Identification of distinct roses suitable for future breeding by phenotypic and genotypic evaluations of 192 rose germplasms
Huilin Guan,
Bingyao Huang,
Xinyue Yan
и другие.
Horticulture Advances,
Год журнала:
2024,
Номер
2(1)
Опубликована: Янв. 26, 2024
Abstract
Rose
(
Rosa
)
is
a
prominent
ornamental
plant
that
holds
substantial
economic
and
social
significance.
Roses
originating
from
different
regions
exhibit
intricate
phenotypic
genetic
characteristics,
but
the
majority
of
rose
resources
are
poorly
characterized.
In
this
study,
192
genotypes
genus
were
examined
using
33
traits
10
pairs
SSR
markers.
Compared
to
wild
species,
both
old
garden
modern
roses
exhibited
significant
level
diversity,
with
flower
color
having
highest
degree
diversity
style
morphology
lowest
diversity.
This
phenomenon
may
be
attributed
limited
utilization
due
their
simpler
frequent
molecular
infiltration
between
roses.
Following
inaugural
comprehensive
evaluation
employing
principal
component
analysis,
R.
chinensis
‘Zihongxiang’,
hybrida
‘Burgundy
Iceberg’,
‘Conrad
F.
Meyer’,
rugosa
‘Gaohong’
floribunda
‘Sheherazad’
selected
as
core
germplasm
for
future
breeding.
Moreover,
three
tetraploid
roses,
namely
‘Midnight
Blue’,
‘Sheherazad’,
‘Couture
Tilia’,
differences
in
profiles
reciprocally
intercrossed.
Ultimately,
two
populations
obtained
exhibiting
variation
size,
annual
stem
color,
pickle
density,
leaf
number.
Furthermore,
our
results
indicated
diameter,
height,
petal
width,
number
potentially
controlled
by
major-effect
loci.
conclusion,
study
provides
novel
insights
into
evolutionary
patterns
resources.
It
paves
way
identifying
carry
distinct
characteristics
possess
immense
value
breeding
varieties
future.
Язык: Английский
Tests for segregation distortion in tetraploid F1 populations
Theoretical and Applied Genetics,
Год журнала:
2025,
Номер
138(1)
Опубликована: Янв. 1, 2025
Язык: Английский
Genome-Wide Identification and Expression Analysis of the TIR-NBS-LRR Gene Family and Its Response to Fungal Disease in Rose (Rosa chinensis)
Biology,
Год журнала:
2023,
Номер
12(3), С. 426 - 426
Опубликована: Март 10, 2023
Roses,
which
are
one
of
the
world's
most
important
ornamental
plants,
often
damaged
by
pathogens,
resulting
in
serious
economic
losses.
As
a
subclass
disease
resistance
gene
family
plant
nucleotide-binding
oligomerization
domain
(NOD)-like
receptors,
TIR-NBS-LRR
(TNL)
genes
play
vital
role
identifying
pathogen
effectors
and
activating
defense
responses.
However,
systematic
analysis
TNL
is
rarely
reported
roses.
Herein,
96
intact
were
identified
Rosa
chinensis.
Their
phylogenies,
physicochemical
characteristics,
structures,
conserved
domains
motifs,
promoter
cis-elements,
microRNA
binding
sites,
intra-
interspecific
collinearity
relationships
analyzed.
An
expression
using
transcriptome
data
revealed
that
RcTNL
dominantly
expressed
leaves.
Some
responded
to
gibberellin,
jasmonic
acid,
salicylic
Botrytis
cinerea,
Podosphaera
pannosa,
Marssonina
rosae
(M.
rosae);
RcTNL23
significantly
three
hormones
exhibited
an
upregulated
expression.
Furthermore,
black
spot
was
as
M.
rosae.
After
inoculating
rose
leaves,
pattern
suggested
they
act
during
different
periods
infection.
The
present
study
lays
foundations
for
in-depth
investigation
function
mining
Язык: Английский
Tests for Segregation Distortion in Tetraploid F1 Populations
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Фев. 10, 2024
Abstract
Genotype
data
from
tetraploid
F1
populations
are
often
collected
in
breeding
programs
for
mapping
and
genomic
selection
purposes.
A
common
quality
control
procedure
these
groups
is
to
compare
empirical
genotype
frequencies
against
those
predicted
by
Mendelian
segregation,
where
SNPs
detected
have
“segregation
distortion”
discarded.
