Combined miRNA and mRNA sequencing reveals the defensive strategies of resistant YHY15 rice against differentially virulent brown planthoppers
Frontiers in Plant Science,
Год журнала:
2024,
Номер
15
Опубликована: Март 18, 2024
Introduction
The
brown
planthopper
(BPH)
poses
a
significant
threat
to
rice
production
in
Asia.
use
of
resistant
varieties
has
been
effective
managing
this
pest.
However,
the
adaptability
BPH
led
emergence
virulent
populations,
such
as
biotype
Y
BPH.
YHY15
rice,
which
carries
resistance
gene
Bph15
,
exhibits
notable
1
but
is
susceptible
Limited
information
exists
regarding
how
plants
defend
against
populations
with
varying
levels
virulence.
Methods
In
study,
we
integrated
miRNA
and
mRNA
expression
profiling
analyses
study
differential
responses
both
avirulent
(biotype
1)
Y)
Results
demonstrated
rapid
response
infestation,
transcriptional
changes
occurring
within
6
hours.
Y-responsive
genes
were
notably
enriched
photosynthetic
processes.
Accordingly,
infestation
induced
more
intense
responses,
affecting
expression,
defenserelated
metabolic
pathways,
phytohormone
signaling,
multiple
transcription
factors.
Additionally,
callose
deposition
was
enhanced
BPH-infested
seedlings.
Discussion
These
findings
provide
comprehensive
insights
into
defense
mechanisms
BPH,
may
potentially
guide
development
insect-resistant
varieties.
Язык: Английский
The role of Exo70s in plant defense against pathogens and insect pests and their application for crop breeding
Molecular Breeding,
Год журнала:
2025,
Номер
45(2)
Опубликована: Янв. 21, 2025
Язык: Английский
New Insights into the Regulatory Non-Coding RNAs Mediating Rice–Brown Planthopper Interactions
Agronomy,
Год журнала:
2025,
Номер
15(3), С. 686 - 686
Опубликована: Март 13, 2025
The
brown
planthopper
(Nilaparvata
lugens
Stål,
BPH)
is
a
destructive
pest
of
rice.
Non-coding
RNAs
(ncRNAs)
regulate
the
defense
mechanisms
in
rice
and
adaptive
strategies
BPHs.
In
rice,
ncRNAs
modulate
key
resistance
pathways
such
as
jasmonic
acid
biosynthesis,
flavonoid
production,
phenylpropanoid
metabolism,
which
increases
BPH
resistance.
BPHs,
processes
reproduction,
wing
polyphenism,
facilitate
adaptation
virulence.
Cross-kingdom
interactions
between
BPHs
reveal
dynamic
molecular
interplay
that
underpins
this
pest–host
relationship.
These
new
insights
into
ncRNA
functions
will
help
improve
innovative
management
equip
varieties
with
enhanced
Язык: Английский