Dodecyl glycoside intercalated organo-montmorillonite promoted biomimetic alginate/microcrystalline cellulose/nano-hydroxyapatite composite hydrogels for bone tissue engineering
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 143304 - 143304
Опубликована: Апрель 1, 2025
Язык: Английский
Biomedical Potential of Cellulose: Current Trends and Future Directions
Polymers for Advanced Technologies,
Год журнала:
2024,
Номер
35(12)
Опубликована: Ноя. 25, 2024
ABSTRACT
The
exploration
of
cellulose,
a
natural
polysaccharide
derived
from
renewable
biomass,
has
seen
significant
advancements
in
recent
years
due
to
its
biocompatibility,
biodegradability,
and
versatility.
This
review
paper
comprehensively
covers
the
latest
developments
cellulose
derivatives
as
functional
biomaterials
for
various
biomedical
applications.
Emphasis
is
placed
on
intrinsic
properties
such
mechanical
strength,
thermal
stability,
chemical
modifiability,
which
enable
wide‐ranging
use
drug
delivery
systems,
wound
dressings,
tissue
engineering,
biosensors.
article
further
delves
into
modification
techniques—such
oxidation,
esterification,
etherification—that
enhance
cellulose's
performance,
allowing
it
be
fine‐tuned
specialized
medical
applications,
including
creation
scaffolds
regeneration
smart
materials
responsive
release.
Additionally,
hybridization
with
inorganic
offers
potential
developing
superior
antimicrobial
improved
characteristics.
also
addresses
challenges
processing,
particularly
concerning
optimizing
structure
specific
while
highlighting
future
opportunities
field
personalized
medicine
intelligent
healthcare
devices.
By
examining
both
current
innovations
trends,
this
highlights
growing
importance
sustainable
versatile
resource
industry.
Язык: Английский
In situ shaping of intricated 3D bacterial cellulose constructs using sacrificial agarose and diverted oxygen inflow
Carbohydrate Polymers,
Год журнала:
2024,
Номер
343, С. 122495 - 122495
Опубликована: Июль 15, 2024
Bacterial
cellulose
(BC)
is
gathering
increased
attention
due
to
its
remarkable
physico-chemical
features.
The
high
biocompatibility,
hydrophilicity,
and
mechanical
thermal
stability
endorse
BC
as
a
suitable
candidate
for
biomedical
applications.
Nonetheless,
exploiting
tissue
regeneration
demands
three-dimensional,
intricately
shaped
implants,
highly
ambitious
endeavor.
This
challenge
addressed
here
by
growing
within
sacrificial
viscoelastic
medium
consisting
of
an
agarose
gel
cast
inside
polydimethylsiloxane
(PDMS)
molds
imprinted
with
the
features
desired
implant.
produced
without
has
been
compared
through
SEM,
TGA,
FTIR,
XRD,
probing
mild
impact
on
properties.
As
first
proof
concept,
PDMS
mold
doll's
ear
was
used
produce
perfect
replica,
even
smallest
second
trial
comprised
doll
face
mold.
In
that
case,
production
included
consecutive
deactivation
activation
aerial
oxygen
stream.
resulting
clone
fitted
perfectly
conformally
template
face,
while
rheological
properties
were
comparable
those
collagen.
streamlining
concept
conveys
biosynthesized
nanocelluloses
broader
opportunities
more
advanced
prosthetics
soft
engineering
uses.
Язык: Английский
Morphology and Deviation Dimension of Hydroxyapatite/Collagen Composite after Printing with Three-Dimensional Bioprinting
Key engineering materials,
Год журнала:
2024,
Номер
1006, С. 9 - 14
Опубликована: Дек. 26, 2024
Nowadays,
the
requirements
of
scaffolds
and
bone
grafts
are
increasing
along
with
large
defects
every
year.
Furthermore,
that
occur
in
human
bones
customary.
However,
this
obstacle
can
be
overcome
by
using
3D
printing.
This
study
aims
to
investigate
morphology,
deviation
dimension,
shrinkage
hardness
hydroxyapatite
(HA)/collagen
composite,
which
these
materials
mimic
bone.
HA/collagen
composite
was
printed
three-dimensional
bioprinting
based
on
extrusion
a
print
speed
10
mm/min
layer
height
0.5
mm.
The
composition
HA
collagen
material
is
70%
30%,
respectively,
where
mimics
natural
Morphology
dimension
were
obtained
transmission
electron
microscope.
Moreover,
measured
Miviewcap
optical
microscope
software
Image
J.
resulting
clearly
showed
form
fibers
while
an
irregular
shape.
average
width
length
5.98
+
0.20
nm
82.48
6.23
nm,
respectively.
Average
21.85
0.53
23.30
1.33
nm.
X,
Y,
Z
axes
2.69%,
1.40%,
24.12%.
12.27%,
10.18%,
19.06%
axes.
specimen
1
2
0.0021594
HV.
Язык: Английский