Gels,
Год журнала:
2024,
Номер
10(7), С. 448 - 448
Опубликована: Июль 6, 2024
In
this
study,
an
innovative
conductive
hybrid
biomaterial
was
synthetized
using
collagen
(COL)
and
reduced
graphene
oxide
(rGO)
in
order
for
it
to
be
used
as
a
wound
dressing.
The
hydrogels
were
plasticized
with
glycerol
enzymatically
cross-linked
horseradish
peroxidase
(HRP).
A
successful
interaction
among
the
components
demonstrated
by
FTIR,
XRD,
XPS.
It
that
increasing
rGO
concentration
led
higher
conductivity
negative
charge
density
values.
Moreover,
also
improved
stability
of
hydrogels,
which
expressed
reduction
biodegradation
rate.
Furthermore,
hydrogel's
against
enzymatic
action
collagenase
type
I
strengthened
both
cross-linking
polymerization
dopamine.
However,
their
absorption
capacity,
reaching
values
215
g/g,
indicates
high
potential
absorb
fluids.
rise
these
properties
positively
influenced
closure
process,
achieving
84.5%
vitro
rate
after
48
h.
These
findings
clearly
demonstrate
original
composite
biomaterials
can
viable
choice
healing
purposes.
Biology,
Год журнала:
2022,
Номер
11(6), С. 905 - 905
Опубликована: Июнь 13, 2022
Collagen
is
the
most
abundant
structural
protein
in
animals.
It
major
component
of
skin.
finds
uses
cosmetics,
medicine,
yarn
production
and
packaging.
This
paper
reviews
extraction
collagen
from
hides
consumed
animals
for
meat
with
focus
on
literature
published
since
2000.
The
different
pretreatment
techniques
that
have
been
investigated
producing
animal
skins
are
reviewed.
Pretreatment
by
enzymatic,
acid
or
alkaline
methods
used.
Extraction
chemical
hydrolysis,
salt
solubilization,
enzymatic
ultrasound
assisted
other
described.
Post-extraction
purification
also
explained.
compilation
will
be
useful
anyone
wishing
to
use
as
a
resource
wanting
further
improve
methods.
Polymers,
Год журнала:
2023,
Номер
15(3), С. 544 - 544
Опубликована: Янв. 20, 2023
Fish
collagen
garnered
significant
academic
and
commercial
focus
in
the
last
decades
featuring
prospective
applications
a
variety
of
health-related
industries,
including
food,
medicine,
pharmaceutics,
cosmetics.
Due
to
its
distinct
advantages
over
mammalian-based
collagen,
reduced
zoonosis
transmission
risk,
absence
cultural-religious
limitations,
cost-effectiveness
manufacturing
process,
superior
bioavailability,
use
derived
from
fish
wastes
(i.e.,
skin,
scales)
quickly
expanded.
Moreover,
by-products
are
low
cost
need
minimize
industry
waste’s
environmental
impact
paved
way
for
discards
development
collagen-based
products
with
remarkable
added
value.
This
review
summarizes
recent
advances
valorization
extraction
used
several
applications.
Issues
related
processing
characterization
were
presented.
an
overview
most
relevant
food
industry,
nutraceutical,
cosmetics,
tissue
engineering,
packaging
three
years
was
introduced.
Lastly,
fish-collagen
market
open
technological
challenges
reliable
recovery
exploitation
this
biopolymer
discussed.
Nature,
Год журнала:
2024,
Номер
626(7999), С. 635 - 642
Опубликована: Янв. 31, 2024
Abstract
Type
2
diabetes
mellitus
is
a
major
risk
factor
for
hepatocellular
carcinoma
(HCC).
Changes
in
extracellular
matrix
(ECM)
mechanics
contribute
to
cancer
development
1,2
,
and
increased
stiffness
known
promote
HCC
progression
cirrhotic
conditions
3,4
.
characterized
by
an
accumulation
of
advanced
glycation
end-products
(AGEs)
the
ECM;
however,
how
this
affects
non-cirrhotic
unclear.
Here
we
find
that,
patients
animal
models,
AGEs
changes
collagen
architecture
enhance
ECM
viscoelasticity,
with
greater
viscous
dissipation
faster
stress
relaxation,
but
not
stiffness.
High
viscoelasticity
combined
oncogenic
β-catenin
signalling
induction,
whereas
inhibiting
AGE
production,
reconstituting
clearance
receptor
AGER1
or
breaking
AGE-mediated
cross-links
reduces
growth.
Matrix
analysis
computational
modelling
demonstrate
that
lower
interconnectivity
AGE-bundled
matrix,
marked
shorter
fibre
length
heterogeneity,
enhances
viscoelasticity.
Mechanistically,
studies
3D
cell
cultures
show
enhanced
promotes
proliferation
invasion
through
integrin-β1–tensin-1–YAP
mechanotransductive
pathway.
These
results
reveal
structural
can
vivo,
independent
Frontiers in Bioengineering and Biotechnology,
Год журнала:
2024,
Номер
12
Опубликована: Фев. 14, 2024
With
the
rapid
development
of
synthetic
biology,
recombinant
human
collagen
has
emerged
as
a
cutting-edge
biological
material
globally.
