Agronomy,
Год журнала:
2024,
Номер
15(1), С. 80 - 80
Опубликована: Дек. 30, 2024
Tomato
(Solanum
lycopersicum),
which
is
considered
one
of
the
more
important
and
widely
cultivated
crop
members
family
Solanaceae,
exhibits
numerous
biochemical
mechanisms
to
alleviate
stress
produced
by
various
biotic
abiotic
factors.
Many
researchers
have
found
that
phytochelatins
(PCs)
play
an
role
in
these
stress-alleviating
and,
therefore,
contribute
significantly
plant’s
coping
strategies,
particularly
under
heavy
metal
exposure.
Ongoing
research
has
extensively
investigated
tomato
genotypes
plant
research,
with
a
particular
focus
on
stress.
The
production
PCs,
synthesized
from
glutathione,
regulated
factors
different
stressors.
Here,
we
aim
provide
overview
panorama
regarding
synthesis
PCs
environmental
conditions
experimental
settings,
as
well
information
their
broader
roles
biotechnology
modulating
tolerance
responses
across
diverse
treatments
within
context
research.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Янв. 27, 2025
The
contamination
of
Chinese
medicinal
materials
with
cadmium
(Cd)
is
a
pressing
global
issue
that
poses
significant
risks
to
human
health.
beneficial
effects
selenium
(Se)
have
been
established
in
improving
plant
growth
and
reducing
Cd
accumulation
under
stress.
This
study
employed
soil
cultivation
experiments
investigate
the
remediation
exogenous
Se
(0,
0.5,
1,
2
mg
kg⁻1)
varying
levels
stress
0.6
4
kg⁻1).
findings
revealed
markedly
impaired
seedling
growth,
biomass,
physiological
characteristics
Artemisia
argyi.
Regardless
levels,
significantly
enhanced
improved
antioxidant
enzyme
activity,
increased
plant's
capacity,
thereby
mitigating
Additionally,
promoted
A.
argyi
decreased
malondialdehyde
(MDA)
content
shoots,
two
environments
kg⁻1,
application
1
kg⁻1
reduced
aboveground
parts
seedlings
by
31.99
82.21%,
respectively.
We
conclude
could
represent
promising
strategy
contribute
development
sustainability
crop
production
on
soils
contaminated
at
concentration
up
kg⁻1.
These
results
indicate
activates
biochemical
defense
mechanisms
against
stress,
offering
foundation
for
cultivating
high-yield,
high-quality
Cd-contaminated
soils.
Agronomy,
Год журнала:
2025,
Номер
15(3), С. 541 - 541
Опубликована: Фев. 23, 2025
Cadmium
is
considered
a
highly
toxic
metallic
element
that
does
not
have
any
beneficial
biological
functions
for
humans
or
plants.
It
has
been
reported
the
antagonism
of
selenium
to
heavy
metal
stress
observed
in
variety
plants,
and
appropriate
could
alleviate
heavy-metal-induced
oxidative
damage
reduce
accumulation
metals
Changes
physiological
characteristics,
root
tip
cells,
cadmium
concentration,
rape
under
were
investigated
this
study
through
pot
experiment.
Results
showed
inhibitory
effect
on
growth
seedlings.
The
concentration
decreased
after
application
seeds,
ranging
from
19.93
22.97%
27.96
43.88%,
respectively,
decrease
photosynthetic
pigment
content
induced
by
was
significantly
improved.
results
transmission
electron
microscopy
exogenous
had
complexation
reaction
formed
black
precipitation,
which
may
be
related
detoxification
cadmium.
More
critically,
with
addition
selenium,
plasma
membrane
free
radical
tips
gradually
alleviated
histochemical
staining
experiment
tips.
These
provide
evidence
exploring
effective
measures
cadmium-contaminated
areas.
Nanoparticles
(NPs)
have
shown
promising
potential
to
improve
plant
resilience
against
various
abiotic
stresses
like
drought,
salinity,
heat,
cold
etc.
by
modulating
key
phytohormonal
pathways.
While
previous
studies
explored
the
efficacy
of
different
NPs
in
alleviating
individual
stresses,
a
critical
analysis
summarizing
current
understanding
NPs-phytohormone
interconnections
is
lacking.
This
review
comprehensively
surveys
recent
advances
elucidating
crosstalk
between
and
major
hormones
abscisic
acid,
auxins,
salicylic
jasmonic
cytokinins,
ethylene,
strigolactones
brassinosteroids
involved
stress
responses.
Both
biogenic
chemically
engineered
are
covered.
The
mechanisms
underlying
NP-triggered
phytohormone
signature
changes
discussed.
Critical
knowledge
gaps
such
as
lack
field
scale
evaluations
identified.
Finally,
future
prospects
include
molecular
more
deeply
using
multi-omics
approaches,
evaluation
under
conditions
diverse
environmental
contexts
genotypes,
long-term
risk
assessments,
development
targeted
multi-component
NP
formulations.
assimilates
status
outlook
emerging
NP-phytohormone
interplay
engineering
for
sustainable
agriculture
solutions.
Plant Cell & Environment,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 30, 2025
ABSTRACT
Soil
salinity
severely
restricts
crop
quality
and
yields.
Plants
have
developed
various
strategies
to
alleviate
stress's
negative
effects,
including
polyamine
redistribution
by
uptake
transporters
(PUTs).
However,
the
mechanisms
which
PUTs
alter
translocation
processes
during
salt
stress
not
been
fully
elucidated.
Here,
we
show
that
disruption
of
PUT2
,
is
involved
in
shoot‐to‐root
transport,
results
sensitivity
phenotypes
tomato.
Moreover,
yeast
one‐hybrid
screened
for
an
HD‐Zip
transcription
factor
HB52
interacts
with
PUT2,
loss
function
also
led
increased
stress,
whereas
HB52‐
overexpression
lines
exhibited
improved
tolerance.
Furthermore,
molecular
analyses
demonstrated
directly
activated
expression
facilitated
Na
+
efflux
promoting
mobility.
This
study
uncovers
a
synergistic
transcriptional
regulatory
network
associated
homeobox
protein
regulator
promotes
long‐distance
transport
under
stress.
