Enhancing drought tolerance in horticultural plants through plant hormones: a strategic coping mechanism
Frontiers in Plant Science,
Год журнала:
2025,
Номер
15
Опубликована: Янв. 20, 2025
Abiotic
stresses
are
considered
as
a
significant
factor
restricting
horticultural
crop
productivity
and
quality.
Drought
stress
is
major
environmental
constraint
among
the
emerging
concerns.
Plants
have
susceptibility
to
drought
stress,
resulting
in
marked
decline
production
during
last
several
decades.
The
development
of
effective
strategies
mitigate
essential
for
sustainable
agriculture
food
security,
especially
considering
continuous
growth
world
population.
Several
studies
suggested
that
exogenous
application
phytohormone
plants
can
improve
tolerance
by
activating
molecular
physiological
defense
systems.
Phytohormone
pretreatment
potential
approach
alleviating
plants.
In
addition,
melatonin,
salicylic
acid,
jasmonates,
strigolactones,
brassinosteroids,
gamma-aminobutyric
acid
phytohormones
function
regulators
effects
stress.
These
hormones
frequently
interact
with
one
another
survival
drought-stressed
environments.
To
sum
up,
this
review
will
predominantly
elucidate
role
related
mechanisms
across
various
horticulture
species.
Язык: Английский
Employing Titanium Dioxide Nanoparticles as Biostimulant against Salinity: Improving Antioxidative Defense and Reactive Oxygen Species Balancing in Eggplant Seedlings
Antioxidants,
Год журнала:
2024,
Номер
13(10), С. 1209 - 1209
Опубликована: Окт. 8, 2024
Salinity
is
a
major
abiotic
stress
that
affects
the
agricultural
sector
and
poses
significant
threat
to
sustainable
crop
production.
Nanoparticles
(NPs)
act
as
biostimulants
significantly
mitigate
stress.
In
this
context,
experiment
was
designed
assess
effects
of
foliar
application
titanium
dioxide
(TiO
Язык: Английский
Anti-TMV Activity and Functional Mechanisms of Two Diterpenoid Alkaloids Isolated from Dendrobium findlayanum
Journal of Agricultural and Food Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 14, 2025
Tobacco
mosaic
virus
(TMV)
is
a
major
threat
to
crops,
making
the
discovery
of
green
biopesticides
essential.
Herein,
we
present
two
active
ingredients
derived
from
medicinal
plant
Dendrobium
findlayanum,
findlayine
A
(1)
and
dendrofindline
B
(2),
as
promising
precursor
compounds
for
TMV
inhibitors.
Among
them,
2
inhibited
infestation
on
tobacco
leaves
at
rate
38.6%,
which
was
close
that
commercial
antiviral
agent
ningnanmycin
(43.1%).
Both
1
could
effectively
alleviate
destruction
leaf
protoplasts
by
infestation,
enhance
resistance
affecting
activities
phenylalaninammo-nialyase
(PAL),
peroxidase
(POD)
superoxide
dismutase
(SOD).
Additionally,
significantly
down-regulated
expression
coat
protein
(CP)
CP-mediated
aggregation
TMV,
thereby
reducing
its
capacity.
This
study
systematically
investigated
mechanism
anti-TMV
activity
diterpenoid
alkaloids
D.
with
view
providing
new
insights
into
creation
novel
agents.
Язык: Английский
SL-6 Mimic Is a Biostimulant for Chlorella sorokiniana and Enhances the Plant Biostimulant Effect of Microalgal Extract
Plants,
Год журнала:
2025,
Номер
14(7), С. 1010 - 1010
Опубликована: Март 24, 2025
This
study
aimed
to
evaluate
the
impact
of
a
more
cost-efficient
strigolactone
mimic
SL-6
on
Chlorella
sorokiniana
NIVA-CHL
176
growth
in
comparison
with
analog
GR24
and
plant
biostimulant
functions
microalgal
extracts.
Three
molar
concentrations
were
tested:
10-7
M,
10-8
10-9
respectively.
Five
parameters
assessed:
optical
density,
turbidity,
biomass
production,
chlorophyll
fluorescence,
pigment
concentration.
Results
after
15
days
culturing
revealed
that
treatments
significantly
enhanced
production
(13.53%
at
M),
synthesis,
photosystem
II
activity
(14.38%
M).
The
highest
increases
pigments
induced
by
15.7%
for
(at
M
SL-6),
12.87%
b
2.3%
carotenoids
10.78%
total
SL-6)
per
gram
compared
solvent
control
(DMSO).
Higher
doses
(10-7
M)
inhibited
growth,
reducing
cell
synthesis.
extracts
acted
as
biostimulants,
stimulating
root
shoot
elongation
proton
pump
functioning
mung
seedlings
presence
absence
salt
stress.
from
biostimulated
C.
active
biostimulants
than
non-stimulated
sorokiniana.
Язык: Английский
Plant growth regulator studies and emerging biotechnological approaches in Artemisia annua L.: A comprehensive overview
South African Journal of Botany,
Год журнала:
2025,
Номер
181, С. 181 - 222
Опубликована: Апрель 21, 2025
Язык: Английский
Boilogical role of strigolactones
Fiziologia rastenij i genetika,
Год журнала:
2024,
Номер
56(5), С. 371 - 398
Опубликована: Окт. 1, 2024
Язык: Английский
Advances in Understanding Drought Stress Responses in Rice: Molecular Mechanisms of ABA Signaling and Breeding Prospects
Genes,
Год журнала:
2024,
Номер
15(12), С. 1529 - 1529
Опубликована: Ноя. 27, 2024
Drought
stress
is
a
pivotal
environmental
factor
impacting
rice
production
and
presents
significant
challenge
to
sustainable
agriculture
worldwide.
This
review
synthesizes
the
latest
research
advancements
in
regulatory
mechanisms
signaling
pathways
that
employs
response
drought
stress.
It
elaborates
on
adaptive
changes
molecular
occur
under
conditions.
The
highlights
perception
initial
transmission
of
signals,
key
downstream
networks
such
as
MAPK
Ca2+
pathways,
their
roles
modulating
responses.
Furthermore,
discussion
extends
hormonal
signaling,
especially
crucial
role
abscisic
acid
(ABA)
responses,
alongside
identification
drought-resistant
genes
application
gene-editing
technologies
enhancing
resilience.
Through
an
in-depth
analysis
these
this
aims
offer
valuable
insights
guidance
for
future
resistance
breeding
agricultural
initiatives.
Язык: Английский