Biocomposite Polyvinyl Alcohol/Ferritin Hydrogels with Enhanced Stretchability and Conductivity for Flexible Strain Sensors
Gels,
Год журнала:
2025,
Номер
11(1), С. 59 - 59
Опубликована: Янв. 11, 2025
Protein-based
hydrogels
with
stretchability
and
conductivity
have
potential
applications
in
wearable
electronic
devices.
However,
the
development
of
protein-based
biocomposite
is
still
limited.
In
this
work,
we
used
natural
ferritin
to
develop
a
PVA/ferritin
hydrogel
by
repetitive
freeze–thaw
method.
hydrogel,
ferritin,
as
nano
spring,
forms
hydrogen
bond
PVA
networks,
which
reduces
crystallinity
significantly
improves
hydrogel.
The
fracture
strain
203%,
stress
112.2
kPa.
toughness
enhanced
147.03
kJ/m3,
more
than
3
times
that
(39.17
kJ/m3).
addition,
free
residues
iron
ions
endow
ionic
(0.15
S/m).
sensor
constructed
from
shows
good
sensitivity
(gauge
factor
=
1.7
at
150%
strain),
accurate
real-time
resistance
response,
long
cyclic
working
stability
when
for
joint
motion
monitoring.
results
indicate
prepared
facile
method
has
flexible
sensors.
This
work
develops
new
preparation
Язык: Английский
Preparation, characterization, multidimensional applications and prospects of protein bio-based hydrogels: A review
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 144199 - 144199
Опубликована: Май 1, 2025
Язык: Английский
Hydrogels for Translucent Wearable Electronics: Innovations in Materials, Integration, and Applications
Gels,
Год журнала:
2025,
Номер
11(5), С. 372 - 372
Опубликована: Май 20, 2025
Recent
advancements
in
wearable
electronics
have
significantly
enhanced
human–device
interaction,
enabling
applications
such
as
continuous
health
monitoring,
advanced
diagnostics,
and
augmented
reality.
While
progress
material
science
has
improved
the
flexibility,
softness,
elasticity
of
these
devices
for
better
skin
conformity,
their
optical
properties,
particularly
transparency,
remain
relatively
unexplored.
Transparent
offer
distinct
advantages:
they
allow
non-invasive
monitoring
by
a
clear
view
biological
systems
improve
aesthetics
minimizing
visual
presence
on
skin,
thereby
increasing
user
acceptance.
Hydrogels
emerged
key
transparent
due
to
high
water
content,
excellent
biocompatibility,
tunable
mechanical
properties.
Their
inherent
softness
stretchability
intimate,
stable
contact
with
dynamic
surfaces.
Furthermore,
ability
support
ion-based
conductivity
is
advantageous
bioelectronic
interfaces
physiological
sensors.
Current
research
focused
advancing
hydrogel
design
resilience,
conductivity,
adhesion.
The
core
components
include
sensors,
energy
storage
devices,
actuators,
real-time
displays.
These
must
collectively
balance
efficiency,
functionality,
long-term
durability.
Practical
span
tracking
medical
imaging
next-generation
interactive
Despite
progress,
challenges
durability,
scalable
manufacturing,
prolonged
usability
remain.
Addressing
limitations
will
be
crucial
future
development
transparent,
functional,
user-friendly
electronics.
Язык: Английский
Protein‐Based Multifunctional Hydrogel Adhesive for Wound Healing
Macromolecular Bioscience,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 20, 2025
Abstract
Wound
healing
is
a
complex
and
highly
orchestrated
biological
process
that
encompasses
four
distinct
stages
including:
hemostasis,
inflammation,
proliferation,
remodeling.
Each
stage
characterized
by
specific
physiological
responses
tissue
repair
mechanisms
collectively
facilitate
the
restoration
of
integrity.
To
achieve
comprehensive
wound
management,
development
targeted
hydrogel
bioadhesives
paramount
importance.
Hydrogel‐based
bioadhesives,
their
excellent
physical
properties
biocompatibility,
have
demonstrated
significant
potential
in
field
treatment.
However,
current
research
on
protein‐based
for
remains
limited.
This
review
systematically
examines
design
principles
ideal
essential
functions
repair.
It
provides
an
overview
latest
advancements
multifunctional
derived
from
various
proteins,
including
collagen,
silk
fibroin
(SF),
sericin,
fibrin,
gelatin
(Gel),
keratin,
casein.
also
evaluates
performance
practical
applications.
Finally,
highlights
primary
challenges
facing
outlines
prospective
directions,
with
goal
advancing
clinical
application
these
technologies.
Язык: Английский