Molecular breeding of tomato: Advances and challenges
Journal of Integrative Plant Biology,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 18, 2025
ABSTRACT
The
modern
cultivated
tomato
(
Solanum
lycopersicum
)
was
domesticated
from
pimpinellifolium
native
to
the
Andes
Mountains
of
South
America
through
a
“two‐step
domestication”
process.
It
introduced
Europe
in
16th
century
and
later
widely
worldwide.
Since
late
19th
century,
breeders,
guided
by
genetics,
breeding
science,
statistical
theory,
have
improved
tomatoes
into
an
important
fruit
vegetable
crop
that
serves
both
fresh
consumption
processing
needs,
satisfying
diverse
consumer
demands.
Over
past
three
decades,
advancements
molecular
technologies,
represented
marker
technology,
genome
sequencing,
editing,
significantly
transformed
paradigms.
This
article
reviews
research
progress
field
breeding,
encompassing
sequencing
germplasm
resources,
identification
functional
genes
for
agronomic
traits,
development
key
technologies.
Based
on
these
advancements,
we
also
discuss
major
challenges
perspectives
this
field.
Язык: Английский
ERD15 promotes peach and tomato ripening by activating polyamine catabolism
Plant Science,
Год журнала:
2025,
Номер
unknown, С. 112515 - 112515
Опубликована: Апрель 1, 2025
Язык: Английский
Genome-Wide Association Studies Provide Molecular Insights into the Genetic Determination of the Fruit Shape-Related Traits of Actinidia eriantha
Horticulturae,
Год журнала:
2025,
Номер
11(5), С. 538 - 538
Опубликована: Май 15, 2025
In
the
selection
of
new
horticultural
crops
varieties,
fruit
shape
and
size
are
key
agronomic
traits
targeted
by
breeders,
as
well
critical
criteria
for
commercial
evaluation
grading.
Wild
germplasm
resources
typically
exhibit
greater
genetic
diversity
in
morphology
compared
to
cultivated
varieties.
The
study
analyzed
shape-related
216
Actinidia
eriantha
plants
from
a
wild
population
Jiangxi
Province,
China,
identified
significant
associated
single
nucleotide
polymorphisms
(SNPs)
candidate
genes
target
using
genome-wide
association
analysis
(GWAS).
results
revealed
substantial
phenotypic
variation
shape-
size-related
traits.
A
total
115
SNPs
349
putative
coding
were
significantly
with
7
Within
genomic
regions,
we
several
linked
specific
morphological
features,
including
F-box
MADS4,
previously
reported
influence
shape;
WOX,
F-box,
OVATE,
index;
RING-type
E3
ubiquitin
transferase,
correlated
transverse
diameter;
PLATZ,
COL,
Aux/IAA,
implicated
weight
regulation.
These
findings
facilitate
precise
identification
or
quantitative
trait
loci
(QTLs)
governing
morphology.
Furthermore,
SNP
markers
provide
valuable
tools
marker-assisted
breeding,
enabling
development
elite
cultivars
desirable
characteristics.
Язык: Английский
Chloride modulates carbohydrate metabolism and ethylene synthesis in tomato fruits
The Plant Journal,
Год журнала:
2025,
Номер
122(4)
Опубликована: Май 1, 2025
SUMMARY
Chloride
ions
(Cl
−
)
play
a
unique
role
in
enhancing
crop
fruit
quality,
particularly
through
their
effects
on
carbohydrate
metabolism,
although
the
underlying
mechanism
remains
unclear.
We
optimized
Cl
concentrations
tomato
cultivation
nutrient
solutions
via
supplementation
at
varying
levels
and
utilized
an
integrative
approach
combining
biochemical
assays,
transcriptomics,
metabonomics
to
investigate
how
modulates
sugar
metabolism
fruits.
Treatment
with
3–5
m
significantly
improved
plant
biomass,
photosynthesis,
dry
matter
accumulation,
quality
without
affecting
yield
or
altering
distribution.
