Plants,
Год журнала:
2024,
Номер
13(16), С. 2325 - 2325
Опубликована: Авг. 21, 2024
Soil
salinity
represents
a
significant
factor
affecting
agricultural
productivity
and
crop
quality.
The
present
study
was
conducted
to
investigate
the
effects
of
soil
conditioner
(SC)
comprising
halotolerant
microorganisms
on
fertility,
yield,
rice
quality,
physicochemical
structural
properties
starch
in
hybrid
under
saline
conditions.
experimental
treatments
were
composed
two
high-quality
varieties,
i.e.,
‘Y
Liangyou
957’
(YLY957)
Jing
534
(JLY534),
amendment
treatments,
application
SC
at
control
levels
2250
kg
hm−2,
or
‘CK
SC’,
respectively.
subjected
mixture
fresh
sea
water
(EC
11
dS/m).
results
demonstrated
that
significantly
enhanced
yield
salt
stress
conditions
owing
an
increase
number
grains
per
panicle.
Furthermore,
found
be
effective
improving
organic
matter
nutrient
content.
resulted
improvement
antioxidant
defense,
higher
leaf
SPAD
values,
greater
biomass,
as
well
translocation
photo-assimilates
heading
stage.
not
only
improved
milling
appearance
quality
but
also
taste
value
by
increasing
amylose
reducing
protein
decreased
indentations
surfaces
granules
cracks
edges
granules.
varieties
exhibited
excellent
pasting
properties,
characterized
reduced
proportions
amylopectin
short
chains
lower
gelatinization
temperature
enthalpy
gelatinization.
Overall,
these
findings
serve
reinforce
efficacy
valuable
tool
improve
sustainability
with
grain
International Journal of Molecular Sciences,
Год журнала:
2023,
Номер
24(4), С. 4062 - 4062
Опубликована: Фев. 17, 2023
Rice
(Oryza
sativa)
is
one
of
the
most
important
crops
grown
worldwide,
and
saline-alkali
stress
seriously
affects
yield
quality
rice.
It
imperative
to
elucidate
molecular
mechanisms
underlying
rice
response
stress.
In
this
study,
we
conducted
an
integrated
analysis
transcriptome
metabolome
effects
long-term
on
High
(pH
>
9.5)
induced
significant
changes
in
gene
expression
metabolites,
including
9347
differentially
expressed
genes
(DEGs)
693
accumulated
metabolites
(DAMs).
Among
DAMs,
lipids
amino
acids
accumulation
were
greatly
enhanced.
The
pathways
ABC
transporter,
acid
biosynthesis
metabolism,
glyoxylate
dicarboxylate
glutathione
TCA
cycle,
linoleic
etc.,
significantly
enriched
with
DEGs
DAMs.
These
results
suggest
that
play
roles
rice's
high
Our
study
deepens
understanding
provides
references
for
design
breeding
resistant
The Plant Cell,
Год журнала:
2023,
Номер
35(9), С. 3604 - 3625
Опубликована: Июнь 16, 2023
Abstract
Catalase
(CAT)
is
often
phosphorylated
and
activated
by
protein
kinases
to
maintain
hydrogen
peroxide
(H2O2)
homeostasis
protect
cells
against
stresses,
but
whether
how
CAT
switched
off
phosphatases
remains
inconclusive.
Here,
we
identified
a
manganese
(Mn2+)–dependent
phosphatase,
which
named
PHOSPHATASE
OF
CATALASE
1
(PC1),
from
rice
(Oryza
sativa
L.)
that
negatively
regulates
salt
oxidative
stress
tolerance.
PC1
specifically
dephosphorylates
CatC
at
Ser-9
inhibit
its
tetramerization
thus
activity
in
the
peroxisome.
overexpressing
lines
exhibited
hypersensitivity
stresses
with
lower
phospho-serine
level
of
CATs.
Phosphatase
seminal
root
growth
assays
indicated
promotes
plays
vital
role
during
transition
normal
conditions.
Our
findings
demonstrate
acts
as
molecular
switch
dephosphorylate
deactivate
regulate
H2O2
tolerance
rice.
Moreover,
knockout
not
only
improved
H2O2-scavenging
capacity
also
limited
grain
yield
loss
under
Together,
these
results
shed
light
on
mechanisms
provide
strategy
for
breeding
highly
salt-tolerant
Plants,
Год журнала:
2023,
Номер
12(18), С. 3243 - 3243
Опубликована: Сен. 12, 2023
Rice
yield
and
grain
quality
are
highly
sensitive
to
salinity
stress.
Salt-tolerant/susceptible
rice
cultivars
respond
differently.
To
explore
the
variation
in
moderate/severe
stress,
five
differing
degrees
of
salt
tolerance,
including
three
salt-tolerant
(Lianjian
5,
Lianjian
6,
7)
two
salt-susceptible
(Wuyunjing
30
Lianjing
were
examined.
Grain
was
significantly
decreased
under
while
extent
loss
lesser
due
relatively
higher
filling
ratio
weight.
The
milling
continued
increase
with
increasing
levels.
There
genotypic
differences
responses
appearance
mild
salinity.
first
increased
then
levels
stress
but
decrease
rice.
Under
severe
protein
accumulation
starch
content
decreased;
short
branched-chain
amylopectin
crystallinity
stability
increased,
gelatinization
temperature
increased.
These
changes
resulted
deterioration
cooking
eating
salinity-stressed
environments.
However,
responded
differently
moderate
physicochemical
properties
starch.
