Microorganisms,
Journal Year:
2024,
Volume and Issue:
12(7), P. 1348 - 1348
Published: July 1, 2024
Seed
endophytes
in
maize,
which
facilitate
the
transmission
of
microorganisms
from
one
plant
generation
to
next,
may
play
a
crucial
role
protection
and
growth
promotion.
This
study
aimed
investigate
effects
various
maize
varieties
on
communities
endophytic
bacteria
seeds
germinating
roots.
utilized
Illumina
high-throughput
sequencing
technology
examine
structural
diversity
differences
bacterial
within
seed
(BY1507),
silage
(QQ446),
wild
(Teosinte)
both
The
results
showed
that
416
genera
were
detected,
with
Pantoea,
Lachnospiraceae,
Pararhizobium,
Enterobacteriaceae,
Stenotrophomonas,
Pseudonocardia
being
most
prevalent
(relative
abundance
>
10%)
at
genus
level.
No
significant
difference
was
observed
indices
(Chao1,
ACE,
Shannon,
Simpson)
among
BY1507,
QQ446,
Teosinte.
Shannon
Simpson
for
root
endophyte
variety
significantly
higher
than
domesticated
(BY1507
QQ446).
PCoA
revealed
notable
overlap
Yet,
clustering
patterns
found.
Co-occurrence
network
analysis
Teosinte
share
proportion
shared
(>30%)
between
investigation
elucidates
characteristics
microbial
roots
offering
data
future
research
physiological
ecological
adaptation
these
communities.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Jan. 2, 2024
Abstract
Trees
interact
with
a
multitude
of
microbes
through
their
roots
and
root
symbionts
such
as
mycorrhizal
fungi
endophytes.
Here,
we
explore
the
role
fungal
predictors
soil
root-associated
microbiomes
widespread
broad-leaved
trees
across
European
latitudinal
gradient.
Our
results
suggest
that,
alongside
factors
climate,
soil,
vegetation
properties,
colonization
by
ectomycorrhizal,
arbuscular
mycorrhizal,
dark
septate
endophytic
also
shapes
tree-associated
microbiomes.
Notably,
structure
our
sites
is
more
strongly
consistently
associated
endophyte
than
many
abiotic
factors.
Root
endophytes
has
consistent
negative
association
relative
abundance
diversity
nutrient
cycling
genes.
study
not
only
indicates
that
root-symbiotic
interactions
are
an
important
factor
structuring
communities
functions
in
forest
ecosystems,
but
hitherto
less
studied
likely
to
be
central
players
these
interactions.
Journal of Fungi,
Journal Year:
2021,
Volume and Issue:
7(11), P. 939 - 939
Published: Nov. 4, 2021
Endophytic
fungi
have
been
studied
in
recent
decades
to
understand
how
they
interact
with
their
hosts,
the
types
of
relationships
establish,
and
potential
effects
this
interaction.
Dark
septate
endophytes
(DSE)
are
isolated
from
healthy
plants
form
melanised
structures
roots,
including
inter-
intracellular
hyphae
microsclerotia,
causing
low
host
specificity
covering
a
wide
geographic
range.
Many
studies
revealed
beneficial
between
DSE
such
as
enhanced
plant
growth,
nutrient
uptake,
resistance
biotic
abiotic
stress.
Furthermore,
decades,
ability
mitigate
negative
crop
diseases,
thereby
highlighting
biocontrol
agents
diseases
(BCAs).
Given
importance
these
nature,
article
is
review
role
BCAs.
The
findings
increasing
numbers
on
hosts
also
discussed
enable
use
tool
for
integrated
management
pests.
New Phytologist,
Journal Year:
2023,
Volume and Issue:
242(4), P. 1507 - 1522
Published: Sept. 15, 2023
Summary
Nitrogen
(N)
and
phosphorus
(P)
are
the
most
important
macronutrients
required
for
plant
growth
development.
To
cope
with
limited
uneven
distribution
of
N
P
in
complicated
soil
environments,
plants
have
evolved
intricate
molecular
strategies
to
improve
nutrient
acquisition
that
involve
adaptive
root
development,
production
exudates,
assistance
microbes.
