Iron oxide nanoparticles enhance alkaline stress resilience in bell pepper by modulating photosynthetic capacity, membrane integrity, carbohydrate metabolism, and cellular antioxidant defense
BMC Plant Biology,
Год журнала:
2025,
Номер
25(1)
Опубликована: Фев. 10, 2025
Bell
pepper
(Capsicum
annuum
L.)
is
a
commercially
important
and
nutritionally
rich
vegetable
crop
in
the
Solanaceae
family.
Alkaline
stress
(AS)
can
disrupt
growth,
metabolism,
and,
particularly,
nutritional
quality.
This
study
aims
to
evaluate
role
of
iron
oxide
nanoparticles
(FeNP)
mitigating
AS
enhancing
plant
growth
metabolic
functions
by
conducting
experiments
under
controlled
greenhouse
conditions
with
four
main
treatments:
(irrigating
plants
alkaline
salts
mixture
solution);
FeNP
(foliar
application
Fe3O4
at
100
mg
L−¹);
+
(integrated
treatment
FeNP);
CK
(control).
The
results
clearly
demonstrated
that
negatively
affects
biomass,
photosynthetic
attributes,
membrane
integrity,
carbohydrate
balance
antioxidant
system.
Additionally,
key
phenolic
flavonoid
compounds
decreased
AS,
indicating
detrimental
effect
on
plant's
secondary
metabolites.
In
contrast,
not
only
improved
attributes
but
also
enhanced
integrity
restored
balance.
restoration
was
driven
accumulation
sugars
(glucose,
fructose,
sucrose)
starch,
along
metabolism
enzymes—sucrose
phosphate
synthase
(SPS),
sucrose
(SuSy),
neutral
invertase
(NI),
vacuolar
(VI)—and
their
associated
gene
expression.
correlation
analysis
further
revealed
tight
regulation
both
enzymatic
transcript
levels
all
tissue
types,
except
for
SPS
roots.
Furthermore,
resulted
increased
phenolics
(dihydrocapsaicin,
capsaicin,
p-coumaric
acid,
sinapic
p-OH
benzoic
benzaldehyde,
ferulic
acid)
(dihydroquercetin,
naringenin,
kaempferol,
dihydrokaempferol,
quercetin)
compared
treatment,
thus
suggesting
these
metabolites
likely
contribute
stabilization
cellular
structures
membranes,
ultimately
supporting
physiological
resilience
stress.
conclusion,
demonstrate
potential
bell
against
improving
Язык: Английский
Nanofertilizers: Mechanisms, Efficacy, and Implications for Sustainable Agriculture
Опубликована: Янв. 1, 2025
Язык: Английский
Nanofertilizers for Sustainable African Agriculture: A Global Review of Agronomic Efficiency and Environmental Sustainability
Nanomaterials,
Год журнала:
2025,
Номер
15(5), С. 390 - 390
Опубликована: Март 3, 2025
As
Africa’s
population
continues
to
grow,
the
need
for
sustainable
agricultural
practices
has
intensified,
sparking
greater
interest
in
nanofertilizers
This
review
critically
evaluates
agronomic
efficiency
and
environmental
sustainability
of
African
context.
It
combines
existing
research
on
nanofertilizers’
effectiveness,
nutrient-use
efficiency,
impact.
Nanofertilizers
have
shown
a
boost
up
30%
compared
conventional
fertilizers.
also
highlights
benefits
such
as
enhanced
crop
yields
(up
25%
increase
maize
production),
reduced
chemical
fertilizer
requirements
40%
reduction
nitrogen
application),
improved
soil
health.
The
analysis
informs
policy,
research,
practice
aimed
at
optimizing
nanofertilizer
deployment
agriculture.
projected
global
2.4
billion
by
2050
that
solutions
never
been
more
important.
Our
conveys
an
assessment
potential
contribution
food
security.
Язык: Английский
Photosynthesis Machinery in Lathyrus oleraceus Lam. Under Combined Treatment of SiO2 and ZnO Nanoparticles
Journal of soil science and plant nutrition,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 10, 2025
Язык: Английский
Microbial Nanoparticles in Biological Plant Protection
International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(6), С. 2492 - 2492
Опубликована: Март 11, 2025
Nanoparticles
are
small
structures
that
differ
in
terms
of
their
shape
and
composition;
high
surface-to-volume
ratio
is
responsible
for
unique
properties
make
them
perfect
mediators
the
delivery
substances.
do
not
only
include
metallic
spheres
but
also
complex
polysaccharides
capsule
viruses
or
bacterial
protein
complexes
(which
can
be
considered
bionanoparticles),
which
1–100
nm
size.
