Bifunctional cobalt ferrite/reduced graphene oxide heterojunction enhances the antibacterial and osteogenic activities of scaffold
Applied Surface Science,
Journal Year:
2025,
Volume and Issue:
unknown, P. 162942 - 162942
Published: March 1, 2025
Language: Английский
Piezoelectric Biomaterials for Use in Bone Tissue Engineering—A Narrative Review
Journal of Biomedical Materials Research Part B Applied Biomaterials,
Journal Year:
2025,
Volume and Issue:
113(4)
Published: March 17, 2025
ABSTRACT
To
examine
natural
bone's
bioelectrical
traits,
notably
its
piezoelectricity,
and
to
look
into
how
these
characteristics
influence
bone
growth
repair.
In
the
context
of
exploring
potential
piezoelectric
biomaterials,
such
as
biopolymers
bio‐ceramics,
towards
orthopedic
regeneration
applications,
research
seeks
evaluate
significance
piezoelectricity‐driven
osteogenesis.
The
paper
reviews
recent
on
electrical
dielectric
properties,
surface
polarization/electrical
stimulation
effects
interacting
with
cell
activity
effectiveness
biomaterials
support
tissues'
regenerative
process.
study
includes
a
number
materials,
collagen,
polyvinylidene
fluoride
(PVDF)
barium
titanate.
applications
organic
polymers,
polymers
are
particularly
highlighted.
Piezoelectric
being
shown
in
studies
enhance
cellular
metabolism
vitro
well
promote
tissues
vivo,
especially
when
paired
electric
field
or
interface
polarization.
bio‐ceramics
like
magnesium
silicate
titanate,
collagen
PVDF,
have
possibilities
for
applications.
However,
there
several
challenges
regarding
manufacturing
specific
compositions
having
desired
properties.
This
review
highlighted
special
emphasis
bioceramics.
Therefore,
types
materials
huge
because
they
can
mimic
properties
allow
better
advances
tissue
engineering
medicine.
date,
little
is
known
about
their
mechanism
action,
modifications
needed
improve
efficacy
clinical
uptake.
Language: Английский
Low Loading of Collagen in Electrospun Polyester Nerve Conduits for Repairing Segmental Nerve Defect: An Experimental Study Using the Tibial Nerve in Rats with Multiple Measurements
ACS Omega,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 28, 2025
The
present
study
provides
in
vivo
trials
of
electrospun
poly(l-lactide-co-ε-caprolactone),
PLCL,
copolymer
67:33
mol
%,
and
PLCL
blend
with
a
low
loading
collagen
(0.5%
w/v),
PLCL-Col,
as
connecting
porous
biodegradable
nerve
conduit
to
repair
7
mm
long
segmentary
tibial
lesions
rats
compared
the
standard
autograft
technique.
scaffolds
reveal
matrix
fibers
mean
diameter
476
±
60
nm
an
average
pore
size
253
5
nm.
Blending
results
comparatively
denser
417
42
244
3
For
testing,
total
30
male
Wistar
were
divided
into
groups
10
each
group
was
subjected
different
procedure
for
evaluation
regeneration
after
reconstruction.
Evaluation
terms
functional
index
(TFI),
conduction
velocity
(NCV),
gastrocnemius
muscle
weight
(%GMW),
histomorphometric
study.
After
12
weeks
implantation,
there
evidence
across
gap
from
histomorphologic
All
parameters
observed
every
animal
groups.
Our
clearly
showed
that
are
reinnervation
return
function
all
groups,
similarly
group.
PLCL-Col
better
than
autograft,
which
suggested
conduits
may
serve
scaffold
peripheral
regeneration.
Language: Английский