However,
current
tests
segregation
distortion
insufficient
that
they
do
not
account
double
reduction
preferential
pairing,
two
meiotic
processes
polyploids
naturally
change
gamete
frequencies,
leading
detect
too
often.
Current
also
uncertainty,
again
Here,
we
incorporate
reduction,
uncertainty
likelihood
ratio
Bayesian
distortion.
Our
methods
implemented
a
user-friendly
R
package,
menbayes.
We
demonstrate
the
superiority
of
our
currently
used
literature
on
both
simulations
real
data.
Язык: Английский
Field Resistance to Rose Rosette Disease as Determined by Multi-Year Evaluations in Tennessee and Delaware
Mark T. Windham,
Thomas Evans,
Sara Collins
и другие.
Pathogens,
Год журнала:
2023,
Номер
12(3), С. 439 - 439
Опубликована: Март 10, 2023
Rose
rosette
disease
(RRD)
caused
by
the
rose
emaravirus
(RRV)
and
transmitted
eriophyid
mite
Phyllocoptes
fructiphilus
(Pf),
both
native
to
North
America,
has
significant
damage
roses
over
last
several
decades.
As
cultural
chemical
control
of
this
is
difficult
expensive,
a
field
trial
was
established
systematically
screen
germplasm
for
potential
sources
resistance.
One
hundred
eight
accessions
representing
diversity
were
planted
in
Tennessee
Delaware,
managed
encourage
development,
evaluated
symptom
development
viral
presence
three
years.
All
major
commercial
cultivars
susceptible
varying
levels.
The
with
no
or
few
symptoms
species
from
sections
Cinnamomeae,
Carolinae,
Bracteatae,
Systylae
hybrids
these.
Among
these,
some
asymptomatic;
they
displayed
but
infected
virus.
Their
depends
on
their
ability
serve
as
source
viruses.
next
step
understand
mechanism
resistance
genetic
various
identified.
Язык: Английский
Genetic Diversity among Rose Rosette Virus Isolates: A Roadmap towards Studies of Gene Function and Pathogenicity
Pathogens,
Год журнала:
2023,
Номер
12(5), С. 707 - 707
Опубликована: Май 12, 2023
The
phylogenetic
relationships
of
ninety-five
rose
rosette
virus
(RRV)
isolates
with
full-length
genomic
sequences
were
analyzed.
These
recovered
mostly
from
commercial
roses
that
are
vegetatively
propagated
rather
than
grown
seed.
First,
the
genome
segments
concatenated,
and
maximum
likelihood
(ML)
tree
shows
branches
arrange
independent
their
geographic
origination.
There
six
major
groups
isolates,
54
in
group
6
distributed
two
subgroups.
An
analysis
nucleotide
diversity
across
concatenated
showed
lower
genetic
differences
among
RNAs
encoding
core
proteins
required
for
encapsidation
latter
segments.
Recombination
breakpoints
identified
near
junctions
several
segments,
suggesting
exchange
contributes
to
isolates.
ML
individual
RNA
revealed
different
relationship
patterns
which
supports
notion
reassortment.
We
tracked
branch
positions
newly
sequenced
highlight
how
relate
other
RNA6
has
an
interesting
pattern
single-nucleotide
mutations
appear
influence
amino
acid
changes
protein
products
derived
ORF6a
ORF6b.
P6a
typically
61
residues,
although
three
encoded
truncated
29
four
extended
76-94
residues.
Homologous
P5
P7
be
evolving
independently.
results
suggest
greater
RRV
previously
recognized.
Язык: Английский
QTL discovery for resistance to black spot and cercospora leaf spot, and defoliation in two interconnected F1 bi-parental tetraploid garden rose populations
Frontiers in Plant Science,
Год журнала:
2023,
Номер
14
Опубликована: Июль 27, 2023
Garden
roses
are
an
economically
important
horticultural
crop
worldwide,
and
two
major
fungal
pathogens,
black
spot
(Diplocarpon
rosae
F.A.
Wolf)
cercospora
leaf
of
rose
(Rosisphaerella
rosicola
Pass.),
affect
both
the
health
ornamental
value
plant.
Most
studies
on
disease
resistance
have
focused
diploid
germplasm,
little
work
has
been
performed
resistance.
