Plant Communications,
Journal Year:
2023,
Volume and Issue:
5(1), P. 100671 - 100671
Published: Aug. 8, 2023
Plant
root-nodule
symbiosis
(RNS)
with
mutualistic
nitrogen-fixing
bacteria
is
restricted
to
a
single
clade
of
angiosperms,
the
Nitrogen-Fixing
Nodulation
Clade
(NFNC),
and
best
understood
in
legume
family.
Nodulating
species
share
many
commonalities,
explained
either
by
divergence
from
common
ancestor
over
100
million
years
ago
or
convergence
following
independent
origins
that
same
time
period.
Regardless,
comparative
analyses
diverse
nodulation
syndromes
can
provide
insights
into
constraints
on
nodulation-what
must
be
acquired
cannot
lost
for
functional
symbiosis-and
latitude
variation
symbiosis.
However,
much
remains
learned
about
nodulation,
especially
outside
legumes.
Here,
we
employed
large-scale
phylogenomic
analysis
across
88
species,
complemented
151
RNA-seq
libraries,
elucidate
evolution
RNS.
Our
further
emphasize
uniqueness
transcription
factor
NIN
as
master
regulator
identify
key
mutations
affect
its
function
NFNC.
Comparative
transcriptomic
assessment
revealed
nodule-specific
upregulated
genes
nodulating
plants,
while
also
identifying
nitrogen-response
genes.
Approximately
70%
symbiosis-related
are
highly
conserved
four
representative
whereas
defense-related
host-range
restriction
tend
lineage
specific.
study
identified
900
000
non-coding
elements
(CNEs),
300
which
unique
sampled
NFNC
species.
NFNC-specific
CNEs
enriched
active
H3K9ac
mark
correlated
accessible
chromatin
regions,
thus
representing
pool
candidate
regulatory
involved
Collectively,
our
results
novel
lay
foundation
engineering
RNS
traits
agriculturally
important
crops.
Frontiers in Microbiology,
Journal Year:
2023,
Volume and Issue:
14
Published: Dec. 14, 2023
Green
manure
application
is
a
common
practice
to
improve
soil
fertility
in
China.
However,
the
impact
of
different
green
manure-fertilizer
combinations
on
microbial
communities
low-fertility
immature
red
southern
China
remains
unclear.
In
this
study,
we
conducted
pot
experiment
using
two
crops,
ryegrass
(
Plant Cell & Environment,
Journal Year:
2023,
Volume and Issue:
46(10), P. 2998 - 3011
Published: Jan. 31, 2023
Plant
root
architecture
is
developmentally
plastic
in
response
to
fluctuating
nutrient
levels
the
soil.
Part
of
this
developmental
plasticity
formation
dedicated
cells
and
organs
host
mutualistic
symbionts.
Structures
like
nitrogen-fixing
nodules
serve
as
alternative
acquisition
strategies
during
starvation
conditions.
Some
systems
can
also
form
myconodules-globular
structures
that
mycorrhizal
fungi.
The
myconodule
association
different
from
wide-spread
arbuscular
mycorrhization.
This
range
symbiotic
associations
provides
degrees
compartmentalisation,
cellular
organ
scale,
which
allows
plant
regulate
entry
extent
interactions.
In
review,
we
discuss
symbiont
compartmentalisation
by
a
strategy
speculate
how
spatial
confinement
mitigates
risks
associated
with
symbiosis.
Antioxidants,
Journal Year:
2023,
Volume and Issue:
12(4), P. 852 - 852
Published: April 1, 2023
The
global
demand
for
increased
meat
production
has
brought
to
the
surface
several
obstacles
concerning
environmental
impacts,
animals’
welfare,
and
quality
features,
revealing
need
produce
safe
foodstuffs
with
an
environmentally
acceptable
procedure.
In
this
regard,
incorporation
of
legumes
into
animal
diets
constitutes
a
sustainable
way
out
that
prevents
these
apprehensions.
Legumes
are
plant
crops
belonging
Fabaceae
family
known
their
rich
content
secondary
metabolites.,
displaying
significant
antioxidant
properties
series
health
benefits.
study
herein
aims
investigate
chemical
composition
activities
indigenous
cultivated
legume
plants
used
food
feed.
respective
results
indicate
methanolic
extract
Lathyrus
laxiflorus
(Desf.)
