,
titanium,
copper,
calcium
ions
been
shown
attention.
Moreover,
fluoride
functionalized
were
employed
improve
efficacy
them.
The
fluoride-functionalized
remineralization,
enhancing
apatite
this
review,
we
provided
overview
advances
use
agents.
Furthermore,
antimicrobial,
remineralizing,
mechanical
impacts
on
materials
discussed.
Water Science & Technology,
Год журнала:
2022,
Номер
86(9), С. 2303 - 2335
Опубликована: Окт. 11, 2022
Abstract
Water
Science
&
Technology
issues
a
formal
retraction
in
relation
to
the
above
article
by
Saade
Abdalkareem
Jasim
et
al.
The
publisher
this
for
following
reasons.
Following
publication,
concerns
were
raised
regarding
potential
citation
manipulation
article,
due
large
number
of
inappropriate
references.
journal
did
not
receive
satisfactory
response
these
and
during
investigation
additional
about
authorship
including
authors'
contributions.
Editors-in-Chief
therefore
no
longer
have
confidence
reliability
findings
presented.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Май 13, 2025
A
novel
henna-green/microwave-assisted
hydrothermal
method
was
applied
to
synthesize
cobalt-manganese
spinel
ferrite
nanocomposites.
This
eco-friendly
approach,
utilizing
henna
extract
as
a
capping
agent,
combined
with
microwave-assisted
technique,
offers
advantages
such
environmental
sustainability,
time,
and
energy
efficiency.
Examined
parameters
included
pH
(10
±
1),
temperatures
(175
25
°C),
durations
(15,
30
15
min),
forty
milliliters
of
prepared
varying
quantities
(five,
ten,
or
fifteen
grams
per
hundred
water).
Post-optimization,
various
substituents
like
nickel
chromium
were
explored.
Samples
calcined
at
500
°C,
700
900
analyzed
using
Fourier
Transform
Infrared
Spectroscopy
(FTIR),
X-ray
Diffraction
(XRD),
Scanning
Electron
Microscopy
(SEM),
Transmission
(TEM),
photoelectron
spectroscopy
(XPS),
magnetic
property
assessments.
XRD
revealed
cubic
face-centered
hematite
structure.
SEM
TEM
showed
diverse
morphologies
(rod-like,
flower-like,
polygonal)
influenced
by
synthesis
conditions
substituents.
XPS
confirmed
Co2+,
Mn2+,
Ni2+,
Fe3+,
Cr3+
presence
in
the
lattice.
The
nanocomposites
exhibited
ferromagnetic
behavior
saturation
magnetization
(Ms)
values
from
23.53
55.15
emu/g.
Chromium
substitution
best
antimicrobial
activity
against
Escherichia
coli,
Staphylococcus
aureus,
Candida
albicans.
study
highlights
potential
for
controlled
substituted
cobalt
tunable
properties
applications.
