Plant Cell & Environment,
Journal Year:
2024,
Volume and Issue:
47(5), P. 1895 - 1915
Published: Feb. 15, 2024
Abstract
Plant
responses
to
abiotic
stresses
are
dynamic,
following
the
unpredictable
changes
of
physical
environmental
parameters
such
as
temperature,
water
and
nutrients.
Physiological
phenotypical
stress
intercalated
by
periods
recovery.
An
earlier
can
be
remembered
‘stress
memory’
mount
a
response
within
generation
or
transgenerationally.
The
priming’
phenomenon
allows
plants
respond
quickly
more
robustly
stressors
increase
survival,
therefore
has
significant
implications
for
agriculture.
Although
evidence
memory
in
various
plant
species
is
accumulating,
understanding
mechanisms
implicated,
especially
crops
agricultural
interest,
its
infancy.
Rice
major
food
crop
which
susceptible
causing
constraints
on
cultivation
yield
globally.
Advancing
network
will
thus
have
impact
rice
sustainable
production
global
security
face
climate
change.
Therefore,
this
review
highlights
effects
priming
tolerance
focuses
specific
aspects
memory,
perpetuation
regulation
at
epigenetic,
transcriptional,
metabolic
well
physiological
levels.
open
questions
future
directions
exciting
research
field
also
laid
out.
Journal of Integrative Plant Biology,
Journal Year:
2019,
Volume and Issue:
62(5), P. 563 - 580
Published: Dec. 24, 2019
In
eukaryotic
cells,
gene
expression
is
greatly
influenced
by
the
dynamic
chromatin
environment.
Epigenetic
mechanisms,
including
covalent
modifications
to
DNA
and
histone
tails
accessibility
of
chromatin,
create
various
states
for
stress-responsive
that
important
adaptation
harsh
environmental
conditions.
Recent
studies
have
revealed
many
epigenetic
factors
participate
in
abiotic
stress
responses,
are
changed
when
plants
exposed
stressful
environments.
this
review,
we
summarize
recent
progress
on
cross-talk
between
response
pathways
regulatory
plants.
Our
review
focuses
regulation
plant
responses
extreme
temperatures,
drought,
salinity,
hormone
abscisic
acid,
nutrient
limitations
ultraviolet
stress,
mechanisms
memory.
Plant Cell & Environment,
Journal Year:
2019,
Volume and Issue:
42(3), P. 753 - 761
Published: Feb. 19, 2019
Abstract
Plants
need
to
cope
with
changing
environmental
conditions,
be
it
variable
light
or
temperature,
different
availability
of
water
nutrients,
attack
by
pathogens
insects.
Some
these
conditions
can
become
stressful
and
require
strong
countermeasures
ensure
plant
survival.
have
evolved
numerous
distinct
sensing
signalling
mechanisms
perceive
respond
appropriately
a
variety
stresses.
Because
the
unpredictable
nature
stresses,
resource‐saving
stress
response
are
inducible
activated
only
upon
experience.
Furthermore,
plants
which
they
remember
past
events
prime
their
responses
in
order
react
more
rapidly
strongly
recurrent
stress.
Research
over
last
decade
has
revealed
this
information
storage
retrieval,
include
epigenetic
regulation,
transcriptional
priming,
primed
conformation
proteins,
specific
hormonal
metabolic
signatures.
There
is
also
increasing
understanding
ecological
constraints
relevance
priming
memory.
This
special
issue
presents
research
articles
reviews
addressing
various
aspects
exciting
growing
field
research.
Here,
we
introduce
topic
referring
published
issue,
outline
open
questions
future
directions
Frontiers in Plant Science,
Journal Year:
2020,
Volume and Issue:
11
Published: May 8, 2020
Climate
change
is
threatening
crop
productivity
worldwide
and
new
solutions
to
adapt
crops
these
environmental
changes
are
urgently
needed.
Elevated
temperatures
driven
by
climate
affect
developmental
physiological
plant
processes
that,
ultimately,
impact
on
yield
quality.
