International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(3), С. 956 - 956
Опубликована: Янв. 23, 2025
Rice
(Oryza
sativa)
is
a
crucial
staple
crop
for
global
food
security,
particularly
in
Asia.
However,
rice
production
faces
significant
challenges
from
various
diseases
that
can
cause
substantial
yield
losses.
This
review
explores
the
role
of
genetic
resistance
disease
management,
focusing
on
molecular
mechanisms
underlying
plant–pathogen
interactions
and
strategies
developing
resistant
varieties.
The
paper
discusses
qualitative
quantitative
resistance,
emphasizing
importance
(R)
genes,
defense-regulator
trait
loci
(QTLs)
conferring
broad-spectrum
resistance.
Gene-for-gene
relationships
rice–pathogen
are
examined,
Xanthomonas
oryzae
pv.
Magnaporthe
oryzae.
also
covers
recent
advancements
breeding
techniques,
including
marker-assisted
selection,
engineering,
genome
editing
technologies
like
CRISPR-Cas.
These
approaches
offer
promising
avenues
enhancing
while
maintaining
potential.
Understanding
exploiting
durable
disease-resistant
varieties,
essential
ensuring
sustainable
security
face
evolving
pathogen
threats
changing
environmental
conditions.
International Journal of Molecular Sciences,
Год журнала:
2023,
Номер
24(15), С. 12061 - 12061
Опубликована: Июль 27, 2023
Over
half
of
the
world’s
population
relies
on
rice
as
their
staple
food.
The
brown
planthopper
(Nilaparvata
lugens
Stål,
BPH)
is
a
significant
insect
pest
that
leads
to
global
reductions
in
yields.
Breeding
varieties
are
resistant
BPH
has
been
acknowledged
most
cost-effective
and
efficient
strategy
mitigate
infestation.
Consequently,
exploration
BPH-resistant
genes
development
have
become
focal
points
interest
research
for
breeders.
In
this
review,
we
summarized
latest
advancements
localization,
cloning,
molecular
mechanisms,
breeding
rice.
Currently,
total
70
gene
loci
identified
rice,
64
out
genes/QTLs
were
mapped
chromosomes
1,
2,
3,
4,
6,
8,
10,
11,
12,
respectively,
with
17
them
successfully
cloned.
These
primarily
encode
five
types
proteins:
lectin
receptor
kinase
(LecRK),
coiled-coil-nucleotide-binding-leucine-rich
repeat
(CC-NB-LRR),
B3-DNA
binding
domain,
leucine-rich
domain
(LRD),
short
consensus
(SCR).
Through
mediating
plant
hormone
signaling,
calcium
ion
protein
cascade
activation
cell
proliferation,
transcription
factors,
miRNA
signaling
pathways,
these
induce
deposition
callose
wall
thickening
tissues,
ultimately
leading
inhibition
feeding
formation
resistance
mechanisms
against
damage.
Furthermore,
discussed
applications
genetic
improvement
Functional
studies
insect-resistant
elucidation
network
establish
strong
theoretical
foundation
investigating
interaction
between
BPH.
they
provide
ample
resources
technical
support
achieving
sustainable
control
developing
innovative
strategies.
Proceedings of the National Academy of Sciences,
Год журнала:
2024,
Номер
121(16)
Опубликована: Апрель 8, 2024
Communication
between
insects
and
plants
relies
on
the
exchange
of
bioactive
molecules
that
traverse
species
interface.
Although
proteinic
effectors
have
been
extensively
studied,
our
knowledge
other
involved
in
this
process
remains
limited.
In
study,
we
investigate
role
salivary
microRNAs
(miRNAs)
from
rice
planthopper
Nilaparvata
lugens
suppressing
plant
immunity.
A
total
three
miRNAs
were
confirmed
to
be
secreted
into
host
during
insect
feeding.
Notably,
sequence-conserved
miR-7-5P
is
specifically
expressed
glands
N.
saliva,
distinguishing
it
significantly
homologues
found
insects.
Silencing
negatively
affects
feeding
plants,
but
not
artificial
diets.
The
impaired
performance
miR-7-5P-silenced
can
rescued
by
transgenic
overexpressing
miR-7-5P.
