Biological Control,
Год журнала:
2024,
Номер
197, С. 105602 - 105602
Опубликована: Авг. 11, 2024
Postharvest
disease
caused
by
fungi
is
a
major
issue
that
leads
to
quality
decline
and
economic
losses
in
mango
fruit
during
storage
distribution.
TGA
transcription
factors
pathogenesis-related
proteins
(PR)
play
crucial
roles
modulating
plant
tolerance
pathogens.
However,
the
of
TGAs
resistance
remain
unclear.
Here,
we
investigated
impact
applying
antagonist
Bacillus
siamensis
(N-1)
on
occurrence
expression
levels
MiTGA1
MiPR1
genes
"Tainong
No.
1"
mango.
We
also
explored
molecular
mechanism
interaction
with
gene.
Results
demonstrated
N-1
treatment
significantly
increased
level
hydrogen
peroxide
(H2O2)
effectively
suppressed
expansion
at
25
°C.
Analyses
transcriptome
data
qRT-PCR
revealed
obvious
up-regulation
response
treatment.
Further
subcellular
localization
identified
protein
as
being
located
nucleus.
Yeast
one-hybrid
(Y1H)
dual-luciferase
reporter
(DLR)
assays
confirmed
could
bind
promoter
activate
its
transcription.
Furthermore,
transient
over-expression
was
found
enhance
accumulation
disease-resistant
substances
such
H2O2
expression,
thereby
bolstering
fruit.
Our
study
suggests
promising
target
gene
may
contribute
induction
decay
mitigation
postharvest
Horticulturae,
Год журнала:
2024,
Номер
10(8), С. 805 - 805
Опубликована: Июль 30, 2024
Horticultural
crops
are
vulnerable
to
diverse
microbial
infections,
which
have
a
detrimental
impact
on
their
growth,
fruit
quality,
and
productivity.
Currently,
chemical
pesticides
widely
employed
manage
diseases
in
horticultural
crops,
but
they
negative
effects
the
environment,
human
health,
soil
physiochemical
properties,
biodiversity.
Additionally,
use
of
has
facilitated
development
spread
resistant
pathovars,
emerged
as
serious
concern
contemporary
agriculture.
Nonetheless,
adverse
consequences
environment
public
health
worried
scientists
greatly
recent
years,
led
switch
biocontrol
agents
such
bacteria,
fungi,
insects
control
plant
pathogens.
Biocontrol
(BCAs)
form
an
integral
part
organic
farming,
is
regarded
future
sustainable
Hence,
harnessing
potential
BCAs
important
viable
strategy
disease
way
that
also
ecofriendly
can
improve
health.
Here,
we
discuss
role
biological
crops.
We
different
microbial-based
fungal,
bacterial,
viral
management.
Next,
factors
affect
performance
under
field
conditions.
This
review
highlights
genetic
engineering
enhance
efficiency
other
growth
traits.
Finally,
highlight
challenges
opportunities
biocontrol-based
management
horticulture
research
directions
boost
efficacy
applications.
Agronomy,
Год журнала:
2025,
Номер
15(1), С. 102 - 102
Опубликована: Янв. 1, 2025
Salvia
miltiorrhiza
Bunge
(S.
miltiorrhiza)
is
one
of
the
most
commonly
used
bulk
herbs
in
China;
however,
root
rot
can
seriously
affect
its
quality
and
yields.
To
minimize
use
chemical
pesticides
for
managing
this
plant
fungal
disease,
biological
control
utilizing
microbial
bio-pesticides
offers
a
promising
alternative.
This
study
aimed
to
enhance
biocontrol
resources
available
combating
S.
by
isolating
actinomycetes
with
antifungal
activity
from
rhizosphere
soil
identifying
preventive
effect
on
rot.
A
total
35
were
successfully
screened
miltiorrhizae.
The
strain
B-35
strongest
was
out
through
antagonizing
pathogen
Fusarium
solani
miltiorrhiza,
morphology
16S
rRNA
analysis.
antagonistic
fermentation
filtrate
crude
extract
could
significantly
destroy
mycelium
spores
solani;
mature
rhizome
reached
83.3%,
number
leaves,
height
biomass
treatment
group
increased
compared
group.
has
certain
application
potential
promotion
sourced
been
demonstrated
first
time,
potentially
enhancing
future
crop
production.
Stresses,
Год журнала:
2025,
Номер
5(2), С. 24 - 24
Опубликована: Март 25, 2025
Bacillus
halotolerans,
a
halophilic
bacterial
species
of
the
genus
Bacillus,
is
emerging
as
biological
control
agent
with
immense
potential
for
sustainable
agriculture,
particularly
in
extreme
conditions
and
environmental
rehabilitation.
This
review
summarizes
current
state
research
on
B.
emphasizing
its
diverse
applications
biocontrol
plant
pathogens,
growth
promotion
under
salinity
stress,
nematode
management,
bioremediation.
halotolerans
utilizes
several
mechanisms
such
production
siderophores
phytohormones,
secretion
exopolysaccharides,
release
antifungal
nematicidal
compounds,
which
allows
it
to
mitigate
both
abiotic
biotic
stresses
various
crops,
including
wheat,
rice,
date
palm,
tomato,
others.
In
addition,
genomic
metabolomic
analyses
have
revealed
secondary
metabolite
that
improves
antagonistic
growth-promoting
traits.
Despite
significant
progress,
challenges
remain
translating
laboratory
results
into
field
applications.
Future
should
focus
formulating
effective
bioinoculants
trials
maximize
practical
utility
agriculture
resilience.
Frontiers in Microbiology,
Год журнала:
2025,
Номер
16
Опубликована: Май 13, 2025
Sugarcane
smut,
caused
by
Sporisorium
scitamineum,
is
a
major
disease
threatening
global
sugarcane
production.
Biological
control
agents
(BCAs)
offer
environmentally
sustainable
alternatives
to
chemical
fungicides,
with
Bacillus
velezensis
recognized
for
its
broad-spectrum
antifungal
properties.
In
this
study,
B.
ZHR0
was
isolated
from
leaves
and
evaluated
activity
through
in
vitro
dual-culture
assays
vivo
greenhouse
trials.
Field
application
of
ZHR0-based
biofertilizer
achieved
maximum
efficiency
43.86%.
Whole-genome
sequencing
revealed
4.04
Mb
genome
GC
content
46.48%,
encoding
4,150
genes,
including
multiple
biosynthetic
gene
clusters
(BGCs)
associated
secondary
metabolite
showed
that
inhibited
the
growth
S.
scitamineum
53.20%
reduced
incidence
seedlings
45.74%.
Notably,
BGCs
iturin,
fengycin,
surfactin,
difficidin
were
identified,
liquid
chromatography-mass
spectrometry
(LC-MS)
confirmed
production
supporting
role
activity.
These
findings
demonstrate
biocontrol
potential
against
smut
provide
integrated
genomic
metabolomic
evidence
as
agent
cultivation.
