Chemistry & Biodiversity,
Journal Year:
2024,
Volume and Issue:
21(3)
Published: Feb. 2, 2024
Ultrasound-assisted
extraction
(UAE)
method
proves
to
be
more
effective
compared
traditional
methods.
In
the
present
study,
response
surface
methodology
(RSM)
was
used
determine
optimal
process
parameters
for
extracting
polysaccharides
(U-MCP)
from
jaboticaba
fruit
using
UAE.
The
optimum
conditions
were
ultrasonic
time
70
min,
temperature
60
°C,
and
power
350
W.
Under
these
conditions,
sugar
content
of
U-MCP
52.8
%.
molecular
weights
ultrasound-assisted
extracted
ranged
9.52×10
Ultrasonics Sonochemistry,
Journal Year:
2024,
Volume and Issue:
108, P. 106948 - 106948
Published: June 12, 2024
In
this
study,
the
process
conditions,
physicochemical
properties,
structural
composition
and
activity
of
polysaccharides
isolated
from
leechee
peel
(LPP)
by
ultrasound-assisted
extraction
(UAE)
with
enzyme
alkali
solution
(ASE)
were
compared.
The
results
showed
that
total
sugar
content
LPP
extracted
UAE
accounted
for
75.65
%,
which
was
significantly
higher
than
solution.
optimum
conditions
as
follows:
temperature
68.78
℃,
ultrasonic
enzymolysis
time
39.68
min,
pectinase
dosage
4.03
solid–liquid
ratio
1:30
g/mL,
power
360
W.
antioxidant
activities
structure
polysaccharide
prepared
under
different
It
found
UAE-LPP
an
α-type
containing
15.83
%
uronic
acid.
Moreover,
strong
in
anti-lipid
peroxidation
reducing
ability.
Ultrasound-assisted
enzymatic
method
is
effective
means
to
improve
natural
plant
polysaccharides,
has
advantages
short
time-consuming,
simple
easy
operation,
can
greatly
utilization
rate
lay
a
theoretical
scientific
basis
development
LPP.
Ultrasonics Sonochemistry,
Journal Year:
2024,
Volume and Issue:
110, P. 107038 - 107038
Published: Aug. 23, 2024
A
response
surface
methodology
(RSM)
and
one-factor
method
were
established
to
investigate
the
optimum
conditions
for
extraction
of
lychee
nuclear
polysaccharides
(LSP)
by
ultrasonic-assisted
pectinase.
The
content
basic
components
in
was
determined.
antioxidant
activity
well
determined
compared
differences
activities
extracted
water
(LSP-HW)
those
at
ultrasound-assisted
enzyme
(LSP-UAE).
polysaccharide
increased
with
increase
concentration.
anti-hydroxyl
radical
anti-lipid
peroxidation
abilities
more
excellent,
LSP-HW
slightly
better
than
LSP-UAE
terms
activity,
but
difference
not
significant.
In
solubility;
without
deproteinization
best,
followed
LSP-UAE,
worst
after
deproteinization.
higher
glycoprotein
content,
solubility
its
polysaccharide.
Compared
existing
methods,
this
experiment
greatly
improved
rate
further
enriched
polysaccharides.
Ultrasonics Sonochemistry,
Journal Year:
2024,
Volume and Issue:
104, P. 106815 - 106815
Published: Feb. 19, 2024
Abelmoschus
manihot
(L)
is
a
traditional
chinese
herb
and
the
present
study
focused
on
its
comprehensive
development
utilization.
Enzyme-assisted
ultrasonic
extraction
(EUAE)
was
investigated
for
qualitative
quantitative
analysis
of
flavonoids
from
using
combination
ultra-performance
liquid
chromatography-photodiode
array
(UPLC-PDA),
polysaccharides
extracted
residues
compared
with
directly
raw
materials.
The
optimal
yield
3.46±0.012
%
(w/w)
obtained
when
weight
ratio
cellulase
to
pectinase
1:1,
enzyme
concentration
3
%,
pH
6.0,
solvent
mixture
70
ethanol
(v/v)
0.1
mol/L
NaH2PO4
buffer
solution,
power
500
W,
time
40
min,
temperature
50
°C.
individual
concentrations
interested
(rutin,
neochlorogenic
acid,
nochlorogenic
lsoquercitrin,
quercitrin,
gossypin,
quercetin)
were
effectively
increased
EUAE,
(UE)
method.