Kuntze
displayed
highest
phenolic
(64.8
mg
gallic
acid
equivalents/g
extract)
tannin
(419.6
catechin
content,
while
dichloromethane
Astragalus
glycyphyllos
L.,
Trifolium
physodes
Steven
ex
M.Bieb.
Bituminaria
bituminosa
(L.)
C.H.Stirt.
samples
exhibited
richest
in
carotenoids
lutein
(0.0431
mg/g
A.
0.0546
B.
extract),
α-carotene
T.
β-carotene
(0.090
0.3705
establishing
potential
role
as
vitamin
A
precursor
sources.
Results
presented
verify
great
utilization
pasture
and/or
dietary
ingredients,
since
cultivation
positive
impact
on
environment,
they
were
found
contain
essential
nutrients
capable
improve
health,
safety.
Technology in Agronomy,
Journal Year:
2024,
Volume and Issue:
4(1), P. 0 - 0
Published: Jan. 1, 2024
Cowpea
is
valued
for
its
nutrition
and
nitrogen-fixing
ability,
investigating
bio-fertilizers
offers
a
sustainable
way
to
enhance
cowpea
growth
yield.
A
field
experiment
was
conducted
from
February
June
2022
in
the
Nawalparasi
West,
Nepal,
investigate
impact
of
different
fertilizers,
including
chemical
on
parameters
yield
varieties.
Employing
double
factorial
Randomized
Complete
Block
Design
(RCBD),
considered
two
factors:
variety
(Malepatan-1
Stickless)
fertilizers
(control,
mycorrhizal,
rhizobia,
recommended
dose
fertilizer
(RDF),
mycorrhizal
+
mycorrhiza
rhizobium
RDF).
Malepatan-1
exhibited
superior
compared
Stickless,
with
higher
plant
height
(125.73
cm),
seed
weight
plant−1
(72.29
g),
thousand
grain
(151.62
hectare−1
(3536.83
kg
ha−1).
While
application
rhizobia
increased
various
parameters,
showed
comparable
results
terms
(4321.41
ha−1)
(167.19
g)
combination
former
(4714.26
ha−1
176.83
g,
respectively).
Moreover,
demonstrated
benefit-cost
ratio
(3.76),
making
it
economically
environmentally
preferable
biofertilizers
chemicals.
The
study
recommends
yield,
economic
returns,
environmental
sustainability
over
combined
For
maximizing
production,
suggests
using
biofertilizers,
excluding
(inorganic)
fertilizers.
Environmental and Experimental Botany,
Journal Year:
2024,
Volume and Issue:
222, P. 105762 - 105762
Published: March 31, 2024
Soil
nitrogen
(N)
acts
as
an
inhibitor
to
the
biological
process
of
N2
fixation
in
legumes.
Conversely,
phosphorus
(P)
supply
fosters
by
promoting
nodule
formation,
facilitating
energy
transfer,
activating
enzymes,
and
enhancing
nitrogenase
activity.
This
could
help
counteract
inhibitory
effects
that
high
soil
N
levels
can
have
on
However,
there
is
limited
knowledge
regarding
whether
P
mitigate
inhibition
fixation.
The
objective
this
work
was
evaluate
two
five
fixation,
shoot,
root,
biomass
produced,
metabolic
changes
leaves
nodules
Pisum
sativum
Vicia
faba.
determined
measuring
natural
abundance
15N
(%Ndfa)
shoots
roots,
metabolites
were
evaluated
using
GC-MS.
results
showed
increasing
led
a
reduction
at
both
species.
reduced
effect
addition
due
higher
plant
production,
which
resulted
increased
mass
nodules.
Under
deficiency,
affected
production
nodules,
accumulation
sugars
organic
acids,
especially
P.
sativum.
response
indicates
V.
faba
downregulated
but
maintained
viable
resume
if
decreases.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(19), P. 4673 - 4673
Published: Oct. 1, 2024
Ageratum
conyzoides
L.
is
native
to
Tropical
America,
and
it
has
naturalized
in
many
other
tropical,
subtropical,
temperate
countries
South
Central
Southern
Africa,
East
Asia,
Eastern
Austria,
Europe.
