Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: April 25, 2024
Abstract
The
root-associated
microbiota
plays
an
important
role
in
the
response
to
environmental
stress.
However,
underlying
mechanisms
controlling
interaction
between
salt-stressed
plants
and
are
poorly
understood.
Here,
by
focusing
on
a
salt-tolerant
plant
wild
soybean
(
Glycine
soja
),
we
demonstrate
that
highly
conserved
microbes
dominated
Pseudomonas
enriched
root
rhizosphere
of
plant.
Two
corresponding
isolates
confirmed
enhance
salt
tolerance
soybean.
Shotgun
metagenomic
metatranscriptomic
sequencing
reveal
motility-associated
genes,
mainly
chemotaxis
flagellar
assembly,
significantly
expressed
salt-treated
samples.
We
further
find
roots
stressed
secreted
purines,
especially
xanthine,
which
induce
motility
isolates.
Moreover,
exogenous
application
for
xanthine
non-stressed
results
enrichment,
reproducing
shift
root.
Finally,
mutant
analysis
shows
related
gene
cheW
is
required
toward
enhancing
tolerance.
Our
study
proposes
recruits
beneficial
species
exudating
key
metabolites
(i.e.,
purine)
against
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: June 15, 2024
Abstract
The
plant
health
status
is
determined
by
the
interplay
of
plant-pathogen-microbiota
in
rhizosphere.
Here,
we
investigate
this
tripartite
system
focusing
on
pathogen
Fusarium
oxysporum
f.
sp.
lycopersici
(FOL)
and
tomato
plants
as
a
model
system.
First,
explore
differences
genotype
resistance
to
FOL
potentially
associated
with
differential
recruitment
plant-protective
rhizosphere
taxa.
Second,
show
production
fusaric
acid
trigger
systemic
changes
microbiota.
Specifically,
molecule
have
opposite
effects
disease-suppressive
taxa
resistant
susceptible
genotypes.
Last,
elucidate
that
induce
root
exudation
direct
specific
Our
study
unravels
mechanism
mediating
assembly
disease
suppression
integrating
physiological
responses
microbial-mediated
mechanisms
Plant Communications,
Journal Year:
2024,
Volume and Issue:
5(4), P. 100845 - 100845
Published: Feb. 13, 2024
Triterpene
esters
comprise
a
class
of
secondary
metabolites
that
are
synthesised
by
decorating
triterpene
skeletons
with
series
oxidation,
glycosylation
and
acylation
modifications.
Many
have
been
isolated
identified
important
bioactivities,
including
applications
in
the
pesticide,
pharmaceutical
cosmetic
industries.
They
also
play
essential
roles
plant
defense
against
pests,
diseases,
physical
damage
(as
part
cuticle)
regulation
root
microorganisms.
However,
summary
biosynthetic
pathways
biological
functions
is
currently
missing.
Here,
we
classified
into
five
categories
accordance
their
found
C-3
oxidation
might
impose
significant
effect
on
triterpenoid
acylation.
Fatty
acid
aromatic
moieties
were
as
common
ligands
present
esters.
We
analysed
synthesis-related
acyltransferases
(TEsACTs)
pathway.
By
employing
evolutionary
classification
BAHD
(BAHD-ATs)
serine
carboxypeptidase-like
(SCPL-ATs)
Arabidopsis
thaliana
Oryza
sativa
criteria,
18
TEsACTs
11
species.
Remarkably,
all
skeleton-related
belong
to
clades
IIIa
I
BAHD-ATs
only
one
TEsACT
from
SCPL-AT
family
belongs
CP-I.
In
general,
provide
comprehensive
review
ester
providing
foundation
for
subsequent
studies
bioactivities
commercial
applications,
agricultural
production
disaster
prevention.
Plant Biotechnology Journal,
Journal Year:
2022,
Volume and Issue:
21(5), P. 902 - 917
Published: Oct. 22, 2022
The
importance
of
rhizomicrobiome
in
plant
development,
nutrition
acquisition
and
stress
tolerance
is
unquestionable.
Relevant
genes
corresponding
to
the
above
functions
also
regulate
construction.
Deciphering
molecular
regulatory
network
plant-microbe
interactions
could
substantially
contribute
improving
crop
yield
quality.
