International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(17), P. 9347 - 9347
Published: Aug. 28, 2024
With
global
warming,
drought
stress
is
becoming
increasingly
severe,
causing
serious
impacts
on
crop
yield
and
quality.
In
order
to
survive
under
adverse
conditions
such
as
stress,
plants
have
evolved
a
certain
mechanism
cope.
The
tolerance
mainly
improved
through
the
synergistic
effect
of
regulatory
pathways,
transcription
factors,
phytohormone,
stomatal
movement,
osmotic
substances,
sRNA,
antioxidant
systems.
This
study
summarizes
research
progress
plant
resistance,
in
provide
reference
for
improving
resistance
cultivating
drought-resistant
varieties
genetic
engineering
technology.
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(12), P. 10044 - 10044
Published: June 12, 2023
Ongoing
global
climate
change
suggests
that
crops
will
be
exposed
to
environmental
stresses
may
affect
their
productivity,
leading
possible
food
shortages.
Among
these
stresses,
drought
is
the
most
important
contributor
yield
loss
in
agriculture.
Drought
stress
negatively
affects
various
physiological,
genetic,
biochemical,
and
morphological
characteristics
of
plants.
also
causes
pollen
sterility
flower
development,
resulting
reduced
seed
production
fruit
quality.
Tomato
(Solanum
lycopersicum
L.)
one
economically
different
parts
world,
including
Mediterranean
region,
it
known
limits
crop
with
economic
consequences.
Many
tomato
cultivars
are
currently
cultivated,
they
differ
terms
physiological
traits;
as
such,
represent
a
reservoir
potential
candidates
for
coping
stress.
This
review
aims
summarize
contribution
specific
physio-molecular
traits
tolerance
how
vary
among
cultivars.
At
genetic
proteomic
level,
genes
encoding
osmotins,
dehydrins,
aquaporins,
MAP
kinases
seem
improve
varieties.
Genes
ROS-scavenging
enzymes
chaperone
proteins
critical.
In
addition,
involved
sucrose
CO2
metabolism
increase
tolerance.
plants
by
adjusting
photosynthesis,
modulating
ABA,
pigment
levels,
altering
sugar
metabolism.
As
result,
we
underline
depends
on
interaction
several
mechanisms
operating
at
levels.
Therefore,
selection
drought-tolerant
must
consider
all
characteristics.
exhibit
distinct,
albeit
overlapping,
multilevel
responses
allow
differentiation
individual
Consequently,
this
highlights
importance
biodiversity
an
efficient
response
preserving
quality
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(3), P. 2401 - 2401
Published: Jan. 26, 2023
Drought
stress
severely
threatens
the
yield
of
cereal
crops.
Therefore,
understanding
molecular
mechanism
drought
response
plants
is
crucial
for
developing
drought-tolerant
cultivars.
NAC
transcription
factors
(TFs)
play
important
roles
in
abiotic
plants,
but
functions
TFs
sorghum
are
largely
unknown.
Here,
we
characterized
a
gene,
SbNAC9,
and
found
that
SbNAC9
can
be
highly
induced
by
polyethylene
glycol
(PEG)-simulated
dehydration
treatments.
We
therefore
investigated
function
response.
Sorghum
seedlings
overexpressing
showed
enhanced
drought-stress
tolerance
with
higher
chlorophyll
content
photochemical
efficiency
PSII,
stronger
root
systems,
reactive
oxygen
species
(ROS)
scavenging
capability
than
wild-type.
In
contrast,
silenced
virus-induced
gene
silencing
(VIGS)
weakened
tolerance.
Furthermore,
directly
activate
putative
peroxidase
SbC5YQ75
ABA
biosynthesis
SbNCED3.
Silencing
SbNCED3
led
to
compromised
reduced
seedlings,
respectively.
our
findings
revealed
role
may
shed
light
on
genetic
improvement
other
crop
under
conditions.
Horticultural Plant Journal,
Journal Year:
2024,
Volume and Issue:
unknown
Published: March 1, 2024
Advancements
in
molecular
approaches
have
been
utilized
to
breed
crops
with
a
wide
range
of
economically
valuable
traits
develop
superior
cultivars.
This
review
provides
concise
overview
modern
breakthroughs
plant
production.
Genotyping
and
high-throughput
phenotyping
methods
for
predictive
breeding
are
briefly
discussed.
In
this
study,
we
explore
contemporary
techniques
producing
desirable
crop
varieties.
These
include
cisgenesis,
clustered
regularly
interspaced
short
palindromic
repeat
(CRISPR/Cas9)
gene
editing,
haploid
induction,
de
novo
domestication.
We
examine
the
speed
approach—a
strategy
cultivating
plants
under
controlled
conditions.
further
highlight
significance
technologies
efficiently
utilizing
agricultural
resources
production
urban
areas.
The
deciphering
genomes
has
led
development
extensive
DNA
markers,
quantitative
trait
loci
(QTLs),
pangenomes
associated
various
traits.
shift
genotypic
selection
considerably
expedites
process.
Based
on
population
used,
connection
between
phenotypic
data
several
genetic
elements,
including
genes,
alleles
that
can
be
used
genomic
editing.
integration
genomic-assisted
cutting-edge
genome
editing
tools
made
it
feasible
rapidly
manipulate
generate
multiple
cycles
accelerate
Breakthroughs
substantial
improvements
methods.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(17), P. 9347 - 9347
Published: Aug. 28, 2024
With
global
warming,
drought
stress
is
becoming
increasingly
severe,
causing
serious
impacts
on
crop
yield
and
quality.
In
order
to
survive
under
adverse
conditions
such
as
stress,
plants
have
evolved
a
certain
mechanism
cope.
The
tolerance
mainly
improved
through
the
synergistic
effect
of
regulatory
pathways,
transcription
factors,
phytohormone,
stomatal
movement,
osmotic
substances,
sRNA,
antioxidant
systems.
This
study
summarizes
research
progress
plant
resistance,
in
provide
reference
for
improving
resistance
cultivating
drought-resistant
varieties
genetic
engineering
technology.
