Identification of an arabinogalactan with special structure from Moringa Oleifera leaf and exploration of its immunomodulatory activity
International Journal of Biological Macromolecules,
Год журнала:
2024,
Номер
279, С. 134616 - 134616
Опубликована: Авг. 8, 2024
Язык: Английский
Structural Characterization of Foxtail Millet (Setaria italica) Polysaccharides and Evaluation of Its Antioxidant and Immunostimulatory Activities
Antioxidants,
Год журнала:
2025,
Номер
14(1), С. 113 - 113
Опубликована: Янв. 20, 2025
A
water-soluble
polysaccharide
from
foxtail
millet
(FM-D1)
was
isolated
and
purified
through
gradient
ethanol
precipitation
column
chromatography.
Size-Exclusion
Chromatography–Multi-Angle
Light
Scattering–Refractive
Index
(SEC-MALLS-RI)
high-performance
anion-exchange
chromatography
(HPAEC)
analyses
revealed
that
FM-D1
constitutes
a
highly
neutral
exclusively
composed
of
glucose
as
the
sugar
unit,
with
molecular
weight
14.823
kDa.
The
structural
characterization
results
obtained
gas
chromatography–mass
spectrometer
(GC–MS)
nuclear
magnetic
resonance
spectroscopy
(NMR)
spectra
suggest
primarily
consists
main
chain
linked
by
→4)-α-D-Glcp-(1→
minor
quantities
→4,6)-α-D-Glcp-(1→
to
form
chain,
branching
mainly
α-D-Glcp-(1→
attached
O-6
position
residues.
Based
on
these
findings,
antioxidant
immunomodulatory
activities
were
evaluated
in
vitro.
indicated
exhibited
moderate
2,
2-diphenyl-1-picrylhydrazyl
(DPPH)
2,2′-Azinobis-(3-ethylbenzthiazoline-6-sulphonate)
(ABTS)
radical
scavenging
capacity
total
(TAOC).
Furthermore,
stimulated
macrophage
proliferation
inhibited
production
nitric
oxide
(NO)
inflammatory
factors
(TNF-α,
IL-1β,
IL-6)
lipopolysaccharide
(LPS)-stimulated
RAW
246.7
cells.
Overall,
findings
this
study
holds
promise
potential
agent
immunologic
substance
functional
foods.
Язык: Английский
Structural determination, immunomodulatory activity, and antitumor activity of a low-molecular-weight polysaccharide extracted from Lepista sordida
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
307, С. 141973 - 141973
Опубликована: Март 11, 2025
Язык: Английский
Dictyophora-based evaporator developed by sericin bidirectional crosslinking for photocatalytic degradation and efficient solar desalination in harsh environments
Desalination,
Год журнала:
2025,
Номер
unknown, С. 118849 - 118849
Опубликована: Апрель 1, 2025
Язык: Английский
Effects of ultrasonic enhancement on physicochemical properties, structural, antioxidant activity and potential antidiabetic effect of asparagus juice
Tianyu Kong,
Fatao He,
En Shi
и другие.
LWT,
Год журнала:
2025,
Номер
unknown, С. 117767 - 117767
Опубликована: Апрель 1, 2025
Язык: Английский
Non-starch polysaccharides from nutmeg: Preparation process and bioactivity
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
310, С. 143341 - 143341
Опубликована: Апрель 18, 2025
Язык: Английский
Effect of hot-air drying processing on the volatile organic compounds and maillard precursors of Dictyophora Rubrovalvata based on GC-IMS, HPLC and LC-MS
Food Chemistry,
Год журнала:
2024,
Номер
463, С. 141074 - 141074
Опубликована: Авг. 31, 2024
Язык: Английский
Isolation, structural characterization, and hypoglycemic activity of polysaccharides from the stems of Panax ginseng C. A. Meyer
Frontiers in Sustainable Food Systems,
Год журнала:
2024,
Номер
8
Опубликована: Ноя. 1, 2024
The
purpose
of
this
study
was
to
obtain
polysaccharides
from
Panax
ginseng
C.
A.
Meyer
stems
(PGSPs),
agro-byproducts
with
development
potential,
and
fully
explore
the
potential
value
in
P.
stems.
Two
novel
firstly
(PGSP-1
PGSP-2)
were
obtained
by
water
extraction
alcohol
precipitation
method
column
chromatography,
then
characterized
FT-IR,
HPGPC,
HPLC,
SEM,
TGA,
GC–MS
NMR.
results
demonstrated
that
PGSP-1
(Mw
=
723.83
kDa)
PGSP-2
620.48
→4)-
β
-D-Gal
p
-(1→,
→6)-
α
-D-Glc
-(1
→
→2)-
-L-Rha
as
skeleton,
→4,6)-
→2,6)-
-D-Man
cross
junction,
-L-Araf-(1
terminal
unit,
still
contained
,
while
-D-Xyl
→3)-
A-(1→,
A-(1
→)
different
microstructures
thermal
stability.
And
hypoglycemic
activity
revealed
both
showed
excellent
inhibitory
against
-glucosidase
-amylase,
which
had
better
performance.
inhibition
kinetics
result
PGSPs
on
-amylase
non-competitive
type
mixed
inhibition.
This
provided
a
theoretical
basis
for
making
full
use
exploiting
economic
such
offered
reference
effective
utilization
PGSP
functional
component
prevent
reduce
T2DM.
Язык: Английский
Optimizing Ge Enrichment in Lyophyllum decastes Fermentation for Enhanced Biological Activity
Fermentation,
Год журнала:
2024,
Номер
10(12), С. 641 - 641
Опубликована: Дек. 14, 2024
This
study
enhanced
germanium
(Ge)
enrichment
in
the
liquid
fermentation
of
edible
fungus
Lyophyllum
decastes
order
to
boost
its
biological
activity,
particularly
antioxidant
and
immunomodulatory
properties.
Through
use
single-factor
Plackett–Burman
designs,
experiments
revealed
critical
parameters
affecting
Ge
enrichment,
including
oxide
concentration,
potato
powder
peptone
levels.
The
optimization
Box–Behnken
response
surface
methodology
resulted
a
concentration
3.61
mg/L,
significantly
enhancing
biomass,
protein,
polysaccharide,
flavonoid
content
mycelium.
In
contrast
traditional
fermentation,
Ge-rich
mycelial
biomass
by
30.97%
elevated
organic
50.19-fold.
An
analysis
antioxidants
that
Ge-enriched
water
extract
exhibited
heightened
augmenting
TNF-α
production
RAW264.7
cells
73.29%
at
200
μg/g.
These
findings
indicate
L.
holds
promise
for
functional
applications
health-supportive
products
due
robust
immune-enhancing
capabilities.
Язык: Английский