International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(16), P. 8901 - 8901
Published: Aug. 15, 2024
In
response
to
evolving
climatic
conditions,
plants
frequently
confront
multiple
abiotic
stresses,
necessitating
robust
adaptive
mechanisms.
This
study
focuses
on
the
responses
of
Selenicereus
undatus
L.
both
individual
stresses
(cadmium;
Cd,
salt;
S,
and
drought;
D)
their
combined
applications,
with
an
emphasis
evaluating
mitigating
effects
(M)
melatonin.
Through
transcriptome
analysis,
this
identifies
significant
gene
expression
changes
regulatory
network
activations.
The
results
show
that
stress
decreases
pitaya
growth
rates
by
30%,
reduces
stem
cladode
development
40%,
increases
Cd
uptake
under
single
50%
70%,
respectively.
Under
enhanced
activities
H2O2,
POD,
CAT,
APX,
SOD
elevated
proline
content
indicate
strong
antioxidant
defenses.
We
identified
141
common
DEGs
related
tolerance,
most
which
were
AtCBP,
ALA,
CBP
pathways.
Interestingly,
production
genes
signal
transduction
hormones,
including
abscisic
acid
auxin,
was
also
significantly
induced.
Several
calcium-dependent
protein
kinase
regulated
during
M
treatments.
Functional
enrichment
analysis
showed
enriched
metabolism,
MAPK
signaling,
photosynthesis.
addition,
weighted
co-expression
(WGCNA)
critical
transcription
factors
(WRKYs,
MYBs,
bZIPs,
bHLHs,
NACs)
associated
activities,
particularly
within
salmon
module.
provides
morpho-physiological
insights
into
pitaya’s
suggests
molecular
breeding
techniques
enhance
plant
resistance.
Food Chemistry,
Journal Year:
2024,
Volume and Issue:
458, P. 140222 - 140222
Published: June 25, 2024
This
comprehensive
study
aimed
to
determine
the
level
of
nutritional
compounds
(20
amino
acids,
11
phenolic
and
8
vitamins)
hazard
(14
mycotoxins)
in
ten
types
conventional
ecological
nuts
from
25
countries.
Moreover,
chronic
acute
toxicological
risk
assessment
mycotoxins
was
performed.
Examined
constituents
were
determined
using
LC-MS/MS.
Ecological
pine
showed
highest
acids
(233.87
g
kg
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(8), P. 4551 - 4551
Published: April 21, 2024
Cereal
crops
are
crucial
for
global
food
security;
however,
they
susceptible
to
various
environmental
stresses
that
significantly
hamper
their
productivity.
In
response,
melatonin
has
emerged
as
a
promising
regulator,
offering
potential
benefits
stress
tolerance
and
crop
growth.
This
review
explores
the
effects
of
on
maize,
sorghum,
millet,
rice,
barley,
wheat,
aiming
enhance
resilience
stress.
The
application
shown
outcomes,
improving
water
use
efficiency
reducing
transpiration
rates
in
millet
under
drought
conditions.
Furthermore,
it
enhances
salinity
heavy
metal
by
regulating
activity
stress-responsive
genes.
Similarly,
sorghum
its
resistance
high
temperatures,
low
humidity,
nutrient
deficiency,
potentially
involving
modulation
antioxidant
defense
aspects
related
photosynthetic
Melatonin
also
exerts
protective
against
drought,
salinity,
metal,
extreme
waterlogging
barley
decreasing
reactive
oxygen
species
(ROS)
production
through
system.
molecular
reactions
upregulated
photosynthesis,
mechanisms,
metabolic
pathway,
genes
downregulated
susceptibility
conclusion,
serves
versatile
tool
cereal
crops,
bolstering
promoting
sustainable
development.
Further
investigations
warranted
elucidate
underlying
mechanisms
refine
techniques
fully
harness
role
systems.
