Transcriptomic and metabolomic analysis reveals the molecular mechanism of exogenous melatonin improves salt tolerance in eggplants
Handong Wang,
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Yu Zhang,
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Haikun Jiang
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et al.
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
15
Published: Jan. 10, 2025
Melatonin
significantly
enhances
the
tolerance
of
plants
to
biotic
and
abiotic
stress,
plays
an
important
role
in
plant
resistance
salt
stress.
However,
its
molecular
mechanisms
eggplant
stress
have
been
rarely
reported.
In
previous
studies,
we
experimentally
demonstrated
that
melatonin
can
enhance
eggplants.
this
study,
treated
salt-stressed
with
a
control
treatment
water,
then
conducted
physiological
biochemical
tests,
transcriptomic
metabolomic
sequencing,
RT-qPCR
validation
at
different
stages
after
treatment.
The
results
showed
exogenous
alleviate
adverse
effects
on
by
increasing
activity
antioxidant
enzymes,
reducing
content
reactive
oxygen
species
plants,
organic
osmoprotectants.
Transcriptomic
data,
as
well
combined
analysis,
indicate
activate
metabolic
pathways
Compared
genes
α-linolenic
acid
metabolism
pathway
promote
accumulation
metabolites
pathway,
significant
observed
48
hours
treatment,
activates
expression
such
SmePLA2,
SmeLOXs
SmeOPR
et
al.
α-Linolenic
acid,
(9R,13R)-12-oxophytodienoic
9(S)-HpOTrE
(+)-7-iso-Jasmonic
acid.
validated
activating
effect
candidate
a-linolenic
pathway.
This
study
analyzed
mechanism
alleviating
providing
theoretical
foundation
for
application
enhancing
production.
Language: Английский
Role of autophagy in plant growth and adaptation to salt stress
Syed Inzimam Ul Haq,
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Faheem Tariq,
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Noor Us Sama
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et al.
Planta,
Journal Year:
2025,
Volume and Issue:
261(3)
Published: Jan. 31, 2025
Language: Английский
Performance of ethanol transformable microemulsions and remediation of salinized oil – contaminated soils
Journal of Hazardous Materials,
Journal Year:
2025,
Volume and Issue:
489, P. 137543 - 137543
Published: Feb. 11, 2025
Language: Английский
Mitigation of salt stress in Camelina sativa by epibrassinolide and salicylic acid treatments
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: March 7, 2025
Salinity
stress
is
a
critical
abiotic
factor
that
severely
limits
the
growth
of
crops
and
agricultural
productivity.
This
study
explores
potential
exogenously
applied
salicylic
acid
(SA)
24-epibrassinolide
(EbR)
to
mitigate
adverse
effects
salt
on
camelina
by
enhancing
physiological
processes
for
plant
resilience,
such
as
water
retention,
membrane
stability,
pigment
biosynthesis.
research
was
conducted
determine
two
hormones
under
development
(Camelina
sativa)
greenhouse
conditions.
Eight
parameters
were
evaluated
in
this
study,
including
Fresh
Weight
(FW),
Dry
(DW),
Plant
Water
Content
(PWC),
Relative
(RWC),
Membrane
Permeability
(MP),
Chlorophyll-a
(Ch-a),
Chlorophyll-b
(Ch-b)
carotenoids.
The
results
revealed
significantly
reduced
productivity
all
genotypes
most
parameters.
Under
conditions,
addition
SA
combination
EbR
+
enhanced
performance
both
RWC
carotenoid
In
contrast,
treatment
specifically
without
affecting
levels.
highest
FW
(5.49
g)
DW
(1.31
obtained
NaCl
group
after
control
group.
values
MP
Arslanbey
genotype
other
genotypes.
Furthermore,
when
treatments
compared,
increase
Ch-a,
Ch-b
contents
PI-650142
genotype.
However,
more
required
fully
understand
mechanisms
these
compounds
together.
Overall,
have
promising
improving
grown
salt-stress
Further
studies
should
be
performed
considering
sensitivity
with
low
tolerance.
Language: Английский
Molecular Insights Into Salt Stress Adaptation in Plants
Dativa Gosbert Tibesigwa,
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Wen-Ying Zhuang,
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Sophia Hydarry Matola
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et al.
Plant Cell & Environment,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 11, 2025
ABSTRACT
The
significant
rise
in
soil
salinity
has
had
detrimental
effects
on
global
agricultural
production,
negatively
impacting
overall
plant
health
and
leading
to
a
decline
productivity.
As
protective
response,
plants
have
developed
diverse
regulatory
mechanisms
counteract
these
adverse
conditions.
help
mitigate
damage
caused
by
both
osmotic
ionic
stress
resulting
from
high
salinity.
Given
the
severe
threat
this
poses
food
security
well‐being
of
world's
population,
scientists
dedicated
decades
research
understanding
how
manage
salt
stress.
Numerous
been
identified
studied
enhance
tolerance
alleviate
This
review
examines
recent
advancements
molecular
underlying
salt,
including
uptake
transport,
sensing
signalling,
hormonal
regulation,
epigenetic
modifications,
genetic
adaptation,
posttranslational
modifications.
Although
current
knowledge
advanced
our
understanding,
critical
gaps
controversies
remain,
such
as
stability
memory,
trade‐off
between
growth,
crosstalk,
novel
genes
with
uncharacterised
roles
tolerance.
To
resolve
questions,
further
employing
techniques
like
GWAS,
transcriptomics,
transgenic
genome‐editing
technologies,
well
studies
energy
allocation
is
essential.
A
deeper
exploration
complex,
synergistic
will
pave
way
for
enhancing
resilience
ensuring
adaptation
increasingly
challenging
environmental
Language: Английский