Plants,
Год журнала:
2023,
Номер
12(19), С. 3475 - 3475
Опубликована: Окт. 4, 2023
A
multitude
of
biotic
and
abiotic
stress
factors
do
harm
to
plants
by
bringing
about
diseases
inhibiting
normal
growth
development.
As
a
pivotal
signaling
molecule,
salicylic
acid
(SA)
plays
crucial
roles
in
plant
tolerance
responses
both
stresses,
thereby
maintaining
improving
yields
under
stress.
In
view
this,
this
paper
mainly
discusses
the
role
SA
stresses
plants.
regulates
expression
genes
involved
defense
pathways,
thus
enhancing
immunity.
addition,
mitigates
negative
effects
acts
as
molecule
induce
stress-responsive
synthesis
stress-related
proteins.
also
improves
certain
yield-related
photosynthetic
indexes,
crop
yield
On
other
hand,
with
molecules,
such
jasmonic
(JA),
auxin,
ethylene
(ETH),
so
on,
regulating
This
reviews
recent
advances
SA’s
tolerance,
provide
theoretical
references
for
further
studies
concerning
decryption
molecular
mechanisms
improvement
management
Plant Cell & Environment,
Год журнала:
2024,
Номер
47(8), С. 2793 - 2810
Опубликована: Апрель 23, 2024
Due
to
their
stationary
nature,
plants
are
exposed
a
diverse
range
of
biotic
and
abiotic
stresses,
which
heavy
metal
(HM)
stress
poses
one
the
most
detrimental
targeting
plant
processes.
HMs
instigate
overproduction
reactive
oxygen
species
(ROS),
mitigate
adverse
effects
ROS,
induce
multiple
defence
mechanisms.
Besides
negative
implications
these
molecules
play
multitude
signalling
roles
in
plants,
acting
as
central
player
complex
network
cells.
One
ROS-associated
mechanisms
is
mitogen-activated
protein
kinase
(MAPK)
cascade,
pathway
transduces
extracellular
stimuli
into
intracellular
responses.
Plant
MAPKs
have
been
implicated
involved
response,
phytohormone
regulation,
cell
cycle
cues.
However,
influence
various
on
MAPK
activation
has
not
well
documented.
In
this
review,
we
address
summarise
several
aspects
related
HM-induced
ROS
signalling.
Additionally,
touch
how
signals
activate
cascade
downstream
transcription
factors
that
responses
HMs.
Moreover,
propose
workflow
could
characterise
genes
associated
with
during
HM
Plants,
Год журнала:
2023,
Номер
12(16), С. 2935 - 2935
Опубликована: Авг. 14, 2023
The
use
of
natural
compounds
as
an
alternative
to
synthetic
molecules
has
become
a
significant
subject
interest
in
recent
decades.
Stilbenoids
are
group
phenolic
found
many
plant
species
and
they
have
recently
gained
the
focus
multitude
studies
medicine
chemistry,
resveratrol
being
most
representative
molecule.
In
this
review,
we
focused
on
research
that
illustrates
therapeutic
potential
class
considering
various
diseases
with
higher
incidence
rates.
PubChem
database
was
searched
for
bioactivities
stilbenoids,
while
several
keywords
(i.e.,
“stilbenoids”,
“stilbenoid
anticancer”)
were
used
query
PubMed
relevant
studies.
diversity
simplicity
stilbenes’
chemical
structures
together
numerous
biological
sources
key
elements
can
simplify
both
isolation
these
drug
design
novel
bioactive
molecules.
Resveratrol
other
related
heterogeneously
distributed
plants
mainly
grapes
wine.
Natural
stilbenes
shown
possess
wide
range
activities,
such
antioxidant,
anti-inflammatory,
antihyperglycemic,
cardioprotective,
neuroprotective,
antineoplastic
properties.
While
is
widely
investigated
its
benefits
disorders,
further
warranted
properly
harness
less
popular
stilbenoid
compounds.
Abstract
Experiments
were
conducted
to
evaluate
the
role
of
exogenously
applied
jasmonic
acid
(JA;
0.1
and
0.5
µM)
in
alleviating
toxic
effects
arsenic
(As;
5
10
stress
rice.
Plants
treated
with
As
showed
considerable
decline
growth
attributes
like
height,
fresh
dry
weight
plant.
Arsenic
reduced
content
δ-amino
livulenic
(δ-ALA),
glutamate
1-semialdehyde
(GSA),
total
chlorophylls
carotenoids,
more
reduction
evident
at
higher
(10
concentrations,
however
supplied
JA
alleviated
extent.
mediated
photosynthetic
gas
exchange
parameters,
Fv/Fm
(PSII
activity)
Rubisco
activity
was
by
exogenous
treatment
JA.
caused
oxidative
damage
which
as
increased
lipid
peroxidation,
lipoxygenase
hydrogen
peroxide
concentrations
however,
declined
these
parameters.
Treatment
improved
nitrate
reductase
synthase
under
unstressed
conditions
also
triggered
stress.
Activity
antioxidant
enzymes
assayed
due
stress,
supplementation
further
increase
their
activities.
Moreover,
proline,
free
amino
acids
phenols
significantly
application
stressed
conditions.
nitrogen
potassium
while
accumulation
significantly.
International Journal of Materials Research (formerly Zeitschrift fuer Metallkunde),
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 22, 2025
Abstract
Unique
magnetically
recoverable
copper/zinc-doped
hematite
nanoparticles,
were
synthesized
by
using
a
co-precipitation
process
with
polymer
polyvenylpyrodine
and
an
aqueous
extract
of
the
Azadirachta
indica
plant
serving
as
capping
stabilizing
agent.
Hematite
nanoparticles
are
most
stable
form
iron
oxide
at
room
temperature,
presented
work
concentrated
on
effects
comparisons
chemically
green
doped
materials
that
serve
dual
role
reducing
agents:
supporting
biomedical
application
catalyzing
environmental
cleanup
through
photocatalysis.
The
prepared
characterized
X-ray
diffraction,
UV–vis
spectroscopy,
Fourier-transform
infrared
Raman
vibrating-sample
magnetometry,
scanning
electron
microscopy,
transmission
microscopy
techniques
to
examine
produced
material.
average
grain
size
for
was
found
be
13.33–19.90
nm
based
diffraction
measurements.
spectroscopy
spectrum
demonstrates
function
biomolecules
in
nanoparticles.
ferrimagnetic
character
demonstrated
Vibrating-sample
magnetometer
investigation
showed
dependence
300
K.
According
phytochemical
study,
A.
has
components
enhance
its
photocatalytic
antioxidant
activity.
In
comparison,
chemical/green
noticeably
higher
activity
oxidative
breakdown
hazardous
organic
dyes
Rhodamine
blue
Congo
red.
Additionally,
photocatalyst
displayed
outstanding
stability
reaction.
Radical
scavenger
assays
2,2-diphenyl-1-picrylhydrazyl
2,2′-Azino-bis
(3-ethylbenzothiazoline-6-sulfonic
acid)
used
measure
capability.
Based
assay,
bran
husk
fractions
levels
This
research
is
regarded
novel
step
production
particular
biological
characteristics
wide
use
environmental,
agricultural
areas.