Plants,
Journal Year:
2024,
Volume and Issue:
13(2), P. 157 - 157
Published: Jan. 6, 2024
Wood
vinegar,
a
by-product
of
charcoal
biomass
pyrolysis,
has
been
used
as
biofungicide
in
plant
disease
management
because
its
antimicrobial
properties.
However,
the
physiological
and
biochemical
mechanisms
through
which
wood
vinegar
alleviates
biotic
stress
are
poorly
understood.
In
this
study,
pot
experiments
were
conducted
to
investigate
resistance
regulation
mechanism
prepared
from
different
raw
materials
(ZM)
single
material
(SM)
controlling
tomato
(
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(2), P. 236 - 236
Published: Jan. 23, 2024
The
flowering
stage
is
a
critical
period
for
water
sensitivity
and
quality
formation
of
broomcorn
millets.
However,
the
effects
mechanisms
drought
stress
on
millets
are
not
clear.
We
used
drought-resistant
variety
Hequ
red
millet
(H)
drought-sensitive
Yanshu
No.
10
(Y)
were
as
materials
treatment
during
stage,
metabolomics
physiological
methods
to
study
differences
in
protein,
starch,
amino
acids,
medium
medium-long
chain
fatty
their
response
characteristics
millet.
results
showed
that
different
genotypes
exhibited
face
stress.
In
millet,
significantly
increased
contents
amylopectin
(2.57%),
pyridoxine
(31.89%),
anthocyanin,
decreased
water-soluble
protein
(5.82%),
glutelin
(10.07%),
thiamine
(14.95%)
nicotinamide
(23.01%).
10,
amylose
by
6.05%,
riboflavin
21.11%
32.59%.
Correlation
analysis
total
starch
highly
positively
correlated
with
methyl
palmitate;
negatively
amylopectin,
vitamins,
proteins,
free
acids;
was
riboflavin,
pyridoxine.
Water-soluble
most
nicotinamide.
Thiamine
significant
positive
correlation
negative
Riboflavin
nicotinamide,
pyridoxine,
protein.
transforms
into
consuming
glutelin,
improves
resistance
accumulating
changes
its
physicochemical
properties
decreasing
content
elevating
amylopectin.
resisted
catabolizing
lipids
produce
acids
conversion
other
metabolites.
present
helps
understand
nutritional
at
provides
theoretical
basis
selection
breeding
superior
varieties
research.
Journal of Xenobiotics,
Journal Year:
2024,
Volume and Issue:
14(1), P. 79 - 95
Published: Jan. 2, 2024
Metsulfuron-methyl,
a
widely
used
herbicide,
could
cause
damage
to
the
sensitive
plants
in
crop-rotation
systems
at
extremely
low
levels
soil.
The
potential
of
plant
growth-promoting
bacteria
(PGPB)
for
enhancing
resistance
against
herbicide
stress
has
been
discovered
recently.
Therefore,
it
is
poorly
understood
how
physiological
processes
occur
plants,
while
PGPB
reduce
phytotoxicity
herbicides
agricultural
crops.
In
greenhouse
studies,
effect
strains
Pseudomonas
protegens
DA1.2
and
chlororaphis
4CH
on
oxidative
damage,
acetolactate
synthase
(ALS),
enzymatic
non-enzymatic
antioxidants
canola
(Brassica
napus
L.),
wheat
(Triticum
aestivum
L.)
were
investigated
under
two
(0.05
0.25
mg∙kg-1)
metsulfuron-methyl
using
spectrophotometric
assays.
inoculation
herbicide-exposed
with
significantly
increased
shoots
fresh
weight
(24-28%),
amount
glutathione
GSH
(60-73%),
flavonoids
(5-14%),
as
well
activity
ascorbate
peroxidase
(129-140%),
superoxide
dismutase
SOD
(35-49%),
ALS
(50-57%).
Bacterial
treatment
stimulated
(37-94%),
(65-73%),
reductase
(19-20%),
accumulation
(61-261%),
(17-22%),
(27-33%)
canola.