Through
target
prediction
experimental
testing,
demonstrate
targets
multiple
genes,
including
immune-associated
bZIP
transcription
factor
43
(OsbZIP43).
Infestation
leads
increased
expression
OsbZIP43
,
while
presence
counteracts
upregulation
effect.
Furthermore,
confers
resistance
against
which
subverted
Our
findings
suggest
a
mechanism
herbivorous
evolved
suppress
immunity,
expanding
understanding
cross-kingdom
RNA
interference
interacting
organisms.
Abstract
To
adapt
to
each
other,
plants
and
insect
herbivores
have
developed
sophisticated
molecular
interactions.
Here,
we
summarize
current
knowledge
about
such
interactions
between
rice,
a
globally
important
food
crop,
herbivores.
When
infested
by
herbivores,
rice
perceives
herbivore-
and/or
damage-associated
patterns
(HAMPs/DAMPs)
via
receptors
that
activate
early
signaling
events
as
the
influx
of
Ca
2+
,
burst
reactive
oxygen
species,
activation
MPK
cascades.
These
changes
result
in
specific
defenses
networks
mainly
include
phytohormones
(jasmonic
acid,
salicylic
ethylene,
abscisic
acid)
transcription
factors.
Some
compounds,
including
flavonoids,
phenolamides,
defensive
proteins,
herbivore-induced
volatiles,
been
reported
be
used
against
insects.
Insect
can
deliver
effectors
or
factors
inhibit
enhance
susceptibility.
Although
number
HAMPs
defense-suppressing
from
piercing-sucking
insects
has
increased
rapidly,
none
chewing
identified.
Moreover,
herbivore
induce
susceptibility,
immune
recognizing
effectors,
are
not
well
characterized.
We
point
out
future
research
directions
this
area
highlight
importance
elucidating
mechanisms
for
sensing
counter-defenses
plants.
Advanced Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 28, 2025
Abstract
The
recent
discovery
that
various
insects
have
acquired
functional
genes
through
horizontal
gene
transfer
(HGT)
has
prompted
numerous
studies
into
this
puzzling
and
fascinating
phenomenon.
So
far,
horizontally
transferred
are
found
to
be
functionally
conserved
largely
retained
their
ancestral
functions.
It
evidently
not
yet
been
considered
may
evolve
can
contribute
divergence
between
species.
Here,
it
is
first
showed
the
genomes
of
two
widespread
agriculturally
important
whiteflies
Trialeurodes
vaporariorum
Bemisia
tabaci
both
contain
a
plant‐derived
thaumatin‐like
protein
(
TLP
)
gene,
but
with
highly
distinct
functions
in
these
closely
related
pests.
In
T.
,
maintained
function
similar
plant
donor,
acting
as
an
antimicrobial
resist
fungal
infection;
sharp
contrast,
B.
evolved
effector
suppresses
defense
responses.
These
findings
reveal
as‐yet
undescribed
scenario
cross‐species
differentiation
suggest
HGT‐mediated
evolutionary
novelty
ecotypic
even
speciation.
International Journal of Molecular Sciences,
Год журнала:
2023,
Номер
24(18), С. 14361 - 14361
Опубликована: Сен. 21, 2023
Chilo
suppressalis
is
a
notorious
pest
that
attacks
rice,
feeding
throughout
the
entire
growth
period
of
rice
and
posing
serious
threat
to
production
worldwide.
Due
boring
behavior
overlapping
generations
C.
suppressalis,
difficult
control.
Moreover,
no
variety
with
high
resistance
striped
stem
borer
(SSB)
has
been
found
in
available
germplasm,
which
also
poses
challenge
controlling
SSB.
At
present,
chemical
control
widely
used
agricultural
manage
problem,
but
its
effect
limited
it
pollutes
environment.
Therefore,
developing
genetic
only
way
avoid
use
insecticides.
This
article
primarily
focuses
on
research
status
induced
defense
against
SSB
from
perspective
immunity,
plant
hormones
(such
as
jasmonic
acid
ethylene)
mitogen-activated
protein
kinases
(MAPKs)
play
an
important
role
immune
response
The
reviews
progress
using
transgenic
technology
study
relationship
between
well
exploring
genes.
Lastly,
discusses
prospects
for
future
rice’s
