PLoS ONE,
Journal Year:
2024,
Volume and Issue:
19(12), P. e0314595 - e0314595
Published: Dec. 5, 2024
Tea
ranks
among
the
top
three
most
beloved
non-alcoholic
beverages
worldwide
and
boasts
significant
economic
health
benefits.
In
addition
to
Camellia
sinensis
(L.)
O.
Kuntze,
other
plants
in
China
are
consumed
by
residents
as
tea
drinks,
which
also
have
important
value.
The
present
study
introduces
one
of
wild
species,
namely,
tachangensis
F.
C.
Zhang.
We
analyzed
changes
metabolite
abundance
gene
expression
patterns
C
.
using
metabonomics
transcriptomics.
found
1056
metabolites,
including
256
differential
metabolites
(67
upregulated
189
downregulated).
Additionally,
transcriptome
analysis
revealed
8049
differentially
expressed
genes,
with
4418
3631
downregulated
genes.
a
notable
Amino
acids,
can
be
attributed
its
specific
genetic
makeup.
Theanine
Caffeine
metabolic
pathways,
levels
majority
amino
acids
caffeine
tend
decrease.
Flavonoid
biosynthesis,
Flavanone
Fustin
Epicatechin
higher
,
while
Epigallocatechin
Gallocatechin
This
indicates
that
components
not
identical,
may
result
unique
flavor.
International Journal of Molecular Sciences,
Journal Year:
2025,
Volume and Issue:
26(7), P. 3253 - 3253
Published: April 1, 2025
Tea
is
one
of
the
world's
major
non-alcoholic
beverages,
popular
for
its
health
benefits
and
flavor.
Purple-bud
tea
particularly
rich
in
anthocyanins,
concentration
which
varies
depending
on
cultivar
cultivation
conditions.
While
genetic
regulation
anthocyanin
accumulation
well
understood,
impact
environmental
factors,
such
as
light,
synthesis
less
documented.
In
this
study,
we
analyzed
content
expression
levels
biosynthesis
genes
(ABGs),
CsAN1,
CsHY5,
under
different
light
intensities
durations.
The
both
CsAN1
ABGs
was
significantly
induced
by
with
an
intensity
8000
lx
effective
promoting
accumulation.
Furthermore,
explored
effect
shading
content,
finding
that
fifty
percent
reduced
nearly
half.
Finally,
dual-luciferase
reporter
assays
yeast
one-hybrid
confirmed
direct
CsHY5
CsAN1.
These
findings
offer
insights
into
regulatory
mechanisms
underlying
light-induced
plants
suggest
a
potential
method
controlling
production.
Comprehensive Reviews in Food Science and Food Safety,
Journal Year:
2025,
Volume and Issue:
24(2)
Published: March 1, 2025
Purple
leaf
tea
products
(PTPs)
are
processed
from
purple
leaves
(PTLs)
and
combine
unique
color,
flavors,
superior
health
benefits,
holding
promising
market
potential.
However,
PTLs
contain
chemical
compositions,
the
lack
of
systematic
generalization
PTPs
processing
techniques
has
led
to
under-representation
their
qualities.
Compared
traditional
green
products,
knowledge
about
is
extremely
limited
lacks
a
framework
linking
composition,
techniques,
which
largely
exploitation
PTPs.
This
review
summarizes
composition
PTLs,
highlights
variations
across
effects
on
flavor
qualities
It
also
explores
potential
benefits
examines
challenges
incorporating
into
food
industry,
offering
insights
applications.
The
characterized
by
its
polyphenolic
profile,
rich
in
anthocyanins,
catechins,
O-methyl
aroma
components
such
as
α/β-ionone
linalool.
requires
suitable
methods
maximize
health-promoting
effects.
offer
notable
including
antioxidant,
anti-inflammatory,
anticancer,
neuroprotective,
anti-obesity
effects,
primarily
due
components.
Additionally,
show
great
natural
colorants
applications
dietary
supplements
tea-flavored
beverages.
Based
these
overviews,
key
possible
future
research
directions
outlined,
especially
advancing
production
systematically
evaluating
expanding
Beverage Plant Research,
Journal Year:
2024,
Volume and Issue:
4(1), P. 0 - 0
Published: Jan. 1, 2024
Tea
plant
is
abundant
in
bioactive
compounds,
including
flavonoids,
amino
acids,
alkaloids,
terpenoid
and
lipids,
those
are
main
affecting
tea
quality
flavors.
Despite
there
many
studies
of
metabolites
about
different
cultivars,
the
composition
differences
their
biosynthesis
regulation
remains
still
unknow.
