Molecular Plant Pathology,
Год журнала:
2024,
Номер
25(12)
Опубликована: Дек. 1, 2024
Autophagy,
one
of
the
most
widespread
and
highly
conserved
protein
degradation
systems
in
eukaryotic
cells,
plays
an
important
role
plant
growth,
development
stress
response.
Beclin
1
is
a
core
component
phosphatidylinositol
3-kinase
(PI3K)
autophagy
complex
positively
regulates
immunity
against
viruses.
The
upregulation
Eureka
lemon
ClBeclin1
was
observed
response
to
citrus
yellow
vein
clearing
virus
(CYVCV)
infection.
However,
function
underlying
mechanism
during
CYVCV
colonisation
remain
unclear.
Here,
resistance
evaluation
overexpression
silencing
hairy
roots
revealed
it
as
positive
regulator
CYVCV.
Transcriptomic
profiling
metabolic
analyses
along
with
genetic
evidence
implied
that
triggered
reactive
oxygen
species
(ROS)-
jasmonic
acid
(JA)-mediated
citrus.
accumulation
ROS
JA
contents
attributed
autophagic
scavenger
ClAPX1
via
overexpression.
Exogenous
application
either
H
Physiologia Plantarum,
Год журнала:
2024,
Номер
176(4)
Опубликована: Июль 1, 2024
Abstract
Plants
can
experience
a
variety
of
environmental
stresses
that
significantly
impact
their
fitness
and
survival.
Additionally,
biotic
stress
harm
agriculture,
leading
to
reduced
crop
yields
economic
losses
worldwide.
As
result,
plants
have
developed
defense
strategies
combat
potential
invaders.
These
involve
regulating
redox
homeostasis.
Several
studies
documented
the
positive
role
plant
antioxidants,
including
Ascorbate
(Asc),
under
conditions.
Asc
is
multifaceted
antioxidant
scavenges
ROS,
acts
as
co‐factor
for
different
enzymes,
regulates
gene
expression,
facilitates
iron
transport.
However,
little
attention
has
been
given
its
transport,
regulatory
effects,
interplay
with
phytohormones,
involvement
in
processes
stress.
interacts
other
components
system
phytohormones
activate
various
responses
reduce
growth
pathogens
promote
development
Scientific
reports
indicate
contribute
resistance
against
through
mutual
interactions
hormonal
systems.
This
review
focuses
on
enhancing
pathogens.
Further
research
necessary
gain
more
comprehensive
understanding
molecular
cellular
involved.
ACS Nano,
Год журнала:
2024,
Номер
18(20), С. 13084 - 13097
Опубликована: Май 10, 2024
In
the
current
work,
foliar
application
of
selenium
nanomaterials
(Se0
NMs)
suppressed
sheath
blight
in
rice
(Oryza
sativa).
The
beneficial
effects
were
nanoscale
specific
and
concentration
dependent.
Specifically,
amendment
5
mg/L
Se0
NMs
decreased
disease
severity
by
68.8%
Rhizoctonia
solani-infected
rice;
this
level
control
was
1.57-
2.20-fold
greater
than
that
Se
ions
with
equivalent
mass
a
commercially
available
pesticide
(Thifluzamide).
Mechanistically,
(1)
controlled
release
ability
enabled
wider
safe
range
bioavailability
to
NMs,
(2)
transcriptomic
metabolomic
analyses
demonstrated
simultaneously
promoted
salicylic
acid-
jasmonic-acid-dependent
acquired
resistance
pathways,
antioxidative
system,
flavonoid
biosynthesis.
Additionally,
improved
yield
31.1%,
increased
nutritional
quality
6.4–7.2%,
enhanced
organic
content
44.8%,
arsenic
cadmium
contents
38.7
42.1%,
respectively,
grains
as
compared
infected
controls.
Human
simulated
gastrointestinal
tract
model
results
showed
bioaccessibility
22.0%
As
Cd
20.3
13.4%,
respectively.
These
findings
demonstrate
can
serve
an
effective
sustainable
strategy
increase
food
security.
Leaf
spot
caused
by
Stemphylium
vesicarium
is
a
severe
disease
of
Vicia
villosa
and
first
reported
in
2019.
Arbuscular
mycorrhizal
fungi
(AMF)
Trichoderma
are
common
beneficial
microorganisms
soil
that
enhance
plant
resistance
to
pathogens.
This
study
established
greenhouse
experiment
examine
the
physiological
transcriptomic
changes
V.
were
co-inoculated
with
AMF
Sieverdingia
tortuosa
longibrachiatum
determine
their
effects
on
development
disease.
Infection
pathogen
reduced
shoot
biomass
villosa.
Individual
inoculation
or
co-inoculation
T.
severity
promoted
defense-related
reactions,
such
as
production
salicylic
acid
(SA),
activity
phenylalanine
ammonia
lyase
chitinase.
Inoculation
alone
combination
significantly
increased
content
SA
diseased
12.23%
12.80%,
respectively.
Treatment
chitinase
susceptible
6.4%
compared
only
infected
S.
vesicarium.
Gene
ontology
terms
related
resistance,
upregulated
"Defense
response",
"Peroxidase
activity",
"Signal
acceptor
enriched
plants
had
been
inoculated
longibrachiatum.
However,
they
not
The
expression
genes
involved
Kyoto
Encyclopedia
Genes
Genomes
pathways
"Isoflavonoid
biosynthesis"
"Flavone
flavonol
defense
was
upregulated.
Both
exhibit
significant
potential
managing
leaf
mechanism
includes
well
plant.
combined
resulted
increase
levels.
Furthermore,
also
up-regulated
NPR1-related
genes,
which
integral
systemic
acquired
resistance.
Our
findings
underscore
efficacy
biological
control
agents,
providing
promising
strategy
for
management
Microbial Biotechnology,
Год журнала:
2024,
Номер
17(4)
Опубликована: Апрель 1, 2024
Abstract
Rhizoctonia
solani
is
a
polyphagous
necrotrophic
fungal
pathogen
that
causes
sheath
blight
disease
in
rice.
It
deploys
effector
molecules
as
well
carbohydrate‐active
enzymes
and
enhances
the
production
of
reactive
oxygen
species
for
killing
host
tissues.
Understanding
R.
ability
to
sustain
growth
under
an
oxidative‐stress‐enriched
environment
important
developing
control
strategies.
Here,
we
demonstrate
upregulates
methionine
biosynthetic
genes,
including
Rs_MET13
during
infection
rice,
double‐stranded
RNA‐mediated
silencing
these
genes
impairs
pathogen's
cause
disease.
Exogenous
treatment
with
restores
disease‐causing
‐silenced
facilitates
its
on
10
mM
H
2
O
‐containing
minimal‐media.
Notably,
Rs_MsrA
gene
encodes
sulfoxide
reductase
A,
antioxidant
enzyme
involved
repair
oxidative
damage
methionine,
upregulated
upon
also
unable
disease,
suggesting
it
colonization.
We
propose
spray‐induced
designing
antagonistic
block
MsrA
activity
can
be
exploited
drug
target
effective