Polysaccharides
each
residue,
respectively,
in
residue
EUAE
higher
than
that
UE,
closed
direct
above
results
shown
experimental
process
had
potential
be
environmentall,
friendly,
straightforward
efficient.
Foods,
Journal Year:
2024,
Volume and Issue:
13(6), P. 891 - 891
Published: March 15, 2024
polysaccharides
present
several
physiological
activities
including
antiviral,
antitumor
and
anti-plasmodial
effects.
However,
current
processing
usually
results
in
low
yields
high
prices,
thus
lacking
commercialization
potential.
The
aim
of
this
study
was
to
develop
an
efficient
method
for
the
extraction
Food Chemistry X,
Journal Year:
2025,
Volume and Issue:
26, P. 102265 - 102265
Published: Feb. 1, 2025
This
study
employed
a
sophisticated
approach
consisting
of
ultrasound-assisted
enzyme
treatment
to
extract
polysaccharides
from
sea
buckthorn
(SBP).
The
SBP
extraction
parameters
were
optimized,
the
following
optimal
identified:
solid-liquid
ratio
1:32
g/mL,
ultrasound
duration
26
min,
temperature
52
°C,
and
composite
concentration
6000
U/100
mL,
maximum
yield
was
24.07
±
0.15
%.
separation
purification
resulted
in
isolation
three
fractions
(SBPR-1,
SBPR-2,
SBPR-3).
composition
structural
characteristics
SBPRs
identified.
Furthermore,
exhibited
characteristic
absorption
peaks
polysaccharides.
Notably,
surface
microstructures
showed
significant
variations.
Moreover,
all
demonstrated
commendable
thermal
stability
vitro
antioxidant
activity.
serves
as
reference
for
development
application
natural
antioxidants
provides
theoretical
foundation
environmentally
friendly
effective
SBP.
Ultrasonics Sonochemistry,
Journal Year:
2023,
Volume and Issue:
98, P. 106520 - 106520
Published: July 8, 2023
The
crude
Solanum
tuberdsm
polysaccharides
(STP)
were
extracted
with
hot
water.
In
the
process
of
extraction,
proteins,
pigments,
small
molecules
and
salts
in
mixture
removed
by
Sevage
reagent,
diatomite
distilled
water
dialysis,
respectively.
addition,
conditions
protein
removal
response
surface
methodology
(RSM)
optimized,
optimum
method
established
as
follows:
ultrasound
power
350
W,
time
20
min,
deproteinization
twice,
volume
ratio
polysaccharide
solution
to
reagent
1:1
(mL/mL).
Under
these
conditions,
rate
was
93.14%.
Ultrasonics Sonochemistry,
Journal Year:
2023,
Volume and Issue:
100, P. 106626 - 106626
Published: Sept. 30, 2023
The
purpose
of
this
work
was
to
ameliorate
the
yield
polysaccharides
from
Kangxian
flowers
(PKFs)
using
ultrasonic-assisted
extraction
(UAE)
and
explore
structural
features
cosmetic
potential
PKFs
obtained
under
optimized
UAE.
According
response
surface
methodology,
optimal
UAE
for
were
liquid-to-solid
ratio
59:
1
mL/g,
ultrasonic
power
404
W,
time
48
min,
temperature
66℃,
which
reached
26.8
±
1.76
%,
2.6-folds
higher
than
hot-water
extraction.
By
comparing
microstructures,
it
can
be
seen
that
ultrasonication
exerted
great
damage
on
promote
outflow
PKFs.
Various
analyses
revealed
extracted
with
acidic
relatively
lower
molecular
weights
0.92
-
76.9
kDa,
negatively
charged
-16.3
mV,
arabinose
dominant
monosaccharide
followed
by
galactose.
These
conferred
pronounced
antioxidant,
moistureabsorptionandretentionproperties,
showing
application.
Separations,
Journal Year:
2023,
Volume and Issue:
10(12), P. 598 - 598
Published: Dec. 9, 2023
There
are
many
types
of
natural
plants
in
nature
that
contain
a
variety
effective
and
complex
chemical
components.
These
constituents
can
be
categorized
as
organic
acids,
volatile
oils,
coumarins,
steroids,
glycosides,
alkaloids,
carbohydrates,
phytochromes,
etc.,
all
which
play
important
roles
the
fields
pharmaceuticals,
food,
nutraceuticals,
cosmetics.
The
study
extraction
composition
analysis
products
is
for
discovery
these
active
ingredients
their
precursors.
Therefore,
aim
this
article
to
review
status
research
on
extraction,
separation
purification,
structural
identification
products,
provide
reference
products.
