Sensors and Actuators B Chemical,
Год журнала:
2024,
Номер
410, С. 135645 - 135645
Опубликована: Март 14, 2024
A
chimeric
protein,
in
which
a
cationic
antimicrobial
peptide
was
fused
to
the
adhesive
self-assembling
moiety
of
fungal
class
I
hydrophobin,
produced
and
used
easily
functionalize
gold
nanoparticles
(f-AuNPs).
f-AuNPs
are
able
bind
Escherichia
coli
Staphylococcus
epidermidis
bacteria,
tested
as
model
organisms.
reverse
colorimetric
assay
then
set
up
based
on
induced
aggregation
free
f-AuNPs.
This
leads
changes
optical
properties
solution,
visible
even
by
naked
eyes.
approach
allows
detection
10
CFU
mL-1
E.
within
15
min
can
be
applicable
detect
bacterial
contamination
real
matrices.
Notably,
variation
combined
machine-learning
methodologies
inferring
data
from
photos
colored
solutions,
acquired
smartphones.
fast,
highly
practical
flexible
system,
would
enable
on-site
measurements
and,
therefore,
help
prevent
significant
contaminations.
Applied Surface Science Advances,
Год журнала:
2022,
Номер
11, С. 100303 - 100303
Опубликована: Сен. 18, 2022
Magnetic
iron
oxide
nanoparticle-based
multifunctional
platforms
have
been
explored
extensively
in
biomedical
applications.
Modifications
and
integrations
of
IONPs
with
different
entities
viz.
organic
polymer,
doping
inorganic
materials,
loading
drug,
fluorescent
dye,
or
antibodies
make
them
appropriate
for
their
application
broad
spectrum
fields.
This
review
presents
summarizes
the
fabrication
strategies
magnetic
nanoparticles
based
on
modification
surface
functionalization
MNP.
Multifunctional
recent
advances
covering
a
wide
array
applications
like
biosensing
pathogen
detection,
resonance
imaging
(MRI)
biomarker
tracking,
magnetofection
gene
therapy,
hyperthermia
chemotherapy,
drug
delivery
targeted
cell
killing,
bioimaging
therapeutics,
stem
detection
tissue
engineering
organ
transplant,
nano-vaccines
immune
system
activation,
microbe
targeting
destruction,
COVID19
management
are
also
covered.
Applied Surface Science Advances,
Год журнала:
2023,
Номер
13, С. 100372 - 100372
Опубликована: Янв. 18, 2023
Biological
synthesis
of
gold
nanoparticles
(AuNPs)
is
gaining
attention
researchers
because
their
varieties
biomedical
applications.
This
study
reported
the
novel,
eco-friendly
AuNPs
using
dried
fruit
extract
Capsicum
annum
(C.
annum).
Biosynthesized
(Ca-AuNPs)
showed
UV
absorption
peak
at
540
nm
and
were
found
to
be
stable
for
up
three
months.
The
further
characterized
by
Transmission
Electron
Microscopy
(TEM),
Fourier
Transform
Infrared
(FT-IR),
Energy
Dispersive
X-ray
Analysis
(EDAX)
diffraction
(XRD)
analysis.
spherical
in
shape
with
size
range
20–30
zeta
potential
confirmed
surface
charge
-26.5
mV.
Ca-AuNPs
tested
anti-angiogenic
activity
Chorioallantoic
membrane
(CAM)
assay
that
implied
a
significant
efficiency
100
µg/mL
concentration.
antioxidant
studied
2,2-
diphenyl-1-picrylhydrazyl
(DPPH)
was
86.0%
radical
scavenging
activity.
These
also
revealed
anti-inflammatory
concentration
100–1200
IC-50
value619.4
µg/mL.
present
includes
phytoconstituents
plant
material
as
reducing
agents
efficiently
exploit
applications
nanoparticles.
International Journal of Thermofluids,
Год журнала:
2024,
Номер
22, С. 100595 - 100595
Опубликована: Фев. 9, 2024
Nanofluids,
which
are
fluid
suspensions
containing
nanoparticles,
exhibit
remarkable
property
enhancements
even
at
low
nanoparticle
concentrations.
