Nature Communications,
Journal Year:
2025,
Volume and Issue:
16(1)
Published: Feb. 18, 2025
Biopesticides
have
emerged
as
a
global
trend
to
minimize
the
risks
associated
with
synthetic
agrochemicals.
However,
their
stability
and
efficacies
remain
challenges
for
widespread
application.
Herein,
co-assembled
nanoparticles
(AT
NPs
or
AP
NPs)
based
on
azadirachtin
(AZA)
tannic
acid
(TA)
phenylalanine
(PA)
are
constructed
in
aqueous
solution
through
self-assembly
technology.
The
small
particle
size,
low
PDI,
high
ζ-potential,
related
other
physicochemical
characteristics
of
can
improve
wettability,
adhesiveness,
rain
erosion
resistance,
photostability
compared
commercial
AZA
formulation.
Importantly,
co-assemblies
bidirectional
pH-responsive
disassembly
acidic
alkaline
solutions,
allow
them
respond
microenvironmental
stimuli
targets
enable
controlled
release
AZA.
nanosystems
demonstrated
remarkable
vitro
vivo
insecticidal
activities
against
Ostrinia
furnacalis
Aphis
gossypii.
This
study
illustrates
distinctive
perspective
developing
eco-friendly
nanosystems,
highlighting
water-based
treatment
method
biopesticides
improved
properties
utilization
efficiency.
delivery
limits
Here,
is
plant
secondary
metabolites
efficient
drug
delivery,
demonstrating
pest
management,
activation
defensive
capacity,
while
increasing
production
yield
crops.
Physiologia Plantarum,
Journal Year:
2025,
Volume and Issue:
177(1)
Published: Jan. 1, 2025
Abstract
Mosaic
disease
is
one
of
the
predominant
viral
diseases
affecting
sugarcane
plants
worldwide.
In
China,
it
mainly
caused
by
sorghum
mosaic
virus
(SrMV).
Exogenous
silicon
(ESi)
has
emerged
as
a
promising
inducer
plant
resistance.
This
study
aims
to
elucidate
mechanistic
effects
exogenous
on
enhancing
resistance
SrMV
in
sugarcane.
ESi
was
applied
soil
at
different
rates
(15
g
per
barrel
−1
,
30
and
45
),
leading
significant
reduction
incidence
(26.66–82.22%)
compared
non‐silicon‐treated
plants.
Silicon
application
)
mitigated
inhibition
growth,
including
height,
stem
diameter,
leaf
area,
while
improving
photosynthesis,
stomatal
conductance,
intercellular
CO
2
concentration,
net
photosynthetic
rate,
transpiration
rate.
Additionally,
mitigates
SrMV‐induced
degradation
chlorophyll
b
carotenoid
content,
alongside
heightened
activities
superoxide
dismutase,
peroxidase,
catalase,
decreased
content
malondialdehyde
hydrogen
peroxide
leaves.
The
ultrastructural
analysis
revealed
silicon's
capacity
reduce
accumulation
within
mesophyll
cells
preserving
chloroplast
integrity.
increases
SA
leaves
upregulates
expression
key
pathway
genes
(
PAL,
PR1,
NPR1
).
These
findings
suggest
that
may
contribute
potentially
influencing
antioxidant
enzyme
activity,
ROS
production,
genes.
Nature Communications,
Journal Year:
2025,
Volume and Issue:
16(1)
Published: Feb. 18, 2025
Biopesticides
have
emerged
as
a
global
trend
to
minimize
the
risks
associated
with
synthetic
agrochemicals.
However,
their
stability
and
efficacies
remain
challenges
for
widespread
application.
Herein,
co-assembled
nanoparticles
(AT
NPs
or
AP
NPs)
based
on
azadirachtin
(AZA)
tannic
acid
(TA)
phenylalanine
(PA)
are
constructed
in
aqueous
solution
through
self-assembly
technology.
The
small
particle
size,
low
PDI,
high
ζ-potential,
related
other
physicochemical
characteristics
of
can
improve
wettability,
adhesiveness,
rain
erosion
resistance,
photostability
compared
commercial
AZA
formulation.
Importantly,
co-assemblies
bidirectional
pH-responsive
disassembly
acidic
alkaline
solutions,
allow
them
respond
microenvironmental
stimuli
targets
enable
controlled
release
AZA.
nanosystems
demonstrated
remarkable
vitro
vivo
insecticidal
activities
against
Ostrinia
furnacalis
Aphis
gossypii.
This
study
illustrates
distinctive
perspective
developing
eco-friendly
nanosystems,
highlighting
water-based
treatment
method
biopesticides
improved
properties
utilization
efficiency.
delivery
limits
Here,
is
plant
secondary
metabolites
efficient
drug
delivery,
demonstrating
pest
management,
activation
defensive
capacity,
while
increasing
production
yield
crops.
