Physiological and transcriptome analysis reveals the mechanism of Gymnocarpos przewalskii response to drought stress
BMC Plant Biology,
Год журнала:
2025,
Номер
25(1)
Опубликована: Фев. 6, 2025
Gymnocarpos
przewalskii
Bunge
ex
Maxim.
(G.
przewalskii)
is
an
endangered
xerophytic
shrub
that
plays
a
crucial
role
as
source
of
forage
in
the
Alxa
Desert.
However,
there
limited
understanding
regarding
quality
G.
and
its
response
to
drought.
This
study
aimed
evaluate
investigate
physiological
transcriptomic
changes
drought
stress.
The
ash,
fat,
crude
protein,
lignin,
fiber,
acid
detergent
neutral
fiber
contents
twigs
were
10.61%,
1.85%,
5.68%,
7.08%,
21.23%,
42.16%,
58.42%,
respectively.
In
contrast,
these
ingredients
leaves
20.39%,
0.92%,
11.96%,
2.40%,
17.51%,
14.29%
20.26%,
Osmotic
stress
led
reduction
chlorophyll
levels
increase
malondialdehyde
content.
Levels
hydrogen
peroxide
oxygen
free
radicals
remained
relatively
stable
under
osmotic
proline
content,
SOD
CAT
activities,
·OH
scavenging
capacity
enhanced
RNA-sequencing
generated
44.51
Gb
clean
reads,
which
assembled
into
102,191
Unigenes
30,809
successfully
annotated.
Comparative
analysis
identified
3,015
differentially
expressed
genes
There
2,134
1,739
DEGs
enriched
47
GO
secondary
categories
129
KEGG
pathways,
2
up-regulated
annotated
P5CS,
key
enzyme
biosynthesis
proline.
32
various
antioxidases
antioxidants.
81
8
plant
hormone
signaling
auxin
ABA
pathways
exhibited
dominant
enrichment.
150
35
transcription
factor
families
with
abundant
enrichment
TF
containing
WRKY,
bZIP,
ERF,
bHLH,
MYB,
NAC.
High
tolerance
observed
przewalskii.
stress,
orchestrates
reactive
species
scavenging,
biosynthesis,
other
intricate
processes,
substantial
contributions
from
hormones
factors.
provides
new
insights
mechanisms
involved
adaptation
przewalskii,
offering
foundation
for
conservation
sustainable
utilization.
Язык: Английский
Molecular Mechanisms of Alfalfa Response to Abiotic Stresses
Plants,
Год журнала:
2025,
Номер
14(3), С. 487 - 487
Опубликована: Фев. 6, 2025
Alfalfa
(Medicago
sativa
L.),
a
high-quality
perennial
legume
forage,
is
pivotal
in
global
animal
husbandry
and
ecological
systems.
However,
its
growth
production
are
threatened
by
various
abiotic
stresses,
including
drought,
salinity,
low
temperatures,
heavy
metal
toxicity.
This
review
summarizes
recent
research
on
the
molecular
mechanisms
underlying
alfalfa’s
responses
to
these
environmental
adversities.
It
provides
theoretical
foundation
for
enhancing
stress
resistance
of
alfalfa,
offering
valuable
reference
breeding
high-quality,
stress-resistant
alfalfa
varieties.
Язык: Английский
Global Research Trends and Hotspots in White Clover (Trifolium repens L.) Responses to Drought Stress (1990–2024)
Sustainability,
Год журнала:
2025,
Номер
17(5), С. 1883 - 1883
Опубликована: Фев. 22, 2025
White
clover
(Trifolium
repens
L.)
is
cultivated
worldwide
as
a
forage
crop,
green
manure,
and
turfgrass,
valued
for
its
adaptability
broad
distribution.
Although
numerous
studies
have
investigated
the
adverse
effects
of
drought
stress
on
white
growth
yield,
comprehensive
bibliometric
review
has
been
lacking.
To
address
this
gap,
we
analyzed
relevant
publications
from
Web
Science
Core
Collection
(1990–2024)
using
VOSviewer
(1.6.19.0)
R
(4.3.1)
software.
Our
findings
reveal
consistent
annual
increase
in
research
outputs,
indicating
sustained
scholarly
efforts
to
enhance
clover’s
tolerance.
China,
New
Zealand,
Australia,
United
States,
France
lead
publication
volume
maintain
active
international
collaborations.
Keyword
co-occurrence
analysis
underscores
importance
phenotypic,
physiological,
molecular
mechanisms
linked
resistance,
particularly
regarding
plant
yield.
Emerging
directions
include
further
exploration
transgenic
technologies
pathways
bolster
resilience
under
water-limited
conditions.