In
this
study,
505
were
detected
from
apical
bud
1st
leaf
('Shuchazao':
'SCZ',
'Huangkui':
'HK'
'Zijuan':
'ZJ'
for
short)
using
widely-targeted
metabolomics,
192
45
59
acids
derivatives,
28
phenolamides.
Metabolite
analysis
showed
that
flavonols
anthocyanins
mainly
distributed
form
glycosides
three
wherein
its
accumulated
'ZJ',
indicating
a
correlation
with
color
attributes.
EGCG
emerged
as
most
flavan-3-ols
compound
among
cultivars.
while
L-theanine
represented
predominant
free
acid,
concentrated
compared
to
leaf,
likewise,
lipids
similar
accumulating
buds
These
findings
offer
valuable
insights
into
genetic
metabolite
diversity,
augmenting
our
understanding
specific
plants.
Scientia Horticulturae,
Journal Year:
2023,
Volume and Issue:
327, P. 112784 - 112784
Published: Dec. 29, 2023
Anthocyanins
are
a
class
of
secondary
metabolites
with
rich
physiological
functions
and
many
benefits
for
the
human
body.
Although
there
have
been
numerous
reports
on
anthocyanin
synthesis
in
tea
plants,
mechanism
by
which
bHLH
transcription
factors
regulate
plants
is
still
unclear.
In
this
study,
we
identified
CsbHLH89,
basic
helix–loop–helix
(bHLH)
factor
that
located
nucleus
cytoplasm
has
transcriptional
activation
activity.
CsbHLH89
directly
binds
to
G-box
elements
activates
CsCHS,
CsFLS,
CsDFR
promoters
vitro
vivo.
Further
experiments
demonstrated
could
be
involved
plant
anthocyanins
as
homodimers
or
heterodimers.
Our
research
results
show
can
positively
tea.
addition,
it
was
found
CsHY5,
light
signal
transduction
factor,
bind
promoter
indirectly
promote
accumulation.
Silencing
CsHY5
antisense
oligonucleotide,
respectively,
revealed
expression
structural
genes
were
down-regulated.
Shading
treatment
significant
reduction
content
down-regulation
synthesis.
provides
new
insight
into
regulatory
network
strategy
breeding
anthocyanin.
Horticulturae,
Journal Year:
2024,
Volume and Issue:
10(1), P. 50 - 50
Published: Jan. 4, 2024
Purple
tea,
renowned
for
its
anthocyanin
content
and
distinctive
purple
hue,
has
gained
prominence.
The
in
tea
can
exceed
three
times
that
of
traditional
green-leaf
tea.
harbors
various
anthocyanins,
implicating
intricate
pathways
biosynthesis
transcriptional
regulation.
Concurrently,
owing
to
chemical
composition,
the
processing
may
be
constrained,
potentially
influencing
sensory
attributes
flavor
profile
richness
anthocyanins
yielded
potential
health
benefits,
including
antioxidative
anti-cancer
properties,
rendering
a
sought-after
commodity
market.
However,
current
research
on
remains
incomplete,
indistinct
networks
regulatory
mechanisms,
incomplete
characterization,
need
comprehensive
investigations
into
biological
activities.
limited
foundation
greatly
reduced
popularity
consumption
This
paper
aims
provide
an
overview
recent
advancements
regulation
as
well
compositions,
processing,
benefits
review
will
groundwork
future
efforts
selection
innovation
germplasm,
expansion
market
consumption.
Horticulture Research,
Journal Year:
2024,
Volume and Issue:
11(10)
Published: Aug. 5, 2024
Abstract
The
circadian
system
of
plants
is
a
complex
physiological
mechanism,
biological
process
in
which
can
adjust
themselves
according
to
the
day
and
night
cycle.
To
understand
effects
different
photoperiods
on
clock
tea
plants,
we
analyzed
expression
levels
core
genes
(CCA1,
PRR9,
TOC1,
ELF4)
photosynthesis-related
(Lhcb,
RbcS,
atpA)
under
normal
light
(light/dark
=
12
h/12
h,
12L12D)
took
cost
function
defined
by
cycle
phase
errors
as
basic
model
parameter.
In
continuous
environment
(24
h
light,
24L),
peak
activity
key
that
control
photosynthesis
were
delayed
1–2
h.
Under
skeleton
photoperiod
(6L6D,
3L3D),
profiles
changed
stomatal
opening
showed
rhythm.
These
observations
suggest
may
have
an
effect
rhythm,
photosynthetic
efficiency
regulation
plants.
Our
study
components
rhythms
photoperiodic
pathways,
also
revealed
underlying
mechanisms
