Analytical Letters,
Год журнала:
2024,
Номер
unknown, С. 1 - 17
Опубликована: Ноя. 30, 2024
Currently,
the
use
of
metal-organic
framework
(MOF)-based
peroxidase
(POD)
mimics
has
been
attempted
for
development
colorimetric
biothiol
detection
sensors.
Furthermore,
Ni/Co
layered
double
hydroxides
(NiCo-LDH),
as
sourced
from
MOF,
have
attracted
increasing
interest
enzyme
due
to
their
low
cost,
adjustable
structure,
and
composition.
Herein,
hollow
cubes
NiCo-LDH
were
synthesized
with
zeolitic
imidazolate
framework-67
(ZIF-67)
a
sacrificial
template.
nanosheets
used
construct
additional
active
sites
exposed
by
structure.
A
series
experiments
conducted
confirm
superior
catalytic
activities
nanozymes
(POD)-like
inhibitors
horseradish
peroxidase.
The
enzymatic
kinetic
constant
Km
values
nanozyme
0.70
mM
(H2O2)
0.16
(TMB).
Glutathione
(GSH)
was
determined
limit
0.263
μM
range
5
60
μM.
Meanwhile,
platform
exhibited
exceptional
selectivity
stability.
mechanism
application
explored
promote
multi-metal
sites.
Functional
polymer
composites
offer
versatility
and
high
performance
through
material
fusion,
but
flammability
is
an
obstacle
to
application.
Metal–organic
frameworks
(MOFs)
have
attracted
attention
in
the
field
of
flame
retardant
due
their
structural
diversity
specific
surface
area,
they
suffer
from
low
efficiency
agglomeration
issues
when
used
alone.
Combining
with
two‐dimensional
(2D)
nanomaterials
can
improve
above
situation.
Herein,
strategies
are
explored
for
integrating
MOFs
2D
materials
physical
mixing
situ
growth
enhance
dispersion
flame‐retardant
effects
polymers.
Additionally,
integration
sensing
achieve
intelligent
monitoring
control,
as
well
real‐time
risk
assessment
system
optimization.
In
summary,
this
review
deeply
analyzes
dispersion,
interfacial
interaction,
adjustment
mechanism
composite
discusses
detail
application
potential
hybrids
formed
by
sensing.
Finally,
opportunities
challenges
faced
functional
future
summarized
prospected.
it
also
expected
facilitate
researchers
quickly
understand
latest
developments
guide
effective
design.
The
abnormal
expression
of
hydrogen
peroxide
(H
2
O
)
in
living
cells
is
closely
related
to
the
occurrence
and
development
tumor
diseases.
It
a
kind
potential
marker
for
diagnosis
treatment
Therefore,
it
very
meaningful
develop
high
selective
sensitive
method
real‐time
detecting
H
released
from
cancer
cells.
Herein,
an
AgCl
cube/porous
carbon
nanotube
composite
nanomaterials
was
successfully
fabricated
employed
construct
non‐enzymatic
electrochemical
sensor.
Test
results
showed
that
proposed
sensor
displayed
sensitivity
with
detection
limit
5.3
×
10
−9
mol/L
(S/N
=
3).
Importantly,
can
accurately
analyze
milk
samples
achieve
determination
secreted
In
addition,
established
exhibited
good
stability
anti‐interference
ability.
This
strategy
offers
way
diagnose