Overall,
these
insights
offer
theoretical
foundation
future
provide
valuable
reference
advancing
sustainable
agricultural
practices
arid
semi-arid
environments.
Язык: Английский
Trends and Directions in Oats Research under Drought and Salt Stresses: A Bibliometric Analysis (1993–2023)
Plants,
Год журнала:
2024,
Номер
13(14), С. 1902 - 1902
Опубликована: Июль 10, 2024
With
global
climate
change
leading
to
increasing
intensity
and
frequency
of
droughts,
as
well
the
growing
problem
soil
salinization,
these
factors
significantly
affect
crop
growth,
yield,
resilience
adversity.
Oats
are
a
cereal
widely
grown
in
temperate
regions
rich
nutritive
value;
however,
scientific
literature
on
response
oat
drought
salt
stress
has
not
yet
been
analyzed
detail.
This
study
comprehensively
using
data
from
Web
Science
core
database
bibliometric
methods
with
R
(version4.3.1),
VOSviewer
(version
1.6.19),
Citespace
(version6.3.1.0)
software.
The
number
publications
shows
an
trend
over
past
30
years.
In
field
drought-stress
research,
China,
United
States,
Canada
lead
terms
publication,
most
academic
achievements
being
China
Agricultural
University
Canadian
Food
University.
journal
highest
published
papers
is
Field
Crops
Research.
Oat
research
primarily
focuses
physiological
biochemical
responses,
strategies
for
improving
resistance.
Screening
drought-tolerant
genotypes
transformation
genes
may
be
key
directions
future
research.
salt-stress
contributions
India
stand
out,
Chinese
Academy
Sciences
Inner
Mongolia
producing
significant
results.
largest
articles
found
Physiologia
Plantarum
journal.
Current
covers
salt-tolerance
mechanisms.
It
expected
that
will
focus
more
gene-editing
techniques.
Despite
under
single-stress
conditions,
combined
effects
remain
understudied,
necessitating
their
interaction
at
various
biological
levels.
purpose
this
provide
potential
theoretical
stress.
Язык: Английский
Effects of Rocky Desertification Stress on Oat (Avena sativa L.) Seed Germination and Seedling Growth in the Karst Areas of Southwest China
Plants,
Год журнала:
2024,
Номер
13(22), С. 3260 - 3260
Опубликована: Ноя. 20, 2024
Oat
is
an
important
crop
widely
distributed
in
temperate
zones
and
also
commonly
planted
the
karst
areas
of
southwest
China.
However,
due
to
severe
rocky
desertification,
complex
soil
this
area
characterized
by
high
calcium
content,
alkaline
conditions,
drought,
which
significantly
negatively
impact
growth
oat
seedlings.
To
study
adaptability
oats
desertification
stress
at
seedling
stage,
we
investigated
effects
CaCl
Язык: Английский
Effects of karst environmental stresses on seed germination and seedling growth of alfalfa (Medicago sativa L.)
Frontiers in Sustainable Food Systems,
Год журнала:
2024,
Номер
8
Опубликована: Дек. 16, 2024
Alfalfa
(
Medicago
sativa
L.)
plays
an
important
role
in
the
development
of
animal
husbandry
karst
region
southwestern
China,
and
environmental
stress
has
a
significant
impact
on
germination
alfalfa
seeds.
This
study
subjected
seeds
to
calcium
salt
(0–100
mM),
drought
(0–0.53
MPa),
pH
(pH
3–9).
Germination
indicators
(germination
rate,
potential,
index,
vigor
index),
seedling
morphological
(shoot
length
root
length),
biomass
were
measured
assess
seed
resistance.
The
results
showed
that
mild
(5%
PEG
solution)
weak
alkaline
8)
promoted
germination,
20
mM
CaCl
2
solution
significantly
increased
rate.
system
seedlings
was
more
sensitive
three
types
stress.
Under
moderate
(40
only
slight
decrease
tissue
water
content
observed.
(10%
PEG),
fresh
weight
decreased,
but
dry
increased.
9),
both
provides
theoretical
reference
for
selecting
plants
suitable
cultivation
environments.
Язык: Английский
Genome-Wide Identification and Expression Profiling of the BES1 Gene Family in Medicago sativa
Agronomy,
Год журнала:
2024,
Номер
14(10), С. 2287 - 2287
Опубликована: Окт. 4, 2024
Brassinosteroid
(BR)
signaling
is
regulated
by
BRI1-EMS
SUPPRESSOR
1
(BES1)
transcription
factors,
which
are
crucial
for
plant
growth,
development,
and
stress
responses.
Despite
their
importance,
BES1
gene
studies
in
Medicago
sativa
L.
limited,
hindering
our
understanding
of
the
BR
this
species.
