International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(22), P. 16273 - 16273
Published: Nov. 13, 2023
Cordia
subcordata
trees
or
shrubs,
belonging
to
the
Boraginaceae
family,
have
strong
resistance
and
adapted
their
habitat
on
a
tropical
coral
island
in
China,
but
lack
of
genome
information
regarding
its
genetic
background
is
unclear.
In
this
study,
was
assembled
using
both
short/long
whole
sequencing
reads
Hi-C
reads.
The
475.3
Mb,
with
468.7
Mb
(99.22%)
sequences
into
16
chromosomes.
Repeat
accounted
for
54.41%
genome.
A
total
26,615
genes
were
predicted,
25,730
functionally
annotated
different
annotation
databases.
Based
other
17
species,
phylogenetic
analysis
336
single-copy
obtained
from
ortholog
showed
that
C.
sister
Coffea
eugenioides,
divergence
time
estimated
be
77
MYA
between
two
species.
Gene
family
evolution
indicated
significantly
expanded
gene
families
related
chemical
defenses
against
diseases.
These
results
can
provide
reference
deeper
understanding
helpful
exploring
adaptation
mechanism
islands
future.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: June 12, 2024
Abstract
Theory
predicts
that
compensatory
genetic
changes
reduce
negative
indirect
effects
of
selected
variants
during
adaptive
evolution,
but
evidence
is
scarce.
Here,
we
test
this
in
a
wild
population
Hawaiian
crickets
using
temporal
genomics
and
high-quality
chromosome-level
cricket
genome.
In
population,
mutation,
flatwing
,
silences
males
rapidly
spread
due
to
an
acoustically-orienting
parasitoid.
Our
sampling
spanned
social
transition
which
fixed
the
went
silent.
We
find
long-range
linkage
disequilibrium
around
putative
locus
was
maintained
over
time,
hitchhiking
genes
had
functions
related
-associated
effects.
develop
combinatorial
enrichment
approach
transcriptome
data
for
compensatory,
intragenomic
coevolution.
Temporal
genomic
selection
were
distributed
genome-wide
functionally
associated
with
population’s
silence,
particularly
behavioural
responses
silent
environments.
results
demonstrate
how
‘adaptation
begets
adaptation’;
sociogenetic
environment
accompanying
rapid
trait
evolution
can
generate
provoking
further,
adaptation.
New Phytologist,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 27, 2025
Robinia
pseudoacacia
L.
(black
locust)
is
a
nitrogen
(N)-fixing
legume
tree
with
significant
ecological
and
agricultural
importance.
Unlike
well-studied
herbaceous
legumes,
R.
perennial
woody
species,
representing
an
understudied
group
of
trees
that
establish
symbiosis
Mesorhizobium.
Understanding
its
genomic
transcriptional
responses
to
nodulation
provides
key
insights
into
N
fixation
in
long-lived
plants
their
role
ecosystem
cycling.
We
assembled
high-quality
699.6-Mb
reference
genome
performed
transcriptomic
analyses
comparing
inoculated
noninoculated
plants.
Differential
expression
co-expression
network
revealed
organ-specific
regulatory
pathways,
identifying
genes
associated
symbiosis,
nutrient
transport,
stress
adaptation.
Medicago
truncatula,
which
predominantly
responds
roots,
exhibited
stem-centered
reprogramming,
the
majority
differentially
expressed
located
stems
rather
than
roots.
Co-expression
analysis
identified
gene
modules
"leghemoglobins",
metal
detoxification,
systemic
allocation,
highlighting
coordinated
long-distance
response
fixation.
This
study
establishes
as
model
for
nodulating
trees,
providing
essential
resources
evolutionary,
ecological,
applied
research.
These
findings
have
implications
reforestation,
phytoremediation,
forestry,
sustainable
management,
particularly
depleted,
degraded,
contaminated
soil
ecosystems.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(4), P. 2012 - 2012
Published: Feb. 7, 2024
Many
animal
species
produce
protective
foams,
the
majority
of
which
exhibit
evolutionary
adaptability.
Although
function
and
composition
foams
have
been
widely
studied,
genetic
basis
foam
secretion
remains
unknown.
Unlike
most
that
under
specific
situations,
spittlebugs
continuously
secrete
throughout
all
nymphal
stages.
Here,
we
capitalize
on
rice
spittlebug
(Callitettix
versicolor)
to
explore
through
genomic
transcriptomic
approaches.
Our
comparative
analysis
for
C.
versicolor
eight
other
insect
reveals
606
species-specific
gene
families
66
expanded
families,
associated
with
carbohydrate
lipid
metabolism.
These
functions
are
in
accordance
secreted
by
spittlebugs.
Transcriptomic
analyses
malpighian
tubules
across
developmental
stages
detected
3192
differentially
expressed
genes.
Enrichment
these
genes
highlights
also
revealed
our
aligns
previous
histochemical
morphological
observations
secretion.
This
consistency
suggests
important
roles
candidate
production.
study
not
only
provides
novel
insights
into
but
contributes
valuable
knowledge
future
studies
development
pest
control
strategies
versicolor.
DNA Research,
Journal Year:
2024,
Volume and Issue:
31(3)
Published: April 9, 2024
Abstract
Calophaca
sinica
is
a
rare
plant
endemic
to
northern
China
which
belongs
the
Fabaceae
family
and
possesses
rich
nutritional
value.
To
support
preservation
of
genetic
resources
this
plant,
we
have
successfully
generated
high-quality
genome
C.
(1.06
Gb).
Notably,
transposable
elements
(TEs)
constituted
~73%
genome,
with
long
terminal
repeat
retrotransposons
(LTR-RTs)
dominating
group
(~54%
genome).
The
average
intron
length
was
noticeably
longer
than
what
has
been
observed
for
closely
related
species.
expansion
LTR-RTs
elongated
introns
emerged
had
largest
influence
on
enlarged
size
in
comparison
other
proliferation
TEs
could
be
explained
by
certain
modes
gene
duplication,
namely,
whole
duplication
(WGD)
dispersed
(DSD).
Gene
expansion,
found
enhance
genes
associated
metabolism,
maintenance,
environmental
stress
resistance,
result
transposed
duplicated
(TRD)
WGD.
presented
genomic
analysis
sheds
light
architecture
sinica,
as
well
provides
starting
point
future
evolutionary
biology,
ecology,
functional
genomics
studies
centred
around
