Polymers,
Journal Year:
2024,
Volume and Issue:
16(14), P. 1984 - 1984
Published: July 11, 2024
Wound
dressings
play
a
crucial
role
in
promoting
wound
healing
by
providing
protective
barrier
against
infections
and
facilitating
tissue
regeneration.
Electrospun
nanofibers
have
emerged
as
promising
materials
for
dressing
applications
due
to
their
high
surface
area,
porosity,
resemblance
the
extracellular
matrix.
In
this
study,
chitosan,
biocompatible
biodegradable
polymer,
was
electrospun
into
potential
use
dressing.
The
chitosan
were
characterized
using
various
analytical
techniques
assess
morphology
biocompatibility.
Scanning
electron
microscopy
(SEM)
revealed
formation
of
uniform
bead-free
with
diameters
ranging
from
tens
hundreds
nanometers.
Structural
analysis,
including
Fourier
transform
infrared
(FTIR)
spectroscopy
X-ray
diffraction
(XRD),
elucidated
chemical
composition
crystalline
structure
nanofibers.
Furthermore,
vitro
studies
evaluated
cytocompatibility
human
dermal
fibroblasts,
demonstrating
cell
viability
proliferation
on
Additionally,
antibacterial
properties
assessed
evaluate
preventing
infections.
Overall,
characterization
results
highlight
attributes
dressings,
paving
way
further
investigation
development
field
advanced
care.
This
study
has
been
carried
out
first
time
our
region
nanofiber
material.
created
mat
shown
efficaciousness
bacteria
that
are
both
gram-positive
gram-negative.
Journal of Applied Polymer Science,
Journal Year:
2023,
Volume and Issue:
141(1)
Published: Oct. 3, 2023
Abstract
In
recent
years,
there
has
been
a
significant
focus
on
bioactive
dressings
suitable
for
treating
chronic
and
acute
wounds.
Electrospinning
nanofibers
are
considered
advanced
dressing
options
due
to
their
high
porosity
permeability
air
water,
effective
barrier
properties
against
external
pathogens,
excellent
resemblance
the
extracellular
matrix
wound
healing
skin
regeneration.
This
article
reviews
advancements
in
application
of
electrospinning
healing.
The
review
begins
with
an
overview
process
methods.
It
then
explores
advantages
disadvantages
different
synthetic
natural
polymers
used
preparation
dressings.
discussed
this
include
collagen,
gelatin,
silk
fibroin,
chitosan,
hyaluronic
acid,
sodium
alginate.
Additionally,
delves
into
commonly
like
polyvinyl
alcohol,
chloride,
polyethylene
lactone,
polylactide,
polyurethane
applications.
Furthermore,
examines
blending
create
high‐performance
also
incorporation
functional
additives,
such
as
antimicrobial
agents,
growth
factors,
extracts,
expedite
tissue
repair.
conclusion,
is
emerging
technology
that
provides
unique
opportunities
designing
more
care
products.
Materials & Design,
Journal Year:
2024,
Volume and Issue:
240, P. 112853 - 112853
Published: March 19, 2024
3D
bioprinting
techniques
have
emerged
as
a
flexible
tool
in
tissue
engineering
and
regenerative
medicine
to
fabricate
or
pattern
functional
bio-structures
with
precise
geometric
designs,
bridging
the
divergence
between
engineered
natural
constructs.
A
significantly
increasing
development
has
been
achieved
understanding
relationship
3D-printing
process
structures,
properties,
applications
of
objects
created.
The
ongoing
advancement
novel
biomaterial
inks
enabled
manufacturing
models
vitro
implants
capable
achieving
some
level
success
preclinical
trials.
Remarkable
progress
cell
biology
biology-inspired
computational
design
assisted
latest
milestone
planned
tissue-
organ-like
constructs
having
specific
levels
functionality.
However,
biofabricated
still
long
way
go
before
reaching
clinics.
This
review
presents
picture
context
medicine,
focus
on
biomaterials-related
design-centred
aspects.
Biomedical
are
described
detail
relation
major
tissues
organs
considered
human
body.
Current
technical
limitations,
challenges,
future
prospects
improvements
critically
outlined
discussed.