Here,
gene-related
nutrient
uptake,
biotic
abiotic
resistance,
which
may
influence
composition
function
microbial
communities,
are
discussed
this
review.
In
turn,
microbes
on
expression
functional
genes,
thereby
growth
immunity,
reviewed.
Moreover,
we
have
specifically
paid
attention
techniques
methods
used
link
rhizomicrobiome.
Finally,
propose
further
explore
mechanisms
signalling
pathways
microbe-host
gene
interactions,
potentially
be
for
managing
health
agricultural
systems.
Microbiome,
Journal Year:
2023,
Volume and Issue:
11(1)
Published: April 21, 2023
Abstract
Background
Plants
sustain
intimate
relationships
with
diverse
microbes.
It
is
well-recognized
that
these
plant-associated
microbiota
shape
individual
performance
and
fitness
of
host
plants,
but
much
remains
to
be
explored
regarding
how
they
exert
their
function
maintain
homeostasis.
Results
Here,
using
pink
lady
(
Heterotis
rotundifolia
)
as
a
study
plant,
we
investigated
the
phenomenon
microbiota-mediated
nitrogen
fixation
elucidated
this
process
steadily
maintained
in
root
mucilage
microhabitat.
Metabolite
profiling
showed
aerial
enriched
carbohydrates
diazotrophic
bacteria.
Nitrogen
isotope-labeling
experiments,
15
N
natural
abundance,
gene
expression
analysis
indicated
root-mucilage
could
fix
atmospheric
support
plant
growth.
While
hotspot
nutrients,
did
not
observe
high
abundance
other
environmental
pathogenic
microbes
inside.
We
further
identified
fungus
isolate
has
shown
broad-spectrum
antimicrobial
activities,
solely
allows
growth
This
“friendly”
may
key
driver
Conclusion
The
discovery
new
biological
mucilage-habitat
friendly
fungi
provides
insights
into
microbial
homeostasis
maintenance
microenvironmental
rhizosphere
ecology.
Nature Communications,
Journal Year:
2023,
Volume and Issue:
14(1)
Published: March 17, 2023
Abstract
Spatial
analysis
of
microbiomes
at
single
cell
resolution
with
high
multiplexity
and
accuracy
has
remained
challenging.
Here
we
present
spatial
profiling
a
microbiome
using
sequential
error-robust
fluorescence
in
situ
hybridization
(SEER-FISH),
highly
multiplexed
accurate
imaging
method
that
allows
mapping
microbial
communities
micron-scale.
We
show
RNA
can
be
increased
significantly
by
rounds
probe
dissociation.
Combined
error-correction
strategies,
demonstrate
SEER-FISH
enables
taxonomic
identification
complex
communities.
Using
composed
diverse
bacterial
taxa
isolated
from
plant
rhizospheres,
apply
to
quantify
the
abundance
each
taxon
map
biogeography
on
roots.
At
micron-scale,
identify
clustering
cells
multiple
species
rhizoplane.
Under
treatment
metabolites,
find
re-organization
colonization
along
root
alterations
association
among
taxa.
Taken
together,
provides
useful
for
ecology
situ.
Plants,
Journal Year:
2024,
Volume and Issue:
13(3), P. 364 - 364
Published: Jan. 25, 2024
The
tomato
(Solanum
lycopersicum
L.)
is
consumed
globally
as
a
fresh
vegetable
due
to
its
high
nutritional
value
and
antioxidant
properties.
However,
soil-borne
diseases
can
severely
limit
production.
These
diseases,
such
bacterial
wilt
(BW),
Fusarium
(FW),
Verticillium
(VW),
root-knot
nematodes
(RKN),
significantly
reduce
the
yield
quality
of
tomatoes.
Using
agrochemicals
combat
these
lead
chemical
residues,
pesticide
resistance,
environmental
pollution.
Unfortunately,
resistant
varieties
are
not
yet
available.
Therefore,
we
must
find
alternative
strategies
protect
tomatoes
from
diseases.
One
most
promising
solutions
harnessing
microbial
communities
that
suppress
disease
promote
plant
growth
immunity.
Recent
omics
technologies
next-generation
sequencing
advances
help
us
develop
microbiome-based
mitigate
This
review
emphasizes
importance
interdisciplinary
approaches
understanding
utilization
beneficial
microbiomes
improve
crop
productivity.