Recently,
great
advances
been
made
understanding
regulation
uptake
utilization
how
balance
direct
nutrients
from
beneficial
microbes
such
as
arbuscular
mycorrhiza.
Here,
we
summarize
major
these
areas
highlight
responses
changes
availability
external
environment
through
local
systemic
signals.
BMC Plant Biology,
Journal Year:
2021,
Volume and Issue:
21(1)
Published: Oct. 29, 2021
Effects
on
maize
were
assessed
of
dual
inoculation
with
arbuscular
mycorrhizal
fungi
(AMF)
and
dark
septate
endophytes
(DSE)
isolated
from
other
plant
species.Suspensions
DSE
Stipa
krylovii
prepared
at
different
densities
(2,
4,
8
×
105
CFU
mL-
1)
inoculated
separately
(AMF
or
DSE)
together
+
DSE),
to
explore
their
effects
growth.Inoculation
AMF
medium
high
combined
increased
above-ground
growth
altered
root
morphology.
Differences
in
attributable
differences
density,
negative
responsiveness
low
density.
promoted
more
than
the
density
development
AMF.
Combined
might
lead
synergistic
competitive
densities.AMF
co-colonized
roots
they
had
positive
host
plants
depending
These
findings
indicate
optimum
growth-promoting
combination
provide
a
foundation
for
further
exploration
potentially
mechanisms
between
physiological
ecological
plants.
Microorganisms,
Journal Year:
2022,
Volume and Issue:
10(12), P. 2361 - 2361
Published: Nov. 29, 2022
Phosphorus
is
one
of
the
main
nutrients
necessary
for
plant
growth
and
development.
Phosphorus-dissolving
microorganisms
may
convert
insoluble
phosphorus
in
soil
into
available
that
plants
can
easily
absorb
utilize.
In
this
study,
four
phosphorus-solubilizing
fungi
(L3,
L4,
L5,
L12)
were
isolated
from
rhizosphere
a
poplar
plantation
Dongtai,
Jiangsu
Province,
China.
Phylogenetic
analysis
based
on
internal
transcribed
spacer
(ITS)
large
subunit
(LSU)
ribosomal
DNA
sequences
showed
ITS
28S
isolates
most
similar
to
those
Mortierella.
Morphological
observation
colonies
grew
concentric
circles
produced
spores
under
different
culture
conditions.
These
results
further
microscopic
observations
these
belonged
genus
Pikovskaya
(PKO)
medium,
which
tricalcium
phosphate
was
sole
source,
used
screen
strain
L4
with
best
effect
study.
When
carbon
source
glucose,
nitrogen
ammonium
chloride,
pH
5,
content
highest.
By
exploring
possible
mechanism
release
by
fungi,
it
found
produces
several
organic
acids,
such
as
oxalic
acid,
lactic
acetic
succinic
tartaric
malic
citric
acid.
At
24
h,
alkaline
phosphatase
acid
activities
reached
154.72
mol/(L·h)
120.99
mol/(L·h),
respectively.
Journal of Plant Interactions,
Journal Year:
2022,
Volume and Issue:
17(1), P. 244 - 266
Published: Feb. 9, 2022
Research
on
fungal
endophytes
has
demonstrated
the
ability
to
improve
crop
performance
and
protect
host
plants
against
diverse
biotic
abiotic
stresses.
Yet,
despite
exponential
growth
of
this
topic,
a
whole
outline
reflect
relevance
extent
each
study
type
is
missing.
Hence,
we
performed
an
analysis
all
available
literature
expose
characteristics
limitations
research
field.
Our
results
suggested
that,
overall,
there
still
tendency
most
known
models
in
plant-fungal-stress
combinations
(ascomycetous
fungi,
grasses,
stress).
Fungal
dicot
or
stress,
though
promising,
are
quite
unexplored.
All
these
data
could
lead
future
studies
assess
less
considered
factors
that
might
help
discern
beneficial
effects
with
more
accuracy.