For
cultivars,
chain
length
decreased,
order
structure
pasting
thermal
significantly,
whereas
for
deteriorated
In
conclusion,
selection
can
effectively
maintain
production
at
a
high
level
simultaneously
enhancing
Our
results
demonstrate
specific
among
genotypes
planting
soil
is
solution
ensure
China.
Environmental Pollutants and Bioavailability,
Год журнала:
2024,
Номер
36(1)
Опубликована: Март 6, 2024
Endophytes,
as
microorganisms
widely
present
in
plants,
have
an
important
role
plant
growth
and
development.
Abiotic
stresses
are
very
essential
influence
on
Endophytes
host
plants
diverse,
however,
beneficial
endophytes
used
to
make
resistant
abiotic
stresses.
This
review
focuses
studying
the
regulatory
roles
of
different
under
stresses,
explained
special
pathway
related
mechanism
heavy
metal
stress,
such
cadmium,
manganese
zinc
stress.
How
do
dominant
respond
salt
heat
stress
affect
physiological
characteristics?
In
addition,
we
also
summarized
potential
application
reducing
toxicity
pathogens,
promoting
crop
growth,
biomedicine
ecological
restoration,
other
aspects,
provide
reference
for
further
in-depth
research
action
effective
utilization
endophytes.
Genes,
Год журнала:
2024,
Номер
15(5), С. 573 - 573
Опубликована: Апрель 29, 2024
Salt
stress
has
a
detrimental
impact
on
food
crop
production,
with
its
severity
escalating
due
to
both
natural
and
man-made
factors.
As
one
of
the
most
important
crops,
wheat
is
susceptible
salt
stress,
resulting
in
abnormal
plant
growth
reduced
yields;
therefore,
damage
from
should
be
great
concern.
Additionally,
utilization
land
coastal
areas
warrants
increased
attention,
given
diminishing
supplies
fresh
water
arable
land,
demand
for
wheat.
A
comprehensive
understanding
physiological
molecular
changes
under
can
offer
insights
into
mitigating
adverse
effects
In
this
review,
we
summarized
genes
mechanisms
involved
ion
transport,
signal
transduction,
enzyme
hormone
regulation,
response
based
processes
Then,
surveyed
latest
progress
improving
tolerance
through
breeding,
exogenous
applications,
microbial
pathways.
Breeding
efficiency
improved
combination
gene
editing
multiple
omics
techniques,
which
fundamental
strategy
dealing
stress.
Possible
challenges
prospects
process
were
also
discussed.
Journal of Xenobiotics,
Год журнала:
2024,
Номер
14(1), С. 333 - 349
Опубликована: Март 1, 2024
Salinity
is
a
major
abiotic
stress
that
seriously
affects
crop
growth
worldwide.
In
this
work,
we
aimed
to
isolate
potential
halotolerant
plant
growth-promoting
rhizobacteria
(PGPR)
mitigate
the
adverse
impacts
of
salt
in
rice.
An
isolate,
D2,
with
multiple
(PGP)
characteristics
was
identified
as
Enterobacter
asburiae
D2.
Strain
D2
could
produce
indole-3-acetic
acid
and
siderophore.
It
also
exhibited
phosphate
solubilization
1-aminocyclopropane-1-carboxylic
deaminase
activity.
Genome
analysis
further
provided
insights
into
molecular
mechanism
its
PGP
abilities.
inoculation
efficiently
stimulated
rice
under
both
normal
saline
conditions.
Compared
non-inoculated
plants,
significant
increase
height
(18.1–34.7%),
root
length
(25.9–57.1%),
dry
weight
(57.1–150%),
shoot
(17.3–50.4%)
recorded
inoculated
seedlings.
Meanwhile,
seedlings
strain
showed
improvement
chlorophyll
proline
content,
while
oxidant
damage
reduced
these
plants
comparison
control
group.
Moreover,
K+/Na+
ratio
exposed
NaCl
Na2CO3
higher
than
uninoculated
groups.
These
results
imply
PGPR
can
be
used
for
alleviation
Journal of Agronomy and Crop Science,
Год журнала:
2025,
Номер
211(2)
Опубликована: Фев. 21, 2025
ABSTRACT
Because
of
inadequate
freshwater
resources
and
poor
irrigation
facilities,
salinity
drought
often
co‐occur
for
rice
production
in
saline
lands.
The
root
is
the
primary
most
vulnerable
organ
detecting
perceiving
stresses
soil.
Still,
little
information
available
on
morpho‐physiological
characteristics
grain
yield
when
subjected
to
combined
salinity‐drought
stress.
present
study
was
conducted
under
two
levels
(NS,
non‐salinity
treatment;
S,
treatment)
three
imposed
from
jointing
heading
(ND,
non‐drought
MD,
moderate
SD,
severe
treatment).
Salinity
treatments
shortened
duration
maturity
by
5–9
days
total
growth
3–6
days.
Grain
reduced
(
p
<
0.01
or
0.05)
drought,
reduction
more
significant
their
aggravated
loss
attributed
lower
components
relative
alone.
stress
caused
greater
decreases
shoot
biomass
root/shoot
ratio
at
maturity,
although
there
an
increase
harvest
index.
Individual
especially
stress,
length
volume
increased
rates
after
heading.
Root‐bleeding
rate
oxidative
activity
were
decreased
stress;
similar
trends
detected
flag
leaf
photosynthetic
zeatin
(Z)
riboside
(ZR)
contents
root‐bleeding
sap
leaf.
Our
results
suggested
a
penalty
drought.
salinity,
deteriorated
morphology
physiology,
which
duration,
accelerated
plant
senescence,
weakened
photosynthesis
accumulation,
led
yield.
