Sensors,
Journal Year:
2024,
Volume and Issue:
24(20), P. 6616 - 6616
Published: Oct. 14, 2024
Antioxidants
are
substances
that
have
the
ability
to
resist
or
delay
oxidative
damage.
can
be
used
not
only
for
diagnosis
and
prevention
of
vascular
diseases,
but
also
food
preservation
industrial
production.
However,
due
excessive
use
antioxidants,
it
cause
environmental
pollution
endanger
human
health.
It
seen
development
antioxidant
detection
technology
is
important
environment/health
maintenance.
found
traditional
methods,
including
high
performance
liquid
chromatography,
gas
etc.,
shortcomings
such
as
cumbersome
operation
cost.
In
contrast,
nanozyme-based
method
features
advantages
low
cost,
simple
operation,
rapidity,
which
has
been
widely
in
various
glucose
antioxidants.
This
article
focuses
on
latest
research
progress
nanozymes
detection.
Nanozymes
classified
according
enzyme-like
types.
Different
types
sensing
strategies
devices
summarized.
Based
summary
analysis,
one
find
commercial
practical
antioxidants
still
challenging.
Some
emerging
technologies
(such
artificial
intelligence)
should
fully
utilized
improve
sensitivity
accuracy.
aims
emphasize
application
prospects
provide
new
ideas
inspiration
methods.
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
97(1), P. 928 - 935
Published: Jan. 3, 2025
Neonicotinoid
insecticides
have
been
widely
applied
in
modern
agriculture
to
improve
crop
productivity,
but
their
residues
adverse
impacts
on
the
environment
and
human
health.
Hence,
address
these
issues,
a
portable
self-powered/colorimetric
dual-mode
sensing
platform
was
developed
for
simple,
rapid,
precise,
sensitive
on-site
detection
of
acetamiprid
(ATM)
vegetables.
In
this
case,
multifunctional
bioconjugate
with
specific
recognition
capability,
excellent
enzyme-like
activity,
loading
capacity
is
key
design.
Using
an
Eppendorf
(EP)
tube
as
miniaturized
laboratory,
bioconjugates
colorimetric
test
strip
were
integrated
into
EP
tube,
combined
nanozyme-based
self-powered
(with
area
1.5
×
cm2),
accurate
ATM
achieved,
limits
low
2.9
fg·mL–1
(self-powered
method)
31.5
(colorimetry),
respectively.
Notably,
we
simulated
actual
insecticidal
situation
based
field
application
concentration
quantified
pesticide
The
relative
errors
our
method
standard
high-performance
liquid
chromatography
0.15%
(the
1.8%
high
sensitivity
accuracy
opened
up
new
avenue
development
residue
analysis
next
generation
agricultural
products.
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 25, 2025
The
increasing
global
demand
for
antidepressants
(ADs)
has
led
to
their
widespread
presence
in
wastewater
and
aquatic
environments,
posing
risks
ecosystems
human
health.
In
this
study,
a
nanozyme
fluorescence
capillary
imprinted
sensor
array
combined
with
mode
artificial
intelligence
(AI)
one-click
processing
image
was
developed
the
rapid
visual
discrimination
quantification
of
five
ADs
(imipramine,
citalopram,
clomipramine,
amitriptyline,
sertraline).
Benefiting
from
differential
recognition
molecularly
polymers
high
sensitivity
nanozyme,
two
on
surface
nanozymes
were
prepared
as
sensing
units
by
sol–gel
method.
constructed
siphoning
into
capillary,
enabling
distinct
response
signals
color
changes
only
consuming
18
μL/time
generate
fingerprint
images.
By
coupling
detection
AI
processing,
proposed
achieves
high-performance
within
7
min
100%
overall
accuracy.
With
lower
limit
identification
ADs,
successfully
employed
unknown
samples
lake
water
hospital
sewage
freeze-dried
an
accuracy
90.5%.
advantage
low
reagent
consumption,
provides
new
strategy
trace
multipollutant
environmental
samples.
Journal of Agricultural and Food Chemistry,
Journal Year:
2024,
Volume and Issue:
72(42), P. 23024 - 23038
Published: Oct. 13, 2024
Thiram,
as
one
widely
used
dithiocarbamate
pesticide,
has
been
considered
seriously
detrimental
to
food
safety
and
human
health
because
of
poor
efficiency,
nonstandard/superfluous
usage,
lack
a
targeting
effect.
Developing
high-performance
sensors
for
thirams
is
strongly
needed.
With
the
rapid
development
chemistry,
biology,
materials
science,
many
have
constructed
thiram
with
high
sensitivity
selectivity.
Regarding
energy
form
signal,
recognition
mode,
detection
principle,
recent
advances
in
design
construction
optical
electrochemical
are
summarized
this
review,
including
colorimetric,
luminescent,
chemiluminescent,
sensors.
The
advantages
disadvantages
sensitivity,
ability
avoid
interference,
mechanism,
signal
output
practicability
clarified
detail.
Furthermore,
challenges
faced,
effective
restrictions,
next
direction
proposed
achieving
more
sensitive
selective
analysis
less
interference.
We
desire
that
review
will
supply
solid
theoretical
basis
inspiration
generate
innovative
thinking
new
progress
on
assays
commercialization
developed
future.
Journal of Agricultural and Food Chemistry,
Journal Year:
2024,
Volume and Issue:
72(42), P. 23008 - 23023
Published: Oct. 14, 2024
The
demand
for
food
has
increased
dramatically
as
the
global
population
increases,
putting
more
strain
on
sustainability
of
agriculture.
To
fulfill
this
requirement,
it
is
imperative
to
develop
brand-new
technologies.
application
potential
nanozymes
in
plant
and
environmental
sectors
progressively
becoming
apparent
a
result
their
effective
enzymatic
catalytic
activity
distinctive
characteristics
nanomaterials,
including
size,
specific
surface
area,
optical
properties,
thermal
properties.
Herein,
we
systematically
analyze
mechanisms
with
different
enzyme-mimetic
activities
summarize
applications
improving
crop
yields
by
regulating
ROS
levels
enhancing
stress
resistance
detecting
removing
hazardous
pollutants.
Finally,
thoroughly
challenges
faced
regarding
design,
application,
economy,
biosafety
look
forward
future
development
directions
better
serve
sustainable