Plant
roots
responsible
for
water
nutrients
uptake,
but
in
soil
alter
this
process
limiting
growth.
With
the
predicted
variable
climatic
forecast,
development
of
an
efficient
root
system
better
adapted
changing
conditions
crucial
enhancing
productivity.
Root
traits
associated
with
improved
adaptation
rising
increasingly
being
analysed
obtain
more
suitable
varieties.
In
review,
we
will
summarize
current
knowledge
about
effect
increasing
growth
their
yield.
First,
describe
main
alterations
architecture
that
different
undergo
response
warmer
soils.
Then,
outline
coordinated
metabolic
taking
place
aerial
parts
modulate
global
increased
temperatures.
We
discuss
some
regulatory
mechanisms
controlling
soils,
including
activation
heat
oxidative
pathways
prevent
damage
cells
disruption
growth;
interplay
between
hormonal
gene
expression
protein
homeostasis.
also
consider
field,
usually
other
abiotic
biotic
stresses
such
as
drought,
salinity,
nutrient
deficiencies,
pathogen
infections.
present
recent
advances
how
able
integrate
respond
complex
stimuli
order
environment.
Finally,
prospects
Frontiers in Plant Science,
Journal Year:
2018,
Volume and Issue:
9
Published: Nov. 6, 2018
Heat
stress
(HS)
is
expected
to
be
of
increasing
worldwide
concern
in
the
near
future,
especially
with
regard
crop
yield
and
quality
as
a
consequence
rising
or
varying
temperatures
result
global
climate
change.
HS
response
(HSR)
highly
conserved
mechanism
among
different
organisms
but
shows
remarkable
complexity
unique
features
plants.
The
transcriptional
regulation
HSR
controlled
by
transcription
factors
(HSFs)
which
allow
activation
HS-responsive
genes,
proteins
(HSPs)
are
best
characterized.
Cell
wall
remodeling
constitutes
an
important
component
plant
responses
maintain
overall
function
growth;
however,
little
known
about
connection
between
cell
HSR.
Pectin
controls
porosity
has
been
shown
exhibit
structural
variation
during
growth
HS.
methylesterases
(PMEs)
present
multigene
families
encode
isoforms
action
patterns
removal
methyl
esters
influencing
properties
wall.
We
aimed
elucidate
how
walls
respond
certain
environmental
cues
through
wall-modifying
modifications
machinery.
An
overview
recent
findings
shed
light
on
PMEs
contribute
change
cell-wall
composition/structure.
fine-scale
modulation
apoplastic
calcium
ions
(Ca2+)
content
could
mediated
abiotic
for
both
assembly
disassembly
pectic
network.
In
particular,
this
prevalent
guard
regulating
plasticity
well
stromal
aperture
size,
comprise
critical
determinants
adaptation
These
insights
provide
foundation
further
research
reveal
details
machinery
stress-responsive
targets
strategies
facilitate
adaptation.
Cell Research,
Journal Year:
2019,
Volume and Issue:
29(5), P. 379 - 390
Published: Feb. 18, 2019
Global
warming
has
profound
effects
on
plant
growth
and
fitness.
Plants
have
evolved
sophisticated
epigenetic
machinery
to
respond
quickly
heat,
exhibit
transgenerational
memory
of
the
heat-induced
release
post-transcriptional
gene
silencing
(PTGS).
However,
how
thermomemory
is
transmitted
progeny
physiological
relevance
are
elusive.
Here
we
show
that
HEAT
SHOCK
TRANSCRIPTION
FACTOR
A2
(HSFA2)
directly
activates
H3K27me3
demethylase
RELATIVE
OF
EARLY
FLOWERING
6
(REF6),
which
in
turn
derepresses
HSFA2.
REF6
HSFA2
establish
a
heritable
feedback
loop,
activate
an
E3
ubiquitin
ligase,
SUPPRESSOR
GENE
SILENCING
3
(SGS3)-INTERACTING
PROTEIN
1
(SGIP1).
