Foods,
Journal Year:
2024,
Volume and Issue:
13(9), P. 1349 - 1349
Published: April 27, 2024
Pigments
within
polysaccharides
pose
significant
challenges
when
analyzing
their
structural
characteristics
and
evaluating
biological
activities,
making
decolorization
a
crucial
step
in
purifying
these
biomolecules.
In
this
research,
novel
approach
using
ultrasound-assisted
static
adsorption
with
macroporous
resins
was
employed
to
decolorize
extracted
from
seedless
chestnut
rose
(Rosa
sterilis
S.
D.
Shi)
fruit
(RSP).
Among
the
fourteen
tested
resins,
AB-8,
D101,
D4020,
HPD100,
S8
were
identified
as
most
effective,
demonstrating
superior
decoloration
efficiency
polysaccharide
recovery.
Further
examinations
of
RSPs
treated
five
revealed
distinct
effects
on
uronic
acid
levels,
monosaccharide
makeup,
molecular
weight,
surface
structure,
hypoglycemic
properties.
The
RSP
HPD100
resin
stood
out
for
having
highest
content,
smallest
particle
size,
lowest
leading
notable
inhibition
α-glucosidase
activity
through
mixed
model.
application
process
not
only
potentially
preserved
macromolecular
structure
but
also
enhanced
its
efficacy.
These
findings
provide
solid
theoretical
basis
further
exploring
component
functional
foods,
underscoring
effectiveness
method
purification.
Chemical Science,
Journal Year:
2024,
Volume and Issue:
15(17), P. 6229 - 6243
Published: Jan. 1, 2024
This
perspective
outlines
three
potential
routes
for
nanopore-based
glycan
sequencing,
highlighting
their
applications
and
offering
insights
to
meet
associated
challenges.
It
also
introduces
the
concept
of
sequencer.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: Jan. 28, 2025
Polysaccharides
are
recognized
for
their
extensive
biological
functions,
holding
significant
promise
applications
in
both
medicine
and
food
industries.
However,
utilization
is
frequently
constrained
by
challenges
such
as
high
molecular
weights
indistinct
sugar
chain
structures.
Recently,
two
novel
bacterial
strains,
N6T
J3T,
were
isolated
from
the
Nakdong
River
Korea.
These
which
belong
to
phylum
Bacteroidota,
Gram-stain-negative,
non-motile,
aerobic,
rod-shaped
bacteria
have
shown
polysaccharide-degrading
capabilities.
Through
comprehensive
analyses,
including
16S
rRNA
gene
sequencing,
whole-genome
detailed
morphological,
physiological,
chemotaxonomic
characterizations,
these
strains
been
identified
new
species
within
genus
Flavobacterium.
KEGG
pathway
analysis
further
confirmed
robust
capabilities
carbohydrate
utilization.
Additional
investigations
using
dbCAN
dbCAN-PUL
databases
presence
of
carbohydrate-hydrolyzing
enzymes
(CAZymes)
polysaccharide
loci
(PULs)
suggesting
potential
degrade
various
polysaccharides.
Subsequent
vitro
growth
experiments
demonstrated
that
J3T
can
chitin,
β-glucan,
κ-carrageenan,
cellulose.
Given
diverse
degradation
abilities,
formally
proposed
be
named
Flavobacterium
polysaccharolyticum
sp.
nov.
aureirubrum
The
type
designated
(=
KCTC
102173T
=
GDMCC
1.4609T)
102172T
1.4608T),
respectively.
Polymers,
Journal Year:
2025,
Volume and Issue:
17(3), P. 425 - 425
Published: Feb. 6, 2025
Silk
fibroin
(SF)-based
hydrogels
were
prepared
by
the
simple
evaporation
method.
The
outcomes
of
SF-based
assessed
for
consideration
in
terms
practical
and
convenient
use.
Guar
gum
(GG)
sodium
benzoate
(SB)
are
blending
reagents
to
SF
solution
poured
into
petri
dish
make
hydrogels.
After
leaving
mixture
three
days
solidify,
all
peeled
off
characterized.
SF-blend
guar
(SF-GG)
SF-GG-blend
(SF-GG-SB)
could
be
constructed,
but
different
textures
levels
transparency.
SB
affected
solid
texture
resulted
a
higher
water
contact
angle
(WCA)
value
hydrogel
than
SF-GG.
results
from
Fourier
transform
infrared
spectroscopy
(FTIR)
indicated
main
functional
groups
substances
that
contained
Moreover,
some
interactions
between
also
detected.
A
thermogravimetric
analyzer
(TGA)
was
used
determine
decomposition
as
function
temperature.
DTG
thermograms,
which
exhibit
maximum
temperature,
revealed
interaction
forces
SF,
well
their
structure,
reason
thermal
stability
SF-GG-SB
have
tensile
strength
SF-GG
In
conclusion,
appearance,
texture,
hydrophilicity,
stability,
types
concentrations
substances.
This
suggests
properties
designed
adjusted
attain
desirable
fitting
target
applications.
