In
this
paper,
N-succinyl-chitosan
(NSCS)
was
successfully
synthesized
by
hydrothermal
method.
Based
on
its
amphiphilic
and
self-assembly
characteristics,
the
green
safe
HPPO-16@NSCS
nanoparticles
were
reasonably
prepared
combining
with
bio-active
molecule
HPPO-16.
Fourier
transform
infrared
spectroscopy
(FTIR),
transmission
electron
microscopy
(TEM),
dynamic
light
scattering
(DLS),
fluorescence
(FS)
used
to
characterize
physicochemical
properties
of
NSCS
NPs.
The
results
biological
activity
test
demonstrated
that
NPs
exhibited
excellent
antibacterial
against
Rhizoctonia
solani
(R.
solani).
vivo
rice
revealed
could
protect
leaves
leaf
sheaths
from
infection
R.
solani,
effect
better
than
commercial
drug
azoxystrobin.
general,
is
a
promising
biocompatible
carrier,
which
can
enhance
efficacy
pesticides,
synergistically
improve
plant
disease
resistance,
crop
growth,
be
for
delivery
more
insoluble
pesticides.
Antibiotics,
Journal Year:
2023,
Volume and Issue:
12(2), P. 338 - 338
Published: Feb. 6, 2023
Nanoparticles
are
recognized
due
to
their
particular
physical
and
chemical
properties,
which
conferred
size,
in
the
range
of
nanometers.
for
application
medicine,
electronics,
textile
industry,
among
others,
but
also
agriculture.
The
nanoparticles
as
nanofertilizers
biostimulants
can
help
improve
growth
crop
productivity,
it
has
therefore
been
mentioned
an
essential
tool
control
adverse
effects
abiotic
stress.
However,
have
noted
exceptional
antimicrobial
properties.
Therefore,
this
work
reviews
state
art
different
that
shown
capacity
biotic
stress
plants.
In
regard,
metal
oxide
nanoparticles,
polymeric
such
silica
described.
Moreover,
uptake
translocation
covered.
Finally,
future
remarks
about
studies
on
beneficial
role
management
made.
Journal of Industrial and Engineering Chemistry,
Journal Year:
2023,
Volume and Issue:
129, P. 105 - 123
Published: Aug. 29, 2023
In
the
context
of
agricultural
sustainability
and
necessity
for
food
security,
using
nano
pesticides
as
an
innovative
technology
represents
alternative
with
good
potential
to
overcome
drawbacks
classical
pesticides.
This
work
provides
a
general
overview
main
aspects
in
area
nano-pesticides
focus
on
Metal-Organic
Frameworks
(MOFs).
Although
its
early
infancy,
research
performed
so
far
indicated
that
compared
pesticides,
MOF-based
show
improved
performance,
controlled
sustained
active
ingredient
release
targeted
delivery.
Moreover,
flexibility
design
capability
modification
hybridization
indicate
MOFs
promising
candidates
further
improvements.
Nevertheless,
since
long-term
toxic
effects
are
not
yet
fully
understood,
additional
studies
focusing
impact
individual
components
overall
nano-system
required
determine
if
envisioned
can
be
reached.
Nanomaterials,
Journal Year:
2023,
Volume and Issue:
13(7), P. 1255 - 1255
Published: April 2, 2023
The
unscientific
application
of
pesticides
can
easily
cause
a
series
ecological
environmental
safety
issues,
which
seriously
restrict
the
sustainable
development
modern
agriculture.
great
progress
in
nanotechnology
has
allowed
continuous
plant
protection
strategies.
nanonization
and
delivery
offer
many
advantages,
including
their
greater
absorption
conduction
by
plants,
improved
efficacy,
reduced
dosage,
delayed
resistance,
residues,
from
natural
enemies
beneficial
insects.
In
this
review,
we
focus
on
recent
advances
multifunctional
nanoparticles
nanopesticides.
definition
nanopesticides,
types
used
agriculture
specific
synergistic
mechanisms
are
introduced,
is
evaluated,
future
prospects,
about
public
concerned,
examined.
Journal of Advanced Research,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 1, 2024
Traditional
pesticides
have
poor-water
solubility,
high
toxicity
and
low
bioavailability.
Therefore,
it
is
of
great
significance
for
the
sustainable
healthy
development
pesticide
industry
to
develop
efficient
ecofriendly
new
chemical
products
formulations.
This
study
aims
synthesize
a
series
derivatives
based
on
chalcone
structure
(HPPO),
then
use
amphiphilic
self-assembly
characteristics
N-succinyl-chitosan
(NSCS)
prepare
HPPO@NSCS
nanoparticles
(HPPO@NSCS
NPs)
in
order
realize
green
application
HPPO,
investigate
antifungal
activity
mechanisms
NPs.
NSCS
was
synthesized
by
structural
modification
using
chitosan
as
carrier.
Based
its
characteristics,
HPPO-16@NSCS
NPs
were
reasonably
prepared
combining
with
active
small
molecule
HPPO-16.