SGIP1-mediated
SGS3
degradation
leads
inhibited
biosynthesis
trans-acting
siRNA
(tasiRNA).
The
REF6-HSFA2
loop
reduced
tasiRNA
converge
HEAT-INDUCED
TAS1
TARGET
5
(HTT5),
drives
early
flowering
but
attenuates
immunity.
Thus,
heat
induces
phenotypes
via
coordinated
network
involving
histone
demethylases,
transcription
factors,
tasiRNAs,
ensuring
reproductive
success
stress
adaptation.
Frontiers in Genetics,
Journal Year:
2019,
Volume and Issue:
10
Published: Feb. 7, 2019
In
some
plants,
exposure
to
stress
can
induce
a
memory
response,
which
appears
play
an
important
role
in
adaptation
recurrent
environments.
However,
whether
rice
exhibits
drought
and
the
molecular
mechanisms
that
might
underlie
this
process
have
remained
unclear.
Here,
we
ensured
was
established
after
cycles
of
mild
re-watering
treatment,
studied
gene
expression
by
whole-transcriptome
strand-specific
RNA
sequencing
(ssRNA-seq).
We
detected
6,885
transcripts
238
lncRNAs
involved
grouped
into
16
distinct
patterns.
Notably,
identified
genes
dosage
generally
did
not
respond
initial
treatment.
Our
results
demonstrate
be
developed
under
appropriate
water
deficient
stress,
lncRNA,
DNA
methylation
endogenous
phytohormones
(especially
abscisic
acid)
participate
short-term
memory,
possibly
acting
as
factors
activate
drought-related
pathways
such
photosynthesis
proline
biosynthesis,
subsequent
stresses.
Trends in Plant Science,
Journal Year:
2021,
Volume and Issue:
27(7), P. 699 - 716
Published: Dec. 11, 2021
The
agricultural
sector
must
produce
resilient
and
climate-smart
crops
to
meet
the
increasing
needs
of
global
food
production.
Recent
advancements
in
elucidating
mechanistic
basis
plant
stress
memory
have
provided
new
opportunities
for
crop
improvement.
Stress
memory-coordinated
changes
at
organismal,
cellular,
various
omics
levels
prepare
plants
be
more
responsive
reoccurring
within
or
across
generation(s).
exposure
a
primary
stress,
priming,
can
also
elicit
beneficial
impact
when
encountering
secondary
abiotic
biotic
through
convergence
synergistic
signalling
pathways,
referred
as
cross-stress
tolerance.
'Rewired
plants'
with
provide
means
stimulate
adaptable
responses,
safeguard
reproduction,
engineer
future.
Nature Communications,
Journal Year:
2021,
Volume and Issue:
12(1)
Published: June 8, 2021
Abstract
Adaptive
plasticity
in
stress
responses
is
a
key
element
of
plant
survival
strategies.
For
instance,
moderate
heat
(HS)
primes
to
acquire
thermotolerance,
which
allows
subsequent
more
severe
HS
conditions.
Acquired
thermotolerance
actively
maintained
over
several
days
(HS
memory)
and
involves
the
sustained
induction
memory-related
genes.
Here
we
show
that
FORGETTER3
/
HEAT
SHOCK
TRANSCRIPTION
FACTOR
A3
(
FGT3
HSFA3
)
specifically
required
for
physiological
memory
maintaining
high
memory-gene
expression
during
following
exposure.
mediates
by
direct
transcriptional
activation
genes
after
return
normal
growth
temperatures.
binds
HSFA2,
vivo
both
proteins
form
heteromeric
complexes
with
additional
HSFs.
Our
results
indicate
only
containing
HSFA2
efficiently
promote
positively
influencing
histone
H3
lysine
4
(H3K4)
hyper-methylation.
In
summary,
our
work
defines
major
HSF
complex
controlling
elucidates
dynamics
somatic
memory.