Plants,
Journal Year:
2024,
Volume and Issue:
13(24), P. 3496 - 3496
Published: Dec. 14, 2024
The
effect
of
chemically
synthesized
nanocomposites
(NCs)
selenium
(Se/AG
NC),
copper
oxide
(Cu/AG
NC)
and
manganese
hydroxide
(Mn/AG
based
on
the
natural
polymer
arabinogalactan
(AG),
processes
growth,
development
colonization
potato
plants
in
vitro
was
studied
upon
infection
with
causative
agent
blackleg—the
Gram-negative
bacterium
Pectobacterium
carotovorum—and
ring
rot—the
Gram-positive
Clavibacter
sepedonicus
(Cms).
It
shown
that
potatoes
P.
carotovorum
reduced
root
formation
concentration
pigments
leaf
tissues.
treatment
Cu/AG
NC
before
stimulated
increased
them.
A
similar
observed
when
were
exposed
to
Mn/AG
NC,
an
increase
growth
also
observed.
Cms
inhibited
plant
growth.
Treatment
each
NCs
mitigated
this
negative
phytopathogen.
At
same
time,
Se/AG
promoted
formation.
biomass
Cms-infected
plants.
showed
a
decrease
intensity
by
bacteria.
had
maximum
effect,
which
is
probably
due
its
high
antioxidant
capacity.
Thus,
are
able
mitigate
effects
bacterial
phytopathogens
vegetation
these
bacteria
during
cultivated
Ecotoxicology and Environmental Safety,
Journal Year:
2024,
Volume and Issue:
281, P. 116620 - 116620
Published: June 21, 2024
Iron-nanoparticles
(Fe-NPs)
are
increasingly
been
utilized
in
environmental
applications
due
to
their
efficacy
and
strong
catalytic
activities.
The
novelty
of
nanoparticle
science
had
attracted
many
researchers
especially
for
green
synthesis,
which
can
effectively
reuse
biological
resources
during
the
polymerization
reactions.
Thus,
synthesis
Fe-NPs
utilizing
plant
extracts
could
be
considered
as
eco-friendly,
simple,
rapid,
energy-efficient,
sustainable,
cost-effective.
route
recognized
a
practical,
valuable,
economically
effective
alternative
large-scale
production.
During
production
process,
some
biomolecules
present
undergo
metal
salts
reduction,
serve
both
capping
reducing
mechanism,
enhancing
reactivity
stability
green-synthesized
Fe-NPs.
diversity
species
provided
wide
range
potential
sources
With
improved
understanding
specific
involved
bioreduction
stabilization
processes,
it
will
become
easier
identify
utilize
new,
materials
synthesis.
Newly
synthesized
require
different
characterization
techniques
such
transmission
electron
microscope,
ultraviolet-visible
spectrophotometry,
X-ray
absorption
fine
structure,
etc,
determination
size,
composition,
structure.
This
review
described
assessed
recent
advancements
derived
from
plant-based
material.
Detailed
information
on
various
suitable
yielding
valuable
with
diverse
safety.
Additionally,
this
examined
employed
analyze
Fe-NPs,
stability,
accumulation,
mobility,
fate
environment.
Holistically,
remediating
wastewaters,
organic
residues,
inorganic
contaminants.
toxicity
was
also
addressed;
emphasizing
need
refine
ensure
safety
friendliness.
Moving
forward,
future
challenges
opportunities
associated
would
motivate
novel
research
about
nanoparticles
new
directions.
BMC Plant Biology,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: Aug. 3, 2024
In
this
study,
various
constraints
of
Cd
toxicity
on
growth,
morpho-anatomical
characters
along
with
physiological
and
biochemical
metabolic
processes
Solanum
melongena
L.
plants
were
analyzed.
Conversely,
ameliorative
role
iron
oxide
nanoparticles
(FeONPs)
was
examined
against
stress.