This
study
identified
four
genes
M.
sativa;
characterized
properties,
conserved
motifs,
cis-regulatory
elements,
chromosomal
location;
explored
functions
development
A
phylogenetic
analysis
grouped
these
into
two
subfamilies.
Transcript
profiling
showed
widespread
tissue-specific
expression
patterns.
qRT-PCR
unveiled
that
most
MsBESI
were
upregulated
under
salt
drought
treatments,
except
MsG0280009980,
was
suppressed.
research
lays
groundwork
enhancing
resistance
family’s
function.
Язык: Английский
Genome-wide identification and analysis of expression patterns of the ABC1K gene family members in Medicago sativa
Frontiers in Plant Science,
Год журнала:
2024,
Номер
15
Опубликована: Ноя. 25, 2024
The
ABC1K
(activity
of
bc1
complex
kinase)
atypical
protein
kinase
family
regulates
diverse
physiological
functions
in
plants,
including
the
development,
growth,
and
response
plants
to
various
stress
stimuli.
However,
date,
only
a
few
members
alfalfa
(
Язык: Английский
Drought and heat stress studies in perennial ryegrass: a bibliometric analysis 1994–2024
Frontiers in Sustainable Food Systems,
Год журнала:
2024,
Номер
8
Опубликована: Дек. 4, 2024
Perennial
ryegrass
(
Lolium
perenne
L.)
is
a
key
forage
species
in
warm
temperate
to
subtropical
regions
worldwide.
Climate
change
poses
significant
challenges
agriculture,
particularly
through
drought
and
heat
stress,
which
adversely
affect
yield
may
be
further
exacerbated
by
global
warming.
Despite
numerous
research
achievements
recent
years,
comprehensive
bibliometric
analysis
of
the
literature
on
stress
perennial
lacking.
This
study
provides
quantitative
relevant
published
from
1994
2024,
utilizing
Web
Science
database
evaluate
trends
priorities.
The
results
indicate
consistent
annual
growth
publication
output,
with
China
United
States
being
major
contributors,
journal
Crop
publishing
most
papers.
Keyword
shows
that
“growth,”
“endophytic
fungi,”
“yield”
are
frequently
used
research,
while
“gene,”
“leaf”
common
research.
Over
past
30
has
mainly
focused
phenotype,
response
mechanisms,
resistance
techniques
ryegrass.
Endophyte
have
become
hot
topic
years
also
gained
attention
suggesting
future
directions
this
area.
Furthermore,
there
need
strengthen
molecular
mechanisms
associated
ryegrass,
as
well
explore
responses
stress.
trend
increasing
interaction
between
indicating
it
will
an
important
direction
for
studies.
findings
offer
valuable
insights
guiding
under
conditions
provide
useful
information
researchers
related
fields.
Язык: Английский
Bibliometric analysis of research trends in agricultural soil organic carbon components from 2000 to 2023
Guolong Ge,
Xuanyi Chen,
H. Ma
и другие.
Frontiers in Plant Science,
Год журнала:
2024,
Номер
15
Опубликована: Дек. 4, 2024
Soil
organic
carbon
is
a
vital
component
of
the
soil
pool.
Investigation
its
composition
and
dynamics
crucial
for
enhancing
sequestration
in
soils
stabilizing
global
cycle.
In
recent
years,
considerable
research
has
focused
on
interactions
between
components
their
responses
to
varied
land
use
agricultural
practices.
However,
mechanism
response
characteristics
pools
are
still
subject
some
debate.
To
best
our
knowledge,
no
researchers
have
used
bibliometric
analyses
explore
field
components.
This
study
thus
involved
techniques
identify
hotspots
over
last
23
years
future
trends
development.
Specifically,
we
performed
comprehensive
literature
review
607
documents
pertaining
using
Web
Science
database,
covering
period
from
2000
2023.
Employing
CiteSpace,
visualized
analyzed
data
across
national,
institutional,
disciplinary,
keyword
dimensions.
this
study,
conducted
comprehensive,
systematic,
quantitative
analysis
publications
research.
The
results
indicate
that
United
States
China
substantially
influenced
Since
2000,
pioneered
components,
establishing
foundational
role
Meanwhile,
leads
with
largest
number
most
diverse
directions
field.
Among
institutions
such
research,
University
Chinese
Academy
Sciences
highest
publications.
investigation
within
systems
inherently
multidisciplinary,
being
sciences
discipline.
At
present,
focal
areas
predominantly
revolve
around
impacts
straw
return
fields,
varying
land-use
changes,
restoration
vegetation,
reciprocal
effects
vegetation.
findings
work
highlight
emerging
offers
novel
insights
into
potentially
guiding
studies
Язык: Английский