Unintended consequences: Disrupting microbial communities of Nilaparvata lugens with non-target pesticides
Pesticide Biochemistry and Physiology,
Год журнала:
2023,
Номер
194, С. 105522 - 105522
Опубликована: Июль 9, 2023
Язык: Английский
Sublethal and Transgenerational Effects of Nitenpyram on Acyrthosiphon gossypii and Its Impacts on Symbiotic Bacteria
Crop Protection,
Год журнала:
2025,
Номер
unknown, С. 107162 - 107162
Опубликована: Фев. 1, 2025
Язык: Английский
Changes in Metabolomics Profiles of Propylea japonica in Response to Acute Heat Stress
International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(10), С. 4541 - 4541
Опубликована: Май 9, 2025
The
ladybird
beetle,
Propylea
japonica
Thunberg
(Coleoptera:
Coccinellidae),
is
a
widely
distributed
natural
predator
that
crucial
in
controlling
various
agricultural
pests
China.
Despite
frequent
references
to
its
remarkable
thermotolerance,
the
molecular
mechanisms
underlying
thermotolerance
remain
poorly
understood.
Here,
we
investigated
metabolomic
changes
P.
following
exposure
acute
heat
stress
(AHS)
lasting
1
h
at
39
°C
and
43
populations
from
Zhengzhou
(ZZ,
warm
temperate
climate
zone)
Shenzhen
(SZ,
subtropical
zone),
representing
distinct
northern
southern
Chinese
ecosystems.
A
total
of
4165
4151
metabolites
were
detected
positive
negative
ion
modes,
respectively.
high
proportion
lipid
lipid-like
(35.5%)
top
20
pathways
containing
highest
number
metabolites,
implying
membrane
fluidity
modulation
energy
metabolism
restructuring,
served
as
core
adaptive
mechanism
confronting
thermal
stress.
SZ25
vs.
SZ39
exhibited
significantly
higher
differentially
expressed
(DEMs),
which
predominantly
enriched
purine
tryptophan
pathways.
This
indicated
these
orchestrate
adaptation
SZ
population
by
coordinating
reprogramming,
orchestrating
antioxidant
defense
mechanisms,
modulating
neuroendocrine
homeostasis
dysregulation.
Additionally,
starch
sucrose,
arachidonic
acid,
fructose
mannose
also
implicated.
study
enhances
our
understanding
provides
valuable
reference
for
other
insects.
Язык: Английский
Transgenerational effect of a tea saponin–matrine mixture promotes fecundity and alters associated bacteria in the fall armyworm Spodoptera frugiperda
Industrial Crops and Products,
Год журнала:
2024,
Номер
213, С. 118472 - 118472
Опубликована: Март 29, 2024
Язык: Английский
Sublethal and Transgenerational Effects of Nitenpyram on <em>Acyrthosiphon gossypii </em>and Its Impacts on Symbiotic Bacteria
Опубликована: Май 27, 2024
Mutualism
between
insects
and
symbiotic
bacteria
drives
insect
evolution,
insecticide
resistance
is
affected
by
bacteria,
increasing
the
complexity
of
pest
resistance.
This
study
evaluated
sublethal
transgenerational
effects
neonicotinoid
nitenpyram
on
population
dynamics
Acyrthosiphon
gossypii
measured
its
impact
bacterial
community.
The
results
showed
that
LC20
(2.49
mg·L−1)
significantly
reduced
fecundity
lifespan
parent
G0
generation
A.
gossypii,
had
similar
inhibitory
G1
G2
generations.
Compared
with
those
control
group,
parameters
λ
(finite
rate
increase),
R0
(net
re-productive
rate),
r
(intrinsic
increase
rate)
were
reduced,
but
mean
gen-eration
time
(T)
was
increased.
Nitenpyram
treatment
biological
traits
also
changed
relative
abundance
Buchnera
Sphingomonas
in
three
consecutive
generations
G0-G2.