For
purpose,
the
following
treatments
applied
in
completely
randomized
fashion;
3
mM
CdCl2
solution
irrigation
water,
40
80
ppm
solutions
FeONPs
via
foliar
spray.
Regarding
results,
caused
oxidative
damage
to
plants'
photosynthetic
machinery,
resulting
elevated
levels
stress-markers
like
malondialdehyde
(MDA),
hydrogen
peroxide
(H2O2),
electrolytic
leakage
(EL)
slight
increase
antioxidants
activities,
including
glutathione
(GsH),
ascorbate
(AsA),
catalases
(CAT),
peroxidases
(POD),
superoxide
dismutase
(SOD),
(APX).
Also,
high
level
disturb
ions
homeostasis
reduced
essential
minerals
uptake,
Ca
K.
This
ultimately
growth
development
S.
plants.
contrast,
supplementations
improved
(enzymatic
non-enzymatic)
defenses
which
turn
limited
ROS
generation
lowered
machinery.
Furthermore,
it
maintained
ionic
balance
enhanced
uptake
K
nutrients
are
necessary
for
photosynthesis,
hence
also
photosynthesis
rate
Overall,
spray
effectively
mitigated
imposed
Deleted Journal,
Journal Year:
2025,
Volume and Issue:
77(2)
Published: March 7, 2025
Nanoparticles
(NPs)
have
shown
promising
potential
to
improve
plant
resilience
against
various
abiotic
stresses
like
drought,
salinity,
heat,
cold
etc.
by
modulating
key
phytohormonal
pathways.
While
previous
studies
explored
the
efficacy
of
different
NPs
in
alleviating
individual
stresses,
a
critical
analysis
summarizing
current
understanding
NPs-phytohormone
interconnections
is
lacking.
This
review
comprehensively
surveys
recent
advances
elucidating
crosstalk
between
and
major
hormones
abscisic
acid,
auxins,
salicylic
jasmonic
cytokinins,
ethylene,
strigolactones
brassinosteroids
involved
stress
responses.
Both
biogenic
chemically
engineered
are
covered.
The
mechanisms
underlying
NP-triggered
phytohormone
signature
changes
discussed.
Critical
knowledge
gaps
such
as
lack
field
scale
evaluations
identified.
Finally,
future
prospects
include
molecular
more
deeply
using
multi-omics
approaches,
evaluation
under
conditions
diverse
environmental
contexts
genotypes,
long-term
risk
assessments,
development
targeted
multi-component
NP
formulations.
assimilates
status
outlook
emerging
NP-phytohormone
interplay
engineering
for
sustainable
agriculture
solutions.
Discover Plants.,
Journal Year:
2025,
Volume and Issue:
2(1)
Published: March 19, 2025
Abstract
Nanoparticles
have
demonstrated
significant
potential
in
reducing
the
negative
impacts
of
abiotic
stress
on
plants
and
improving
agricultural
productivity.
Temperature,
salt,
drought,
heavy
metals
can
hinder
plant
growth
crop
yields.
Nanoparticles,
mainly
metal
oxide
nanoparticles
been
found
to
enhance
resilience
mitigate
by
affecting
physiological
molecular
processes.
Studies
shown
that
improve
growth,
biomass,
chlorophyll
content,
antioxidant
production.
They
also
nutrient
absorption,
regulate
osmotic
balance,
activate
defense
mechanisms.
like
zinc
(ZnO),
silicon
(Si),
iron
(FeO)
effective
mitigating
salt
stress.
In
contrast,
manganese
(Mg)
titanium
dioxide
(TiO
2
)
promise
alleviating
drought
Additionally,
reduce
toxicity
heat
tolerance.
However,
using
agriculture
requires
careful
consideration
their
risks
environmental
impact.
provide
a
promising
opportunity
for
enhancing
sustainable
practices
face
climate
change
food
security
challenges.
By
leveraging
nanotechnology,
we
farm
productivity
secure
resources
future
generations.
Graphical
abstract