Although
nanoparticles
most
widely
studied
from
medical
perspectives,
potential
applications
almost
limitless.
One
such
promising
use
functional
plant
protection
against
diseases.
precise
decreases
need
other
chemical
compounds,
thanks
to
increased
product
stability
a
target
site,
production
often
burdened
by
large
quantities
toxic
wastes.
This
problem
limited
if
we
apply
bioreactor
green
synthesis
method,
includes
with
microorganisms.
Bacteria
produce
internally,
externally,
producing
metabolites
used
nanoparticle
directly,
e.g.,
surfactants,
indirectly
as
reducing
agents
metal
production.
Regardless
source
nanoparticles,
they
processes
disease/pathogen
detection
disease
suppression.
The
endless
variety
materials
possible
modifications
subjected
makes
it
impossible
predict
how
will
future.
Nevertheless,
this
study,
would
like
turn
attention
fact
although
viewed
synthetic
structures,
ever-present
microbial
world
play
an
important
part
intermicrobial
interactions.
As
usefulness
has
been
tested
over
years
co-evolution,
may
useful
look
future
directions
fascinating
technology.
Язык: Английский
Towards Smart Agriculture through Nano-Fertilizer-A Review
Materials Today Sustainability,
Год журнала:
2025,
Номер
unknown, С. 101100 - 101100
Опубликована: Март 1, 2025
Язык: Английский
Foliar application of nano Urea enhances vegetative growth of Arabidopsis thaliana over equimolar bulk urea through higher induction of biosynthesis genes but suppression of nitrogen uptake and senescence genes
Arpan Dey,
Neelam Jangir,
Devanshu Verma
и другие.
Plant Growth Regulation,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 17, 2025
Язык: Английский
Bionanoremediation of wastewater: an innovative and novel approach
Somani Chandrika Rath,
Upasana Bhagawati,
Arti Goel
и другие.
Environmental Monitoring and Assessment,
Год журнала:
2025,
Номер
197(5)
Опубликована: Апрель 5, 2025
Язык: Английский
Foliar application of nano urea results in higher biomass, chlorophyll, and nitrogen content than equimolar bulk urea through differential gene regulation in Arabidopsis thaliana
Arpan Dey,
Neelam Jangir,
Devanshu Verma
и другие.
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 6, 2024
Abstract
Indian
Farmers
Fertilizer
Cooperative
(IFFCO)’s
liquid
nano
urea
formulation
(NUF)
was
applied
to
one-month-old
Arabidopsis
thaliana
plants
grown
in
vermiculite
as
a
0.4%
foliar
spray
twice
at
an
interval
of
10
days
and
compared
with
sprays
equimolar
bulk
urea.
NUF
resulted
51
±
14.9%
increase
biomass,
29.5
9.1%
chlorophyll,
8.4
3.1%
nitrogen,
4.5
0.3%
amino
acid
content
the
leaves,
NUF’s
zeta
potential
-54.7
mV
particle
size
≃27.7
nm,
measured
by
dynamic
light
scattering
transmission
electron
microscopy,
make
it
suitable
for
stomatal
uptake.
We
conducted
differential
gene
expression
analysis
mRNA
sequencing
understand
molecular
basis
phenotypic
gains
under
rather
than
significantly
higher
levels
211
genes
(log
2
fold-change
>
0.5,
FDR
<
0.05)
involved
biosynthesis
carbohydrates,
acids,
nucleotides,
lipids,
phytohormones,
secondary
metabolites,
cell
wall
modification,
growth
developmental
processes,
cycle,
stress
response
On
other
hand,
1,286
-0.5)
death,
abscission,
senescence,
nitrogen
transport
metabolism,
biotic
showed
lower
upon
application
Our
results
suggest
that
although
suppresses
uptake
genes,
possibly
due
excess,
enhances
up-regulating
synthesis
essential
biomolecules
growth-promoting
Язык: Английский