Under
treatment,
decreased
G0,
while
Sphin-gomonas
increased
G2,
Sphingo-monas
decreased.
Our
findings
may
provide
a
new
perspective
for
evaluating
potential
pesticides
aphids.
Язык: Английский
Sublethal and Transgenerational Effects of Nitenpyram on <em>Acyrthosiphon gossypii</em> and Its Impacts on Symbiotic Bacteria
Опубликована: Май 29, 2024
Mutualism
between
insects
and
symbiotic
bacteria
drives
insect
evolution,
insecticide
resistance
is
affected
by
bacteria,
increasing
the
complexity
of
pest
resistance.
This
study
evaluated
sublethal
transgenerational
effects
neonicotinoid
nitenpyram
on
population
dynamics
Acyrthosiphon
gossypii
measured
its
impact
bacterial
community.
The
results
showed
that
LC20
(2.49
mg·L−1)
significantly
reduced
fecundity
lifespan
parent
G0
generation
A.
gossypii,
had
similar
inhibitory
G1
G2
generations.
Compared
with
those
control
group,
parameters
λ
(finite
rate
increase),
R0
(net
reproductive
rate),
r
(intrinsic
increase
rate)
were
reduced,
but
mean
time
(T)
was
increased.
Nitenpyram
treatment
biological
traits
also
changed
relative
abundance
Buchnera
Sphingomonas
in
three
consecutive
generations
G0-G2.
Under
treatment,
decreased
G0,
while
increased
G2,
decreased.
Our
findings
may
provide
a
new
perspective
for
evaluating
potential
pesticides
aphids.
Язык: Английский
Regulation of Three Novel Pepper Thiothiazolidinones on the Fecundity of Spodoptera Frugiperda
Опубликована: Янв. 1, 2024
Язык: Английский
Regulation of three novel pepper thiothiazolidinones on the fecundity of Spodoptera frugiperda
Pesticide Biochemistry and Physiology,
Год журнала:
2024,
Номер
204, С. 106033 - 106033
Опубликована: Июль 24, 2024
Язык: Английский
Parasitoid of Aphis gossypii, Binodoxys communis Gahan exhibits metabolic changes in symbiotic bacterial community upon exposure of insecticides
Emerging contaminants,
Год журнала:
2024,
Номер
11(1), С. 100395 - 100395
Опубликована: Июль 30, 2024
Insecticides
play
a
crucial
role
in
safeguarding
crops
from
pest.
However,
prior
to
their
release,
it
is
essential
assess
the
efficacy
and
potential
effects
of
these
protectants.
Flupyradifurone
(FBF)
sulfoxaflor
(SFX),
two
insecticides
commonly
used
control
aphids,
have
been
found
exert
negative
on
growth
development
Binodoxys
communis
Gahan,
beneficial
parasitic
wasp
that
targets
aphids.
remains
unknown
if
FBF
SFX
influence
symbiotic
bacteria
residing
within
B.
communis.
In
this
study,
16SrRNA
sequencing
was
utilized
populations
symbionts
exposed
sublethal
concentrations
(LC10
LC25)
SFX.
The
treatment
groups
exhibited
similar
bacterial
community
structures,
with
Bacteroidota
identified
as
dominant
phylum
each.
After
exposure
SFX,
diversity
richness
(Firmicutes,
Bacteroidota,
Actinobacteriota)
changed
notably.
different
durations
exerted
distinct
microbial
community.
For
instance,
stress
resulted
decrease
Akkermansia
an
increase
Escherichia
Shigella
1h
after
exposure,
both
returning
baseline
levels
3d.
contrast,
caused
reduction
presence
1h,
which
persisted
even
This
study
represents
first
assessment
communis,
expanding
our
understanding
how
natural
enemies
relationships.
provides
theoretical
guidance
for
field
applications
well
reasonable
basis
exploring
chemical
resistance
conferred
by
bacteria.
Язык: Английский