Ultrasonics Sonochemistry,
Год журнала:
2023,
Номер
98, С. 106507 - 106507
Опубликована: Июнь 28, 2023
In
this
study,
Shatian
pomelo
peel
was
used
as
the
raw
material
for
extracting
polysaccharides
using
hot
water
extraction
(HW)
and
ultrasonic-assisted
enzyme
(UVE)
methods,
respectively.
The
optimal
parameters
extractingShatian
(StPP)
ultrasound-assisted
enzymatic
method
were
determined
response
surface
methodology
(RSM).
conditions
of
StPP
follows:
ultrasound
power
350
W,
time
50
min,
digestion
compound
addition
1.5%,
temperature
55
°C.
yield
found
to
be
30.1310%
under
these
conditions.
Comparing
physicochemical
properties
antioxidant
activity
extracted
different
it
observed
that
resulted
in
higher
yield,
sugar
content
glucuronic
acid
compared
traditional
extraction.
Additionally,
by
showed
better
activity.
These
results
suggest
is
an
effective
enhance
natural
polysaccharides.
Ultrasonics Sonochemistry,
Год журнала:
2023,
Номер
95, С. 106416 - 106416
Опубликована: Апрель 20, 2023
Antitumor,
antioxidant,
hypoglycemic,
and
immunomodulatory
properties
are
all
exhibited
by
maize
polysaccharides.
With
the
increasing
sophistication
of
polysaccharide
extraction
methods,
enzymatic
method
is
no
longer
limited
to
a
single
enzyme
extract
polysaccharides,
more
often
used
in
combination
with
ultrasound
or
microwave,
different
enzymes.
Ultrasound
has
good
cell
wall-breaking
effect,
making
it
easier
dislodge
lignin
hemicellulose
from
cellulose
surface
husk.
The
"water
alcohol
precipitation"
simplest
but
most
resource-
time-consuming
process.
However,
"ultrasound-assisted
extraction"
"microwave-assisted
methods
not
only
compensate
for
shortcoming,
also
increase
rate.
Herein,
preparation,
structural
analysis,
activities
polysaccharides
were
analyzed
discussed.
Food & Function,
Год журнала:
2024,
Номер
15(8), С. 3939 - 3958
Опубликована: Янв. 1, 2024
Extraction,
purification,
structural
modification,
activities
and
application
of
polysaccharides
from
different
parts
mulberry
were
analyzed
discussed.
Ultrasonics Sonochemistry,
Год журнала:
2023,
Номер
98, С. 106520 - 106520
Опубликована: Июль 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%.
Chemistry & Biodiversity,
Год журнала:
2023,
Номер
20(5)
Опубликована: Апрель 18, 2023
The
natural
products
have
a
new
chemical
structure
and
biological
active
diversity,
so
they
are
favored
by
scientific
researchers.
Gout
is
high
incidence
high-risk
disease,
the
current
treatments
not
satisfactory.
Xanthine
oxidase
(XO)
key
enzyme
responsible
for
development
progression
of
various
metabolic
oxidative
stress-related
diseases.
Excessive
activity
XO
leads
to
elevated
serum
urate
levels,
which
in
turn
hyperuricemia.
This
review
mainly
introduces
recent
progress
research
on
anti-gout
that
could
provide
treatment
methods
gout
information
discovery
drugs.
Chemistry & Biodiversity,
Год журнала:
2023,
Номер
20(7)
Опубликована: Май 22, 2023
Grapefruit
peel
polysaccharide
has
antioxidant,
antitumor,
hypoglycemic
and
other
biological
activities,
chemical
modification
can
further
improve
the
properties
of
polysaccharide.
Acetylation
polysaccharides
advantages
simple
operation,
low
cost
little
pollution,
is
widely
used
at
present.
Different
degrees
acetylation
have
different
effects
on
polysaccharides,
so
it
necessary
to
optimize
preparation
technology
acetylated
grapefruit
polysaccharides.
In
this
article,
was
prepared
by
acetic
anhydride
method.
With
degree
acetyl
substitution
as
evaluation
index,
combined
with
analysis
sugar
content
protein
in
before
after
modification,
three
feeding
ratios
1:0.6,
1
:
1.2
1.8
(polysaccharide:
anhydride,
mass/volume)
were
explored
through
single
factor
experiments.
The
results
showed
that
optimum
ratio
material
liquid
for
1:0.6.
Under
these
conditions,
0.323,
59.50
%
1.038
%.
provide
some
reference
study