The
population
of
the
species
increased
dramatically
as
an
invasive
alien
species,
causes
significant
problems
agriculture
natural
ecosystems.
life
history
traits
conyzoides,
such
its
short
cycle,
early
reproductive
maturity,
prolific
seed
production,
high
adaptive
ability
various
environmental
conditions,
may
contribute
naturalization
increasing
population.
Possible
evidence
molecules
involved
defense
against
enemies,
herbivore
insects
fungal
pathogens,
allelochemicals
competitive
neighboring
plant
been
accumulated
literature.
volatiles,
essential
oils,
extracts,
residues,
and/or
rhizosphere
soil
show
insecticidal,
fungicidal,
nematocidal,
allelopathic
activity.
pyrrolizidine
alkaloids
lycopsamine
echinatine,
found
are
highly
toxic
insecticidal
Benzopyran
derivatives
precocenes
I
II
inhibitory
activity
insect
juvenile
hormone
biosynthesis
trichothecene
mycotoxin
biosynthesis.
A
mixture
volatiles
emitted
from
β-caryophyllene,
β-bisabolene,
β-farnesene,
work
herbivore-induced
which
indirect
function
insects.
Flavonoids,
nobiletin,
eupalestin,
5′-methoxynobiletin,
5,6,7,3′,4′,5′-hexamethoxyflavone,
5,6,8,3,4′,5′-hexamethoxyflavone,
spore
germination
pathogenic
fungi.
benzoic
acid
cinnamic
protocatechuic
acid,
gallic
p-coumaric
p-hydroxybenzoic
ferulic
act
agents,
causing
growth
inhibition
species.
These
produced
by
enemies
they
new
habitats
This
article
presents
first
review
focusing
on
allelopathy
conyzoides.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(23), P. 13036 - 13036
Published: Dec. 4, 2024
Much
attention
has
been
paid
to
the
potential
biological
activities
of
prenylated
flavonoids
(PFs)
in
various
plant
families
over
last
decade.
They
have
enormous
for
activities,
such
as
anti-cancer,
anti-diabetic,
antimicrobial,
anti-inflammatory,
anti-Alzheimer's,
and
neuroprotective
activities.
Medicinal
chemists
recently
shown
a
strong
interest
PFs,
they
are
critical
development
new
medicines.
PFs
rapidly
prepared
by
isolation
semi-
or
full
synthesis,
demonstrating
their
significant
utility
medicinal
chemistry
research.
This
study
encompasses
research
progress
on
decade,
including
pharmacological
Fabaceae
family.
information
demonstrates
bioactive
PF
compounds
role
control
treatment
human
health
problems.
PLoS ONE,
Journal Year:
2025,
Volume and Issue:
20(2), P. e0315798 - e0315798
Published: Feb. 3, 2025
All
nitrogen-fixing
root
nodule
symbioses
of
angiosperms–legume
and
actinorhizal
symbioses–possess
a
common
ancestor.
Molecular
processes
for
the
induction
nodules
are
modulated
by
phytohormones,
as
is
case
first
nodulation-related
transcription
factor
NODULE
INCEPTION
(
NIN
),
whose
expression
can
be
induced
exogenous
cytokinin
in
legumes.
The
process
organogenesis
less
well
understood.
To
study
changes
exerted
phytohormones
on
orthologs
CYCLOPS
,
NF
-
YA1
host
Datisca
glomerata
an
axenic
hydroponic
system
was
established
used
to
examine
transcriptional
responses
(RT-qPCR)
roots
treated
with
synthetic
6-Benzylaminopurine
(BAP),
natural
auxin
Phenylacetic
acid
(PAA),
1-Naphthaleneacetic
(NAA).
model
legume
Lotus
japonicus
positive
control.
readouts
auxins
were
established:
DgSAUR1
PAA,
DgGH3
.
1
NAA,
DgARR9
BAP.
L
BAP,
NAA
dosage-
time-dependent
manner.
While
D
NIN2
could
not
roots,
NIN1
PAA;
this
abolished
presence
Furthermore,
DgNIN1
PAA
required
ethylene
gibberellic
acid.
This
suggests
that
while
signaling
central
cortex-induced
it
acts
antagonistically
primordia
pericycle.
