Cotton under heat stress: a comprehensive review of molecular breeding, genomics, and multi-omics strategies
Tahira Luqman,
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Manzoor Hussain,
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Syed Riaz Ahmed
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et al.
Frontiers in Genetics,
Journal Year:
2025,
Volume and Issue:
16
Published: March 18, 2025
Cotton
is
a
vital
fiber
crop
for
the
global
textile
industry,
but
rising
temperatures
due
to
climate
change
threaten
its
growth,
quality
and
yields.
Heat
stress
disrupts
key
physiological
biochemical
processes,
affecting
carbohydrate
metabolism,
hormone
signaling,
calcium
gene
regulation
expression.
This
review
article
explores
cotton's
defense
mechanism
against
heat
stress,
including
epigenetic
regulations
transgenic
approaches,
with
focus
on
genome
editing
tools.
Given
limitations
of
traditional
breeding,
advanced
omics
technologies
such
as
GWAS,
transcriptomics,
proteomics,
ionomics,
metabolomics,
phenomics
CRISPR-Cas9
offer
promising
solutions
developing
heat-resistant
cotton
varieties.
highlights
need
innovative
strategies
ensure
sustainable
production
under
change.
Language: Английский
Plant Secondary Metabolites—Central Regulators Against Abiotic and Biotic Stresses
Ameer Khan,
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Farah Kanwal,
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Sana Ullah
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et al.
Metabolites,
Journal Year:
2025,
Volume and Issue:
15(4), P. 276 - 276
Published: April 16, 2025
As
global
climates
shift,
plants
are
increasingly
exposed
to
biotic
and
abiotic
stresses
that
adversely
affect
their
growth
development,
ultimately
reducing
agricultural
productivity.
To
counter
these
stresses,
produce
secondary
metabolites
(SMs),
which
critical
biochemical
essential
compounds
serve
as
primary
defense
mechanisms.
These
diverse
compounds,
such
alkaloids,
flavonoids,
phenolic
nitrogen/sulfur-containing
act
natural
protectants
against
herbivores,
pathogens,
oxidative
stress.
Despite
the
well-documented
protective
roles
of
SMs,
precise
mechanisms
by
environmental
factors
modulate
accumulation
under
different
stress
conditions
not
fully
understood.
This
review
provides
comprehensive
insights
into
recent
advances
in
understanding
functions
SMs
plant
emphasizing
regulatory
networks
biosynthetic
pathways.
Furthermore,
we
explored
unique
contributions
individual
SM
classes
responses
while
integrating
findings
across
entire
spectrum
diversity,
providing
a
resilience
multiple
conditions.
Finally,
highlight
emerging
strategies
for
harnessing
improve
crop
through
genetic
engineering
present
novel
solutions
enhance
sustainability
changing
climate.
Language: Английский