Biosensors and Bioelectronics X,
Journal Year:
2024,
Volume and Issue:
17, P. 100460 - 100460
Published: March 7, 2024
Carbon
dots
(CDs)
are
the
most
promising
nanomaterials
of
zero-dimensional
nanoparticle
materials
because
they
have
strong
fluorescence
properties,
good
photoluminescence
conversion,
stability,
and
inter-charge
transfer
performance.
CDs
also
advantages
biocompatibility,
low
toxicity,
hydrophilic
properties.
generally
synthesized
through
two
approaches:
top-down
bottom-up.
Green
synthesis
environmentally
friendly
with
easy
simple
procedures
has
become
an
exciting
concern
lately
in
future.
In
addition
to
green
synthesis,
carbon
sources
such
as
biomass
waste
potential.
The
make
them
applicable
food
sensing.
Fluorescent
resonance
energy
transfer,
photoinduced
electron
internal
screening
effect
mechanisms
enable
precise
detection
heavy
metal
ions,
additives,
foodborne
pathogens,
nutrient
composition,
pesticide
residues,
veterinary
drug
residues.
This
review
provides
a
brief
overview
future
perspectives
on
their
applications
for
more
advanced
sensing
safety
analysis.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(37)
Published: April 11, 2024
Abstract
Cancer
cell‐triggered
sol–gel
transformation
of
mineralized
hydrogel
(PAA‐MnO
2
)
is
designed
as
a
facile
strategy
for
cancer
detection
by
manipulating
the
mineralization
process
in
presence
cells.
The
polyacrylic
acid
(PAA)
with
calcium
phosphate
via
carboxyl‐Ca
2+
complex
initially
inhibited
incorporation
reactive
oxygen
species
(ROS)‐sensitive
manganese
oxide
(MnO
polymer
dots
(PDs).
In
this
system,
can
be
induced
after
cleaving
MnO
into
Mn
high
ROS
levels
cells,
forming
PAA‐MnO
and
resulting
naked‐eye
system
monitoring.
Naked‐eye
monitoring
ROS‐responsive
performed
using
circulator
device
containing
circulating
cells
to
discriminate
(HeLa,
PC‐3,
B16F10)
from
normal
(CHO‐K1).
With
PDs,
not
only
provides
physical
(stretchability,
viscosity)
but
also
fluorescence‐recovery
electroconductivity
changes
at
different
cancer‐cell
concentrations
(10
4
–10
6
mL
−1
),
including
distinct
strain–pressure
responses
that
wirelessly
monitored
smartphones.
Furthermore,
vivo,
experiments
suggest
formed
tumor‐bearing
mice
owing
its
excellent
ROS‐scavenging
activity
tumor
site,
confirmed
SOD2
gene‐expression
analysis.
Thus,
unique
approach
potentially
enable
simple
effective
future
point‐of‐care
diagnostics.
Discover Nano,
Journal Year:
2024,
Volume and Issue:
19(1)
Published: May 2, 2024
Graphene
quantum
dots
(GQDs)
are
a
newly
developed
class
of
material,
known
as
zero-dimensional
nanomaterials,
with
characteristics
derived
from
both
carbon
(CDs)
and
graphene.
GQDs
exhibit
several
ideal
properties,
including
the
potential
to
absorb
incident
energy,
high
water
solubility,
tunable
photoluminescence,
good
stability,
drug-loading
capacity,
notable
biocompatibility,
which
make
them
powerful
tools
for
various
applications
in
field
biomedicine.
Additionally,
can
be
incorporated
additional
materials
develop
nanocomposites
exceptional
qualities
enriched
functionalities.
Inspired
by
intriguing
scientific
discoveries
substantial
contributions
biomedicine,
we
present
broad
overview
recent
advancements
GQDs-based
biomedical
applications.
The
review
first
outlines
latest
synthesis
classification
nanocomposite
enables
their
use
advanced
composite
Furthermore,
systematic
study
drug
delivery,
biosensing,
photothermal,
photodynamic
combination
therapies
emphasized.
Finally,
possibilities,
challenges,
paths
highlighted
encourage
research,
will
lead
new
therapeutics
global
healthcare
improvements.
Biosensors and Bioelectronics X,
Journal Year:
2024,
Volume and Issue:
17, P. 100460 - 100460
Published: March 7, 2024
Carbon
dots
(CDs)
are
the
most
promising
nanomaterials
of
zero-dimensional
nanoparticle
materials
because
they
have
strong
fluorescence
properties,
good
photoluminescence
conversion,
stability,
and
inter-charge
transfer
performance.
CDs
also
advantages
biocompatibility,
low
toxicity,
hydrophilic
properties.
generally
synthesized
through
two
approaches:
top-down
bottom-up.
Green
synthesis
environmentally
friendly
with
easy
simple
procedures
has
become
an
exciting
concern
lately
in
future.
In
addition
to
green
synthesis,
carbon
sources
such
as
biomass
waste
potential.
The
make
them
applicable
food
sensing.
Fluorescent
resonance
energy
transfer,
photoinduced
electron
internal
screening
effect
mechanisms
enable
precise
detection
heavy
metal
ions,
additives,
foodborne
pathogens,
nutrient
composition,
pesticide
residues,
veterinary
drug
residues.
This
review
provides
a
brief
overview
future
perspectives
on
their
applications
for
more
advanced
sensing
safety
analysis.