Much
of
the
research
on
nanofluids
aims
to
understand
their
behavior
for
applications
where
heat
transfer
enhancement
is
crucial,
spanning
industrial,
nuclear,
transportation,
electronics,
biomedical,
and
food
sectors.
Notably,
can
act
as
smart
fluids,
allowing
controlled
modulation
transfer.
This
paper
presents
an
overview
recent
advances
in
nanofluid
research,
covering
preparation
techniques
a
wide
range
existing
potential
energy,
mechanical
engineering,
biomedicine.
Furthermore,
highlights
avenues
future
this
field.
In
light
findings,
concludes
that
comprehensive
hybrid
model
understanding
thermophysical
properties
lacking.
Further
exploration
additional
unexplored
aspects,
particularly
deemed
essential.
To
capture
entirety
our
study,
graphical
abstract
provides
representation.
Nanoscale Advances,
Год журнала:
2024,
Номер
6(16), С. 4015 - 4046
Опубликована: Янв. 1, 2024
Nanomaterials
(NMs)
exhibit
unique
properties
that
render
them
highly
suitable
for
developing
sensitive
and
selective
nanosensors
across
various
domains.
Talanta Open,
Год журнала:
2024,
Номер
9, С. 100327 - 100327
Опубликована: Май 16, 2024
Gold
nanoparticles
(AuNPs)
have
become
the
focus
of
rapid
research
due
to
their
unique
optical
and
electronic
properties.
There
has
been
a
noticeable
increase
in
papers
relating
AuNPs,
with
over
71,000
publications
between
2019
2024.
AuNPs
possess
exceptional
stability,
low
resistance,
high
conductivity,
extensive
light
interaction,
making
them
well-suited
for
biological
sensing
applications.
This
literature
study
begins
by
examining
different
approaches
synthesizing
including
chemical,
physical,
methods,
before
exploring
use
as
biosensors.
A
comprehensive
examination
various
detection
localized
surface
plasmon
resonance
(LSPR),
luminescence,
surface-enhanced
Raman
scattering
(SERS),
(SPR),
electrochemical
properties,
is
facilitated
through
an
exploration
fundamental
principles
classification
We
primarily
on
using
medical
diagnostics,
highlighting
current
advancements
disease
AuNPs-based
biosensors
conditions
like
COVID-19,
dengue
fever,
diabetes.
The
review
emphasizes
achievements
synthesis
bright
prospects
biocompatible
efficient
biosensor
This
review
highlights
recent
progress
in
exosome-based
drug
delivery
for
cancer
therapy,
covering
exosome
biogenesis,
cargo
selection
mechanisms,
and
their
application
across
multiple
types.
As
small
extracellular
vesicles,
exosomes
exhibit
high
biocompatibility
low
immunogenicity,
making
them
ideal
vehicles
capable
of
efficiently
targeting
cells,
minimizing
off-target
damage
side
effects.
aims
to
explore
the
potential
with
a
focus
on
applications
chemotherapy,
gene
immunomodulation.
Additionally,
challenges
related
production
standardization
are
analyzed,
highlighting
importance
addressing
these
issues
clinical
application.
In
conclusion,
systems
offer
promising
future
therapies.
Further
research
should
aim
enhance
efficiency
facilitate
translation,
paving
way
innovative
treatment
strategies.
Pharmaceutics,
Год журнала:
2024,
Номер
16(10), С. 1332 - 1332
Опубликована: Окт. 16, 2024
The
remarkable
versatility
of
gold
nanoparticles
(AuNPs)
makes
them
innovative
agents
across
various
fields,
including
drug
delivery,
biosensing,
catalysis,
bioimaging,
and
vaccine
development.
This
paper
provides
a
detailed
review
the
important
role
AuNPs
in
delivery
therapeutics.
We
begin
by
exploring
traditional
systems
(DDS),
highlighting
revolutionizing
techniques.
then
describe
unique
intriguing
properties
that
make
exceptional
for
delivery.
Their
shapes,
functionalization,
drug-loading
bonds,
targeting
mechanisms,
release
therapeutic
effects,
cellular
uptake
methods
are
discussed,
along
with
relevant
examples
from
literature.
Lastly,
we
present
applications
medical
domains,
cancer,
cardiovascular
diseases,
ocular
diabetes,
focus
on
vitro
vivo
cancer
research.