With
use
newly
developed
software
tools
for
autopolyploid
genetics,
interconnected
tetraploid
garden
F1
populations
(phenotyped
over
course
3
years)
were
used
quantitative
trait
locus
(QTL)
analysis
as
well
plant
defoliation.
QTLs
mapped
to
linkage
groups
(LGs)
1-6.
susceptibility
found
in
LGs
1,
4,
5
defoliation
3,
5.
The
LG
coincides
with
previously
discovered
Rdr4
inherited
from
Rosa
L.
'Radbrite'
(Brite
Eyes™),
common
parent
these
mapping
populations.
This
is
first
report
any
QTL
resistance/susceptibility
germplasm
roses.
A
(Rdr4).
was
1.
These
provide
a
genetic
resource
that
will
further
knowledge
base
genetics
more
traits
studied.
Studying
allow
stacking
various
desirable
traits.
Язык: Английский
Molecular breeding of flower load related traits in dioecious autotetraploid Actinidia arguta
Molecular Breeding,
Год журнала:
2024,
Номер
44(5)
Опубликована: Май 1, 2024
Abstract
Flowering
plants
exhibit
a
wide
range
of
sexual
reproduction
systems,
with
the
majority
being
hermaphroditic.
However,
some
plants,
such
as
Actinidia
arguta
(kiwiberry),
have
evolved
into
dioecious
species
distinct
female
and
male
vines.
In
this
study,
we
investigated
flower
load
growth
habits
kiwiberry
genotypes
to
identify
genetic
basis
high
yield
low
maintenance
requirements.
Owing
different
selection
approaches
between
genotypes,
further
extended
our
study
genotypes.
By
combining
both
investigations,
present
novel
breeding
tool
for
crops.
A
population
A.
seedlings
was
phenotyped
traits,
in
particular
proportion
non-floral
shoots,
floral
average
number
flowers
per
shoot.
Quantitative
trait
locus
(QTL)
mapping
used
analyse
these
traits.
We
identified
putative
QTLs
on
chromosome
3
associated
flower-load
pleiotropic
effect
male-specific
region
Y
(MSY)
affecting
load-related
traits
vines
observed
an
population.
Furthermore,
utilized
Genomic
Best
Linear
Unbiased
Prediction
(GBLUP)
predict
values
quantitative
by
leveraging
genomic
data.
This
approach
allowed
us
select
superior
Our
findings
contribute
understanding
flowering
fruiting
dynamics
species,
providing
insights
programs
aiming
improve
through
utilization
methods
mapping.
Язык: Английский
Domestication of ornamental plants: Breeding innovations and molecular breakthroughs to bring wild into limelight
South African Journal of Botany,
Год журнала:
2024,
Номер
175, С. 436 - 452
Опубликована: Окт. 25, 2024
Язык: Английский
Meta-Analysis of Rose Rosette Disease-Resistant Quantitative Trait Loci and a Search for Candidate Genes
Pathogens,
Год журнала:
2023,
Номер
12(4), С. 575 - 575
Опубликована: Апрель 8, 2023
Rose
rosette
disease
(RRD),
caused
by
the
rose
emaravirus
(RRV),
is
a
major
viral
in
roses
(Rosa
sp.)
that
threatens
industry.
Recent
studies
have
revealed
quantitative
trait
loci
(QTL)
for
reduced
susceptibility
to
RRD
linkage
groups
(LGs)
1,
5,
6,
and
7
tetraploid
populations
LGs
3,
6
diploid
populations.
In
this
study,
we
seek
better
localize
understand
relationship
between
QTL
identified
both
We
do
so
remapping
found
these
performing
meta-analysis.
This
analysis
reveals
peaks
intervals
using
co-localized
on
LG
suggesting
are
same
QTL.
The
was
seen
3.
Three
meta-QTL
were
two
discovered
6.
MetaRRD1.1,
had
confidence
interval
(CI)
of
10.53
cM.
On
MetaRRD3.1
CI
5.94
MetaRRD5.1
17.37
cM,
MetaRRD5.2
4.33
MetaRRD5.3
21.95
For
MetaRRD6.1
MetaRRD6.2
CIs
9.81
8.81
respectively.
also
led
identification
potential
resistance
genes,
with
primary
interest
genes
localized
5
as
explain
greatest
proportion
phenotypic
variance
resistance.
results
from
study
may
be
used
design
more
robust
marker-based
selection
tools
track
use
given
plant
breeding
context.
Язык: Английский