The dynamic and diverse nature of parenchyma cells in the Arabidopsis root during secondary growth
Nature Plants,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 26, 2025
Abstract
During
secondary
growth,
the
vascular
cambium
produces
conductive
xylem
and
phloem
cells,
while
phellogen
(cork
cambium)
deposits
phellem
(cork)
as
outermost
protective
barrier.
Although
most
of
tissues
are
made
up
parenchyma
which
also
produced
by
both
cambia,
their
diversity
function
poorly
understood.
Here
we
combined
single-cell
RNA
sequencing
analysis
with
lineage
tracing
to
recreate
developmental
trajectories
cell
types
in
Arabidopsis
root
undergoing
growth.
By
analysing
93
reporter
lines,
were
able
identify
20
different
or
states,
many
have
not
been
described
before.
We
additionally
observed
distinct
transcriptome
signatures
cells
depending
on
maturation
state
proximity
types.
Our
data
show
that
required
for
normal
formation
tissue
Furthermore,
mature
gradually
obtains
periderm
identity,
this
transformation
can
be
accelerated
jasmonate
treatment
wounding.
study
thus
reveals
capacity
undergo
considerable
identity
changes
during
Язык: Английский
Investigation on compression bruised mechanism of Cyperus esculentus L based on experiment and finite element method
Junming Hou,
Jiuyu Jin,
Zhi Ma
и другие.
Journal of Stored Products Research,
Год журнала:
2025,
Номер
112, С. 102652 - 102652
Опубликована: Апрель 25, 2025
Язык: Английский
The dynamic and diverse nature of parenchyma cells in the Arabidopsis root during secondary growth
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 19, 2024
Abstract
During
the
process
of
secondary
growth,
vascular
cambium
produces
conductive
xylem
and
phloem
cells,
while
phellogen
(cork
cambium)
deposit
phellem
(cork)
as
outermost
protective
barrier.
Although
most
tissues
is
made
up
by
parenchyma
cells
which
are
also
produced
both
cambia,
their
diversity
function
poorly
understood.
Here
we
combined
single-cell
RNA
sequencing
analysis
with
lineage
tracing
to
recreate
developmental
trajectories
cell
types
in
Arabidopsis
root
undergoing
growth.
By
analysing
93
reporter
lines,
were
able
identify
20
different
or
states,
many
have
not
been
described
before.
We
additionally
observed
distinct
transcriptome
signatures
depending
on
maturation
state
proximity
types.
Our
data
shows
that
required
for
normal
formation
tissue
Furthermore,
showed
mature
gradually
obtains
periderm
identity,
this
transition
can
be
accelerated
jasmonate
wounding.
Thus,
our
study
reveals
remarkable
dynamic
diverse
nature
during
Язык: Английский
Ectopic cambia in Japanese wisteria (Wisteria floribunda) vines are associated with the expression of conservedKNOXgenes
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 9, 2024
Abstract
Secondary
growth
is
a
conserved
mechanism
that
gives
rise
to
vascular
tissues
produced
via
single
cambium.
Molecular
mechanisms
underlying
this
process
are
characterized
mostly
in
model
species
bearing
typical
architecture,
while
the
genetics
ecologically-important
atypical
architectures
remain
unexplored.
We
use
developmental
anatomy,
comparative
transcriptomics,
and
molecular
evolutionary
analyses
address
knowledge
gap,
investigating
how
multiple
ectopic
cambia
(EC)
form
woody
vine
Japanese
wisteria.
Anatomical
studies
show
EC
wisteria
arise
from
cortical
parenchyma,
cambium-specific
transcriptome
comparisons
reveal
genes
acting
as
regulators
of
cambium
development
likewise
associated
with
development.
Gene
trees
KNOX
proteins
indicate
duplication
events
may
contribute
formation,
including
Fabaceae-specific
KNAT6
detected
under
positive
selection.
These
findings
insights
into
advancing
our
understanding
complex
traits.
Язык: Английский
Genome-Wide Identification and Expression Analysis of the CLAVATA3/ESR-Related Gene Family in Tiger Nut
International Journal of Plant Biology,
Год журнала:
2024,
Номер
15(4), С. 1054 - 1062
Опубликована: Окт. 18, 2024
CLAVATA3
(CLV3)/EMBRYO
SURROUNDING
REGION
(ESR)-related
(CLE)
genes
encode
a
group
of
peptide
hormones,
which
coordinate
cell
proliferation
and
differentiation
in
plants.
Tiger
nut
(Cyperus
esculentus
L.)
is
perennial
monocot
plant
that
produces
oil-rich
tubers.
However,
the
mechanisms
regulating
tuber
development
tiger
are
poorly
understood,
nothing
known
about
CLE
nut.
In
this
study,
we
identified
34
genomes,
proteomes,
transcriptomes
C.
(CeCLE).
We
analyzed
their
gene
structures
expression
profiles
different
parts
plant,
at
three
stages
roots
response
to
dehydration
stress.
found
relatively
high
level
CeCLE13
growing
suggested
corresponding
could
be
involved
regulation
tuberization.
also
CeCLE
sequences
genome
most
productive
K-17
variety
N.
I.
Vavilov
All-Russian
Institute
Plant
Genetic
Resources
collection
many
single
nucleotide
polymorphisms,
insertions,
deletions.
Our
data
provides
fundamental
information
for
future
research
on
growth
Язык: Английский