International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(23), С. 12725 - 12725
Опубликована: Ноя. 27, 2024
Alhagi
camelorum,
a
desert
shrub
known
for
its
impressive
drought
tolerance,
exhibits
notable
resilience
under
arid
conditions.
However,
the
underlying
mechanisms
driving
resistance
remain
largely
unexplored.
This
study
aims
to
investigate
these
by
exposing
A.
camelorum
osmotic
stress
using
varying
polyethylene
glycol
(PEG)
concentrations
(1%,
5%,
10%)
in
controlled
laboratory
setting.
Growth
analysis
revealed
significant
inhibition
and
phenotypic
changes
with
increasing
PEG
levels.
Transcriptomic
analysis,
including
differentially
expressed
gene
identification,
GO
enrichment
hierarchical
cluster
of
genes
roots
shoots,
identified
key
pathways
associated
adaptation,
such
as
ABA-activated
signaling,
cell
wall
biogenesis,
photosynthesis,
secondary
metabolite
biosynthesis.
Notably,
some
involved
exhibited
tissue-specific
expression
patterns
showed
concentration-dependent
regulation.
Key
findings
include
dose-dependent
(R2
>
0.8)
upregulation
proline-rich
protein
(Asp01G030840)
BURP
domain-containing
(Asp02G039780),
well
critical
biogenesis
(encoding
Pectinesterase
inhibitor
Fasciclin-like
arabinogalactan
protein),
biosynthesis
enzymes
terpenoid
flavonoid
biosynthesis).
The
regulation
is
likely
influenced
phytohormones
ABA
other
stress-related
hormones,
along
transcription
factors
like
ABI4,
TALE,
MYB61,
GRAS,
ERF.
These
insights
lay
groundwork
further
research
into
functional
roles
genes,
their
regulatory
networks,
potential
applications
enhancing
plants
agricultural
crops.
Horticulturae,
Год журнала:
2025,
Номер
11(6), С. 584 - 584
Опубликована: Май 25, 2025
In
plants,
SPL
is
a
distinct
family
of
transcription
factors.
Its
protein
structure
possesses
highly
conserved
SBP
domain
comprising
two
zinc
finger
structures
and
nuclear
localization
regions,
microRNAs
(miR156)
control
the
transcriptional
expression
majority
genes.
SPLs
are
key
TFs
in
regulating
organ
morphogenesis,
phase
transition/floral
induction,
yield-related
traits
agronomic
horticultural
crops.
These
biomolecules
have
been
functionally
characterized
for
their
role
augmenting
plant
responses
to
abiotic
biotic
stresses.
Present
research
gaps
viewpoints
addressed
herein.
Using
these
extensive
data,
researchers
can
more
comprehensively
understand
how
genes
modulate
features
different
ways.
Horticulturae,
Год журнала:
2025,
Номер
11(6), С. 605 - 605
Опубликована: Май 29, 2025
Piriformospora/Serendipita
indica
has
been
frequently
proved
to
play
a
crucial
role
in
enhancing
plant
adaptation
environmental
stresses.
However,
its
influence
on
blueberry
(Vaccinium
corymbosum)
drought
tolerance
not
yet
studied.
Here,
we
reported
that
P.
colonization
can
significantly
enhance
the
of
blueberry.
Physio-biochemical
parameter
determination
results
showed
that,
compared
non-colonized
controls
(CK),
indica-colonized
(PI)
plants
exhibited
higher
leaf
chlorophyll
and
carotenoids
contents,
photosynthetic
capacity,
biomass
root
antioxidant
enzyme
activities
(superoxide
dismutase
catalase),
while
also
exhibiting
lower
malondialdehyde
content
under
stress
(DS).
To
explore
underlying
mechanism,
comparative
transcriptome
analysis
well-watered
(WW)
DS-treated
CK
PI
was
conducted.
In
total,
identified
14,587
differentially
expressed
genes
(DEGs)
across
CK-WW
vs.
CK-DS,
PI-WW
PI-DS,
CK-DS
PI-DS
comparisons.
Under
DS,
stress-,
metabolism-
regulation-related
DEGs
were
overwhelmingly
upregulated
PI,
being
downregulated
CK.
Weighted
gene
co-expression
network
categorized
into
four
modules.
Of
them,
MEblack
module
correlated
with
group,
enriched
cell
wall
macromolecule
catabolic
process,
carbohydrate
metabolic
phenylpropanoid
biosynthesis,
so
on.
Several
defense-related
genes,
including
thaumatin
family
proteins,
as
hub
this
module.
MEblue
at
highest
level
followed
by
PI-DS.
Hub
included
DEG-encoding
lipid
transfer
protein,
abscisic
ripening
This
study
demonstrates
enhances
ability
mediating
expression
related
stress,
secondary
metabolism,
metabolism.
International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(23), С. 12725 - 12725
Опубликована: Ноя. 27, 2024
Alhagi
camelorum,
a
desert
shrub
known
for
its
impressive
drought
tolerance,
exhibits
notable
resilience
under
arid
conditions.
However,
the
underlying
mechanisms
driving
resistance
remain
largely
unexplored.
This
study
aims
to
investigate
these
by
exposing
A.
camelorum
osmotic
stress
using
varying
polyethylene
glycol
(PEG)
concentrations
(1%,
5%,
10%)
in
controlled
laboratory
setting.
Growth
analysis
revealed
significant
inhibition
and
phenotypic
changes
with
increasing
PEG
levels.
Transcriptomic
analysis,
including
differentially
expressed
gene
identification,
GO
enrichment
hierarchical
cluster
of
genes
roots
shoots,
identified
key
pathways
associated
adaptation,
such
as
ABA-activated
signaling,
cell
wall
biogenesis,
photosynthesis,
secondary
metabolite
biosynthesis.
Notably,
some
involved
exhibited
tissue-specific
expression
patterns
showed
concentration-dependent
regulation.
Key
findings
include
dose-dependent
(R2
>
0.8)
upregulation
proline-rich
protein
(Asp01G030840)
BURP
domain-containing
(Asp02G039780),
well
critical
biogenesis
(encoding
Pectinesterase
inhibitor
Fasciclin-like
arabinogalactan
protein),
biosynthesis
enzymes
terpenoid
flavonoid
biosynthesis).
The
regulation
is
likely
influenced
phytohormones
ABA
other
stress-related
hormones,
along
transcription
factors
like
ABI4,
TALE,
MYB61,
GRAS,
ERF.
These
insights
lay
groundwork
further
research
into
functional
roles
genes,
their
regulatory
networks,
potential
applications
enhancing
plants
agricultural
crops.