Simultaneous
prevented
lipid
peroxidation
induced
by
plants.
Based
findings,
possible
that
protective
role
bacterial
metsulfuron-metil
linked
antioxidant
system
activation.
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
16
Published: Feb. 28, 2025
Secondary
salinization
of
soil
seriously
hinders
the
healthy
cultivation
facility
grapes.
Biochar
has
been
shown
to
mitigate
negative
effects
saline
stress
on
plants.
However,
long-term
response
mechanism
between
soil’s
key
physicochemical
properties,
ion
concentration,
and
enzyme
activity
physiological
resistance
grape
plants
biochar
combined
with
cow
dung
application
alleviate
secondary
remains
unclear.
In
this
study,
a
field
experiment
was
set
up
once
in
September
2021
five
different
treatments,
including
no
amendments.
which
used
as
blank
control
(CK),
(10
t·ha
-1
,
T1),
(30
T2),
mixed
(5
+15
T3),
+30
T4),
respectively.
The
results
showed
that
compared
CK
treatment,
treatments
significantly
reduced
total
salt(TS)
content
electrical
conductivity(EC)
value;
increased
water-stable
aggregates
nutrient
content;
stimulated
an
increase
urease
(S-UE),
sucrose
(S-SC)
phosphatase(S-ALP)activities;
changed
exchangeable
calcium
magnesium
concentrations.
Among
T4
treatment
TS
EC
by
73.03%
61.11%,
chlorophyll
malondialdehyde
(MDA),
activities
superoxide
dismutase
(SOD),
peroxidase
(POD),
catalase
(CAT)
leaves.
decreased
MDA,
SOD,
POD,
CAT
54.59%,
40.14%,
44.28%,
70.17%
Correlation
analysis
balance
ions
stability
aggregate
structure
were
factors
alleviating
stress.
conclusion,
can
oxidative
improve
quality
grapes
improving
aggregates,
coordinating
concentration
ions,
stimulating
activity.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(2), P. 1341 - 1341
Published: Jan. 22, 2024
Universal
stress
proteins
(USPs)
play
an
important
regulatory
role
in
responses
to
abiotic
stress.
Most
of
the
research
related
USPs
so
far
has
been
conducted
on
plant
models
such
as
Arabidopsis
(Arabidopsis
thaliana),
rice
(Oryza
sativa
L.),
and
cotton
(Gossypium
hirsutum
L.).
The
potato
(Solanum
tuberosum
L.)
is
one
four
major
food
crops
world.
susceptible
mechanical
damage
infection
by
pathogenic
fungi
during
transport
storage.
Deoxynivalenol
(DON)
released
Fusarium
can
seriously
degrade
quality
potatoes.
As
a
result,
it
great
significance
study
expression
pattern
StUSP
gene
family
under
conditions.
In
this
study,
total
108
USP
genes
were
identified
from
genome
Atlantic
potato,
divided
into
subgroups.
Based
their
genetic
structure,
physical
chemical
properties
other
aspects
biological
characteristics
are
comprehensively
analyzed.
Collinear
analysis
showed
that
homologous
StUSPs
representative
species
lycopersicum,
Arabidopsis,
Oryza
L.,
Nicotiana
attenuata)
highly
conserved.
cis-regulatory
elements
promoter
involved
hormones,
environmental
stress,
damage,
light
response.
RNA-seq
there
differences
patterns
members
each
subgroup
different
stresses.
A
Weighted
Gene
Coexpression
Network
Analysis
(WGCNA)
central
differential
coexpression
mainly
plant–pathogen
response
process,
hormone
signal
transduction,
biosynthesis
process
secondary
metabolites.
Through
qRT-PCR
analysis,
was
confirmed
StUSP13,
StUSP14,
StUSP15,
StUSP41
may
be
candidate
adversity
results
provide
basis
for
further
functional
potatoes
