Stresses,
Journal Year:
2025,
Volume and Issue:
5(1), P. 6 - 6
Published: Jan. 15, 2025
The
aim
of
the
present
study
was
to
explore
heavy
metal
tolerance
and
accumulation
potential
in
Anthyllis
vulneraria
subsp.
maritima
plants
from
coastal
sand
dunes
controlled
conditions.
Plants
were
established
seeds
collected
cultivated
substrates
greenhouse
A
gradual
treatment
with
CdCl2,
PbOAc,
CuSO4,
MnSO4,
ZnSO4
performed
until
three
final
concentrations
for
each
reached.
number
leaves,
their
biomass,
biomass
roots
negatively
affected
by
increasing
lead
(Pb)
manganese
(Mn)
substrate,
but
no
negative
effect
evident
cadmium
(Cd),
copper
(Cu),
zinc
(Zn).
Visible
effects
toxicity
Pb-treated
(appearance
thinner
yellowing
older
leaves),
as
well
Mn-treated
(reduced
leaf
size,
curled
red
venation).
There
a
significant
decrease
water
content
old
leaves
at
high
Pb
Mn
concentration,
indicating
accelerated
senescence.
Increase
polyphenol
oxidase
activity
all
treated
metals.
In
contrast,
an
increase
peroxidase
only
50
100
mg
L−1
Cd,
500
Pb,
200–1000
Mn,
Zn.
Metal
Cd
Cu
highest
roots,
Zn,
more
accumulated
leaves.
It
can
be
concluded
that
A.
are
tolerant
Cu,
moderately
susceptible
Mn.
However,
oxidative
enzyme
cannot
unequivocally
used
specific
indicator
tolerance.
respect
phytoremediation
potential,
have
very
good
capacity
BMC Genomics,
Journal Year:
2025,
Volume and Issue:
26(1)
Published: March 3, 2025
Leaf
abscission
of
Cyclocarya
paliurus
stem
segments
in
vitro
is
very
serious,
and
more
than
90%
the
leaves
gradually
fall
off
with
prolonged
culture
time,
which
hinders
breeding.
This
study
investigated
molecular
mechanism
leaf
abscission.
The
emerged
C.
were
cultured
for
22
days
(T0)
vitro;
at
27
(T1)
that
had
fallen
after
≥
32
(T2)
used
as
materials
analysis
physiological
characteristics
transcriptome
data.
During
process
paliurus,
Indole-3-acetic
acid
(IAA)
content
decreased,
whereas
carotenoid,
1-aminocyclopropane-1-carboxylic
(ACC)
lignin
contents
pectinase
cellulase
activities
significantly
increased;
1807
10,908
DEGs
obtained
T0
vs
T1
T2,
respectively.
plant
hormone
signal
transduction
pathway,
phenylpropanoid
biosynthesis
pathway
flavonoid
enriched
KEGG
metabolic
analysis.
differential
expression
related
genes
affected
AUX
Ethylene
(ETH)
transduction,
synthesis,
ROS
metabolism,
color
changes.
Weighted
gene
coexpression
network
(WGCNA)
identified
10
hub
(U-box
protein,
ERF5,
ERF109,
ERF4,
SAUR36,
CML19,
MYC2-like,SPHK1,
TOE3,
POD55)
interact
to
activate
signaling,
subsequently
influences
involved
auxin
ethylene;
this
resulted
an
imbalance
endogenous
levels
leaves,
leading
upregulation
pectinase,
cellulase,
acceleration
rupture
zone
(AZ)
cell
vascular
wall,
ultimately
led
present
illustrates
a
regulatory
vitro,
provides
potential
application
value
guiding
inhibition
vitro.
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
16
Published: April 8, 2025
Botrytis
cinerea
is
a
major
agricultural
pathogen
that
causes
significant
economic
Q7
losses
worldwide,
affecting
various
crops,
including
cucumbers.
Developing
environmentally
sustainable
control
strategies
for
this
crucial.
Methyl
thiobutyrate
(MTB),
small
organic
molecule
identified
in
the
volatile
compounds
(VOCs)
of
biocontrol
bacteria,
has
demonstrated
potential
inhibiting
B.
both
vitro
and
vivo.
In
study,
efficacy
MTB
against
cucumber
gray
mold
disease
was
examined
by
assessing
vivo
activities
analyzing
transcriptomic
data
from
MTB-treated
leaves
infected
with
cinerea.
This
study
shows
2
mg/mL
solution
inhibits
growth
98.6%
vitro.
vivo,
effectively
reduces
infection
cucumbers,
alleviates
necrotic
damage
leaf
tissues,
significantly
severity.
Transcriptomic
analysis
reveals
activates
plant
immune
responses
modulating
key
MAPK
cascade
signaling
genes
upregulating
basal
defense
genes,
chitinase,
pectinase,
lignin
biosynthesis
genes.
Furthermore,
influences
pathways
salicylic
acid
(SA),
jasmonic
(JA),
ethylene
(ET),
resulting
upregulation
such
as
peroxidase
(POD),
phenylalanine
ammonia-lyase
(PAL),
lipoxygenase
(LOX),
ethyleneresponsive
transcription
factors
(ERFs).
These
results
demonstrate
an
effective
agent
provide
valuable
insights
into
its
underlying
mechanisms
action.