Fourier
transform
infrared
spectroscopy
(FTIR),
transmission
electron
microscopy
(TEM),
dynamic
light
scattering
(DLS),
fluorescence
(FS)
high-performance
liquid
chromatography
(HPLC)
used
characterize
physicochemical
properties
The
inhibitory
nanopesticides
against
Rhizoctonia
solani
(R.
solani)
tested
vivo
vitro.
mechanism
action
discussed
from
observation
pathogen
morphology,
staining
enzyme
determination.
28
molecules
(HPPO-1-28),
successfully
synthesized.
could
impair
development,
cell
structure,
cellular
energy
utilization,
metabolism
pathways
fungi.
protective
effects
rice
leaves
leaf
sheaths
80.9
76.1
%,
respectively,
which
better
than
those
azoxystrobin.
reveals
that
these
simple
can
be
further
explored
viable
antibacterial
alternatives
novel
matrix
delivery
more
insoluble
pesticides.
ACS Applied Nano Materials,
Journal Year:
2023,
Volume and Issue:
6(14), P. 13524 - 13532
Published: July 10, 2023
There
is
a
growing
demand
for
applying
green
pesticides
instead
of
traditional
synthetic
to
minimize
potential
threats
food
and
environmental
safety.
Insect
growth
regulators
(IGRs)
are
regarded
as
secure
alternative,
but
their
control
efficacy
needs
be
improved
meet
actual
demands.
Herein,
star
polymer
(SPc)
was
constructed
applied
an
efficient
pesticide
nanocarrier,
which
could
spontaneously
conjugated
with
IGR
methoxyfenozide
via
hydrogen
bonding
high
loading
content
32.66%.
The
combination
the
methoxyfenozide/SPc
complex
at
mass
ratio
1:1
break
self-aggregated
methoxyfenozide,
reducing
its
particle
size
from
1084
27
nm,
consisted
smooth
spherical
nanoparticles
uniform
distribution.
Importantly,
aid
SPc,
mortality
methoxyfenozide-treated
Spodoptera
litura
larvae
significantly
increased
by
1.2
times
1
day
2.2
7
days
after
oral
feeding.
Meanwhile,
weight
length
survival
fed
were
less
than
those
alone.
Transcriptome
results
revealed
that
feeding
further
disturb
expression
various
key
genes
related
insect
hormone
synthesis
metabolism,
receptor,
cuticle
biosynthesis.
In
exposed
complex,
we
observed
downregulation
involved
in
including
cytochrome
P450
18a,
farnesol
dehydrogenase,
juvenile
acid
O-methyltransferase.
This
disruption
regulation
resulted
impaired
molting.
Simultaneously,
associated
formation,
such
chitin
synthase
2,
obstructor-E,
larval
protein,
also
suppressed.
current
study
provides
nano-delivery
system
IGRs
improve
stomach
toxicity
against
pests,
shows
great
pest
management.
Nanomaterials,
Journal Year:
2024,
Volume and Issue:
14(3), P. 250 - 250
Published: Jan. 23, 2024
Mesoporous
silica
nanoparticles
(MSNs)
can
be
used
as
carrier
materials
for
the
controlled
release
of
pesticides
while
reducing
their
negative
environmental
impact.
In
this
study,
we
screened
an
active
ingredient,
p-cymene
(PC),
with
excellent
inhibitory
effect
on
rice
bacterial
blight.
Subsequently,
PC
was
successfully
loaded
onto
MSNs
via
physisorption
(PC@MSNs).
PC@MSNs,
characterized
by
a
regular
spherical
shape,
smooth
surface,
and
MSN
average
size
262.9
nm,
achieved
8.6%
drug
loading
capacity.
The
kinetics
from
PC@MSNs
demonstrated
sustained
(288
h)
pattern
influenced
diffusion.
efficacy
against
Xanthomonas
oryzae
pv.
Oryzae
paralleled
those
PC.
Acute
toxicity
assays
revealed
that
were
less
toxic
to
aquatic
life
(LC50
=
257.867
mg/L)
formulation
showed
no
adverse
effects
seedling
growth.
summary,
these
results
suggest
broaden
PC’s
scope
application
in
managing
diseases.
Nanomaterials,
Journal Year:
2022,
Volume and Issue:
12(16), P. 2885 - 2885
Published: Aug. 22, 2022
Currently,
environmental-responsive
pesticide
delivery
systems
have
become
an
essential
way
to
improve
the
effective
utilization
of
pesticides.
In
this
paper,
by
using
hollow
mesoporous
silica
(HMS)
as
a
nanocarrier
and
TA-Cu
metal-phenolic
networks
capping
agent,
pH-responsive
controlled
release
nano-formulation
loaded
with
prochloraz
(Pro@HMS-TA-Cu)
was
constructed.
The
structure
properties
Pro@HMS-TA-Cu
were
adequately
characterised
analysed.
results
showed
that
loading
content
nanoparticles
about
17.7%
exhibited
significant
properties.
After
coating
network,
contact
angle
adhesion
work
on
surface
oilseed
rape
leaves
after
360
s
59.6°
107.2
mJ·m-2,
respectively,
indicating
prepared
possessed
excellent
adhesion.
addition,
demonstrated
better
antifungal
activity
against
Sclerotinia
sclerotiorum
lower
toxicity
zebrafish
compared
technical.
Hence,
network
agent
are
highly
efficient
environmentally
friendly,
providing
new
approach
for
development
systems.
