Seed Storability in Forest Trees: Research Progress and Future Perspectives
Forests,
Год журнала:
2025,
Номер
16(3), С. 467 - 467
Опубликована: Март 6, 2025
The
long-term
storage
of
forest
tree
seeds
holds
critical
significance
for
ecological
restoration,
resource
conservation,
and
the
sustainable
development
forestry.
In
context
plant
biodiversity
enhancing
seed
storability
to
achieve
efficient
utilization
has
garnered
widespread
attention.
Seed
storability,
as
a
complex
quantitative
trait,
is
influenced
by
combined
effects
intrinsic
characteristics
external
environmental
factors.
complexity
this
issue
presents
significant
challenges
in
maintaining
longevity,
particularly
conservation
from
endangered
species.
This
review
discusses
essential
factors
affecting
main
causes
aging.
It
emphasizes
roles
molecular
mechanisms,
including
raffinose
family
oligosaccharide
(RFO),
heat
shock
protein
(HSP),
late
embryogenesis
abundant
(LEA)
proteins,
proteins
(SSPs),
hormonal
regulation,
modulating
storability.
Additionally,
evaluation
criteria
methodologies
assessing
are
elaborated.
highlights
future
research
challenges,
aiming
provide
comprehensive
scientific
foundation
practical
guidance
improve
will
offer
theoretical
support
management
resources.
Язык: Английский
Spermidine Revives Aged Sorghum Seed Germination by Boosting Antioxidant Defense
Antioxidants,
Год журнала:
2025,
Номер
14(3), С. 349 - 349
Опубликована: Март 17, 2025
Seed
aging
has
adverse
effects
on
agricultural
production,
mainly
because
seed
vigor
is
inhibited.
Spermidine
can
improve
vitality
and
germination
ability
to
a
certain
extent
essential
for
plant
growth
response
stress.
This
study
explored
how
spermidine
counteracted
sorghum
through
antioxidant
metabolism
regulation.
Aged
seeds
showed
decreased
due
heightened
reactive
oxygen
species
(ROS)
diminished
antioxidants.
Applying
notably
enhanced
aged
seeds'
by
boosting
enzyme
activity
curbing
ROS.
Integrated
transcriptomic,
proteomic,
metabolomic
analyses
demonstrated
that
the
majority
of
differentially
expressed
genes
following
exogenous
treatment
in
were
significantly
enriched
pathways
related
glutathione
metabolism,
phenylpropanoid,
flavonoid
biosynthesis,
resulting
increased
expression
encoding
peroxidase,
chalcone
synthase,
s-transferase.
Exogenous
facilitated
synthesis
peroxidases
transferases.
Analysis
pathway
intermediates
notable
increase
metabolites
like
isoquercitrin,
underscoring
their
role
oxidative
stress
resistance.
multi-omics
strategy
underscores
Spd's
antioxidants,
highlighting
molecular
basis
rejuvenating
impact.
Язык: Английский
Indices of carbohydrate metabolism and antioxidant system state during germination of aged wheat and triticale seeds treated with H(2)S donor
The Ukrainian Biochemical Journal,
Год журнала:
2024,
Номер
96(5), С. 79 - 95
Опубликована: Окт. 23, 2024
Hydrogen
sulfide
is
a
gasotransmitter
molecule
involved
in
the
realization
of
many
functions
plant
organism,
including
seed
germination.
Aging
seeds
shown
to
be
accompanied
by
oxidative
stress
and
reduced
The
effect
exogenous
hydrogen
on
germination
aged
cereal
has
not
been
studied.
aim
work
was
estimate
priming
with
NaHS
as
an
H2S
donor
wheat
triticale
previously
subjected
natural
aging.
Seeds
winter
(Triticum
aestivum)
×Triticosecale
were
stored
indoors
for
4
years
at
fluctuating
temperature
humidity.
Aged
treated
0.2-5
mM
solution
3
h
germinated
Petri
dishes
days.
hydropriming
treatment
used
control.
Amylase
activity
grains,
biomass
shoots
roots,
content
total
sugars,
H2O2,
lipid
peroxidation
products
anthocyanin,
antioxidant
enzymes
seedlings
determined.
It
that
after
donor,
activities
catalase
guaiacol
peroxidase,
well
anthocyanins
increased
only
seedlings.
Nevertheless,
both
species
followed
enhanced
growth
increase
amylase
superoxide
dismutase
activities,
decrease
H2O2
MDA
contents,
elevated
accumulation
sugars
shoots.
concluded
under
influence
caused
mobilization
reserve
carbohydrates
modulation
system
activity.
Such
can
considered
effective
tool
improve
seedling
growth.
Keywords:
amylase,
system,
sulfide,
stress,
aging,
sugar,
Triticosecale,
Triticum
aestivum
Язык: Английский
Redox Interactome Status, Metabolic, and Transcriptional Reprograming Associated with Longevity Phenotypes as Seed Viability Markers in Natural and Accelerated Aged Seeds of Indigenous Aromatic Rice Cultivars
Babita Pal,
Soumen Bhattacharjee
Journal of Plant Growth Regulation,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 27, 2024
Язык: Английский
Reactive Byproducts of Plant Redox Metabolism and Protein Functions
Acta Naturae,
Год журнала:
2024,
Номер
16(4), С. 48 - 61
Опубликована: Дек. 9, 2024
Living
organisms
exhibit
an
impressive
ability
to
expand
the
basic
information
encoded
in
their
genome,
specifically
regarding
structure
and
function
of
protein.
Two
strategies
are
employed
increase
protein
diversity
functionality:
alternative
mRNA
splicing
post-translational
modifications
(PTMs).
Enzymatic
regulation
is
responsible
for
majority
chemical
reactions
occurring
within
living
cells.
However,
plants
redox
metabolism
perpetually
generates
reactive
byproducts
that
spontaneously
interact
with
modify
biomolecules,
including
proteins.
Reactive
carbonyls
resulted
from
oxidative
carbohydrates
lipids
carbonylate
proteins,
leading
latter
inactivation
deposition
form
glycation
lipoxidation
end
products.
The
nitrosylation
caused
by
nitrogen
species
plays
a
crucial
role
plant
morphogenesis
stress
reactions.
state
thiol
groups
modified
oxygen
regulated
through
interplay
thioredoxins
glutaredoxins,
thereby
influencing
processes
such
as
folding,
enzyme
activity,
calcium
hormone
signaling.
This
review
provides
summary
PTMs
chemically
active
metabolites
explores
functional
consequences
Язык: Английский