Journal of Colloid and Interface Science,
Journal Year:
2023,
Volume and Issue:
650, P. 1371 - 1381
Published: July 12, 2023
Current
design
strategies
for
biomedical
tissue
scaffolds
are
focused
on
multifunctionality
to
provide
beneficial
microenvironments
support
growth.
We
have
developed
a
simple
yet
effective
approach
create
core-shell
fibers
of
poly(3-hydroxybuty-rate-co-3-hydroxyvalerate)
(PHBV),
which
homogenously
covered
with
titanium
dioxide
(TiO2)
nanoparticles.
Unlike
the
blend
process,
co-axial
electrospinning
enabled
uniform
distribution
nanoparticles
without
formation
large
aggregates.
observed
5
orders
magnitude
reduction
in
Escherichia
coli
survival
after
contact
electrospun
compared
non-material
control.
In
addition,
our
hybrid
cores-shell
structure
supported
significantly
higher
osteoblast
proliferation
7
days
cell
culture
and
profound
generation
3D
networked
collagen
14
days.
The
organic-inorganic
composite
scaffold
produced
this
study
demonstrates
unique
combination
antibacterial
properties
increased
bone
regeneration
properties.
summary,
presented
cPHBV+sTiO2
shows
great
promise
applications.
Polymers,
Journal Year:
2024,
Volume and Issue:
16(3), P. 409 - 409
Published: Feb. 1, 2024
Nanofibers
are
some
of
the
most
attractive
materials
that
can
modify
functionalities
for
developing
new
kinds
specific
applications
and
mainly
used
as
a
biomedical
material.
Herein,
we
designed
prepared
antibacterial
nonwoven
fiber
mats
PLA
composited
with
Ag
nanoparticles
by
electrospinning.
The
effects
varying
filler
contents
on
their
chemical,
surface
morphology,
thermal,
water
absorbency,
properties
were
investigated
using
FTIR,
SEM/EDS,
DSC,
swelling
ratio,
qualitative
quantitative
tests.
FTIR
EDS
spectra
indicated
incorporated
in
without
chemical
bonding.
SEM
revealed
average
diameter
nanofibers
containing
was
more
significant
than
those
particles.
In
addition,
diameters
proportional
to
amount
nanoparticle
contents.
DSC
be
within
matrix
strongly
affecting
thermal
properties.
Moreover,
crystallinity
composite
higher
neat
PLA.
However,
TGA
loaded
improve
stability
electrospun
mats.
Accordingly,
activities
all
nanofiber
exhibited
excellent
resistance
against
S.
aureus
E.
coli
bacterial
strains.
cell
toxicity
study,
produced
hybrids
induced
reduction
viability
L929
fibroblast
cells.
Our
results
suggest
may
have
good
potential
use
field,
particularly
wound
dressing
applications.
Sensors,
Journal Year:
2024,
Volume and Issue:
24(10), P. 2962 - 2962
Published: May 7, 2024
Electrospinning
has
revolutionized
the
field
of
semiconductor
metal
oxide
(SMO)
gas
sensors,
which
are
pivotal
for
detection.
SMOs
known
their
high
sensitivity,
rapid
responsiveness,
and
exceptional
selectivity
towards
various
types
gases.
When
synthesized
via
electrospinning,
they
gain
unmatched
advantages.
These
include
porosity,
large
specific
surface
areas,
adjustable
morphologies
compositions,
diverse
structural
designs,
improving
gas-sensing
performance.
This
review
explores
application
variously
structured
composed
prepared
by
electrospinning
in
sensors.
It
highlights
strategies
to
augment
performance,
such
as
noble
modification
doping
with
transition
metals,
rare
earth
elements,
cations,
all
contributing
heightened
sensitivity
selectivity.
We
also
look
at
fabrication
composite
polymers
or
carbon
nanofibers,
addresses
challenge
operating
temperatures.
Furthermore,
this
discusses
advantages
hierarchical
core-shell
structures.
The
use
spinel
perovskite
structures
is
explored
unique
chemical
compositions
crystal
structure.
useful
methodologies
emphasize
critical
role
innovative
material
integration
design
achieving
high-performance
pointing
toward
future
research
directions
rapidly
evolving
field.
