Electrochemical Sensors for Plant Signaling Molecules
Biosensors and Bioelectronics,
Год журнала:
2024,
Номер
267, С. 116757 - 116757
Опубликована: Сен. 7, 2024
Язык: Английский
Simple-easy electrochemical sensing mode assisted with integrative carbon-based gel electrolyte for in-situ monitoring of plant hormone indole acetic acid
Food Chemistry,
Год журнала:
2024,
Номер
467, С. 142342 - 142342
Опубликована: Дек. 4, 2024
Язык: Английский
AuNPs/GO/Pt microneedle electrochemical sensor for in situ monitoring of hydrogen peroxide in tomato stems in response to wounding stimulation
Analytical and Bioanalytical Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 24, 2025
Язык: Английский
2D hexagonal boron nitride nanosheets supported with palladium-doped zinc oxide nanoparticle–based electrochemical sensor for the detection of indole- 3-acetic acid
Ionics,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 5, 2025
Язык: Английский
In vivo dynamics of indole- and phenol-derived plant hormones: Long-term, continuous, and minimally invasive phytohormone sensor
Science Advances,
Год журнала:
2025,
Номер
11(16)
Опубликована: Апрель 18, 2025
Specific
phytohormone
combinations
regulate
plant
growth
and
responses
to
environmental
stimuli.
Monitoring
their
distribution
is
key
for
understanding
signaling
cross-talk
detecting
stress
early.
However,
typical
means
of
monitoring
these
chemicals
are
often
laborious,
destructive,
or
limited
model
plants.
In
this
study,
we
present
an
amperometric
minimally
invasive
sensing
platform
that
can
be
attached
leaves
the
simultaneous
detection
two
phytohormones,
auxin
[indole-3-acetic
acid
(IAA)]
salicylic
(SA).
The
incorporates
magnetized
microneedles
coated
with
superparamagnetic
Fe
3
O
4
intercalated
into
a
scaffold
multiwalled
carbon
nanotubes
(MWCNTs).
It
achieves
limits
1.41
μM
(IAA)
1.15
(SA)
strong
correlation
(
R
2
≥
0.7)
ultrahigh-performance
liquid
chromatography–tandem
mass
spectrometry
measurements.
Furthermore,
implementing
cyclical
cleaning
extends
sensor
lifespan
by
preventing
electrode
passivation.
Last,
sensor’s
capability
monitor
real-time
several
stressors
validated,
showcasing
its
potential
phytodiagnostics
precision
farming.
Язык: Английский
A Highly Sensitive, Low Creep Hydrogel Sensor for Plant Growth Monitoring
Sensors,
Год журнала:
2024,
Номер
24(19), С. 6197 - 6197
Опубликована: Сен. 25, 2024
Ion−conducting
hydrogels
show
significant
potential
in
plant
growth
monitoring.
Nevertheless,
traditional
ionic
hydrogel
sensors
experience
substantial
internal
creep
and
inadequate
sensitivity,
hindering
precise
In
this
study,
we
developed
a
flexible
sensor
composed
of
polyvinyl
alcohol
acrylamide.
The
exhibits
low
high
sensitivity.
Polyvinyl
alcohol,
acrylamide,
glycerol
are
crosslinked
to
create
robust
interpenetrating
double
network
structure.
strong
interactions,
such
as
van
der
Waals
forces,
between
the
networks
minimize
under
external
stress,
reducing
drift
ratio
by
50%
rate
more
than
60%.
Additionally,
sodium
chloride
AgNWs
enrich
with
conductive
ions
pathways,
enhancing
sensor’s
conductivity
demonstrating
excellent
response
time
(0.4
s)
recovery
(0.3
s).
When
used
for
monitoring,
sensitivity
small
strains
stability
long−term
This
establishes
foundation
developing
health
monitoring
systems
utilizing
renewable
biomass
materials.
Язык: Английский