Our
findings
indicate
that
increased
starch
sucrose
contents
fruits
during
cell
enlargement
stage
elevated
glucose,
fructose,
chloride
ions,
potassium
magnesium
manganese
red‐ripening
stage.
Physiological
correlation
analyses
revealed
enhanced
activity
of
α‐amylase,
phosphate
synthase,
synthase.
Additionally,
principal
component
analysis
confirmed
is
critical
phase
for
regulation
quality.
Transcriptomic
targeted
metabonomic
mature
predominantly
affected
gene
expression
related
ATP‐binding
cassette
(ABC)
transporters,
specifically
impacted
ethylene
synthesis.
This
study
provides
first
insight
into
by
which
affects
production
fruits,
offers
comprehensive
framework
understanding
functional
roles
interaction
between
these
metabolic
pathways.
Язык: Английский
Ethylene in fruits: beyond ripening control
Horticulture Research,
Год журнала:
2024,
Номер
11(10)
Опубликована: Авг. 9, 2024
Fruits
are
a
rich
source
of
nutrients,
minerals,
and
dietary
fibers
for
both
humans
animals.
While
the
gaseous
phytohormone
ethylene
is
well-known
its
role
in
controlling
fruit
ripening,
there
growing
evidence
that
also
plays
crucial
roles
regulating
other
developmental
processes
fruits,
such
as
sex
determination,
set,
growth.
In
this
review,
we
aim
to
revisit
these
findings
from
various
species
like
cucumber,
melon,
tomato,
rice,
maize,
more.
These
studies
not
only
enhance
our
understanding
ethylene's
function
fruits
but
highlight
potential
manipulating
improve
crops.
Furthermore,
discuss
recent
show
precursor
ACC
(1-AMINOCYCLOPROPANE-1-CARBOXYLATE),
signaling
components
EIN2
(ETHYLENE
INSENSITIVE2)
EIN3
INSENSITIVE3)
have
ethylene-independent
specific
conditions.
This
phenomenon,
combined
with
dosage-dependent
functions
certain
conditions,
highlights
importance
analyzing
mutants
completely
blocked
pathways
different
at
stages
tissue
types.
Overall,
review
offers
timely
essential
summary
formation,
growth,
which
could
be
beneficial
horticulture
crop
breeding.
Язык: Английский
CmSN Regulates Fruit Skin Netting Formation in Melon
Horticulturae,
Год журнала:
2024,
Номер
10(10), С. 1115 - 1115
Опубликована: Окт. 19, 2024
Melon
(Cucumis
melo)
includes
more
than
ten
botanical
groups,
many
of
which
feature
netting
ornamentation
on
the
surface
mature
fruit.
Ripe
melons
display
a
netted
skin
that
signifies
their
ripeness
and
readiness
for
consumption.
Previously,
we
identified
SKIN
NETTING
(CmSN),
encodes
an
EamA-like
transporter
family
protein,
as
candidate
gene
controlling
fruit
formation
in
melon,
while
its
biological
functions
remain
unclear.
In
this
study,
demonstrated
expression
CmSN
was
considerably
lower
compared
to
smooth-skinned
melons,
indicating
negative
correlation
between
formation.
Subsequently,
employed
transient
overexpression
virus-induced
silencing
(VIGS)
experiments
explore
role
during
development.
Overexpression
inhibited
development,
whereas
it
promoted
Using
heterologous
transformation
tomato,
further
confirmed
effect
rind
texture
toughness,
these
tomatoes
exhibited
rougher
tougher
skins.
Analysis
with
near-isogenic
lines
(NILs)
revealed
gene-bearing
fruits
(NIL_CmSN)
possessed
significantly
harder
rinds
control
variety
HB42,
underscoring
enhancing
protection.
Together,
our
research
offers
essential
insights
into
genetic
improvement
melon
fruits.
Язык: Английский