Its
innovative
applications
in
fields
science
and
medicine
have
opened
new
horizons
biomedical
research.
Recombinant
stands
out
highly
promising
biomaterial,
playing
pivotal
role
crucial
areas
such
wound
healing,
stroma
regeneration,
orthopedics.
However,
realizing
its
full
potential
by
efficiently
delivering
it
for
optimal
therapeutic
outcomes
remains
formidable
challenge.
This
review
provides
comprehensive
overview
systems,
focusing
on
resolving
this
issue.
Additionally,
encompasses
exploration
3D
printing
technologies
incorporating
to
address
some
urgent
clinical
challenges
regenerative
repair
future.
The
primary
aim
also
is
spotlight
advancements
realm
biomaterials
utilizing
collagen,
with
intention
fostering
additional
innovation
making
significant
contributions
enhancement
biomaterials,
methodologies,
overall
patient
outcomes.
Journal of Orthopaedic Translation,
Год журнала:
2025,
Номер
50, С. 129 - 143
Опубликована: Янв. 1, 2025
At
present,
there
is
a
significant
population
of
individuals
experiencing
bone
deficiencies
caused
by
injuries,
ailments
affecting
the
bones,
congenital
abnormalities,
and
cancer.
The
management
substantial
defects
global
orthopedic
challenge
due
to
intricacies
involved
in
promoting
restoring
growth
fresh
osseous
tissue.
Autografts
are
widely
regarded
as
"gold
standard"
for
repairing
because
their
superior
tissue
acceptance
ability
control
osteogenesis.
However,
patients
undergoing
autografts
may
encounter
various
challenges,
including
but
not
limited
hernia,
bleeding,
nerve
impairment,
death.
Therefore,
researchers
regenerative
medicine
striving
find
alternatives.
Collagen
most
abundant
protein
human
body,
its
triple
helix
structure
gives
it
unique
characteristics
that
contribute
strength
functionality
tissues.
commonly
processed
into
forms
such
scaffolds,
sponges,
membranes,
hydrogels,
composite
materials,
compatibility
with
affinity
water,
minimal
potential
immune
reactions,
adaptability,
transport
nutrients
or
drugs.
As
an
alternative
material
field
regeneration,
collagen
becoming
increasingly
important.
objective
this
review
provide
comprehensive
analysis
primary
types
sources
collagen,
processes
synthesis
degradation,
well
advancements
made
regeneration
research
applications.
A
investigation
role
undertaken,
providing
valuable
points
reference
more
profound
comprehension
applications
field.
concluding
section
provides
overview
prospective
avenues
research,
underscoring
promising
future
highlighting
regeneration.
Translational
Potential
Article.
exploration
diverse
functions
translational
demonstrated
review,
these
findings
underscore
treatment
option
clinical
implications,
thus
paving
way
innovative
efficacious
therapeutic
strategies
domain.
Frontiers in Bioengineering and Biotechnology,
Год журнала:
2022,
Номер
10
Опубликована: Март 1, 2022
With
the
development
of
three-dimensional
(3D)
printed
technology,
3D
alloy
implants,
especially
titanium
alloy,
play
a
critical
role
in
biomedical
fields
such
as
orthopedics
and
dentistry.
However,
untreated
implants
always
possess
bioinert
surface
that
prevents
interface
osseointegration,
which
is
necessary
to
perform
modification
enhance
its
biological
functions.
In
this
article,
we
discuss
principles
processes
chemical,
physical,
technologies
on
detail.
Furthermore,
challenges
antibacterial,
osteogenesis,
mechanical
properties
3D-printed
by
are
summarized.
Future
research
studies,
including
combination
multiple
or
coordination
structure
composition
composite
coating
also
present.
This
review
provides
leading-edge
functionalization
strategies
implants.
Pharmaceuticals,
Год журнала:
2023,
Номер
16(5), С. 701 - 701
Опубликована: Май 5, 2023
Burns
are
a
widespread
global
public
health
traumatic
injury
affecting
many
people
worldwide.
Non-fatal
burn
injuries
leading
cause
of
morbidity,
resulting
in
prolonged
hospitalization,
disfigurement,
and
disability,
often
with
stigma
rejection.
The
treatment
burns
is
aimed
at
controlling
pain,
removing
dead
tissue,
preventing
infection,
reducing
scarring
risk,
tissue
regeneration.
Traditional
wound
methods
include
the
use
synthetic
materials
such
as
petroleum-based
ointments
plastic
films.
However,
these
can
be
associated
negative
environmental
impacts
may
not
biocompatible
human
body.
Tissue
engineering
has
emerged
promising
approach
to
treating
burns,
sustainable
biomaterials
have
been
developed
an
alternative
option.
Green
collagen,
cellulose,
chitosan,
others
biocompatible,
biodegradable,
environment-friendly,
cost-effective,
which
reduces
impact
their
production
disposal.
They
effective
promoting
healing
risk
infection
other
benefits
inflammation
angiogenesis.
This
comprehensive
review
focuses
on
multifunctional
green
that
potential
revolutionize
way
we
treat
skin
faster
more
efficient
while
minimizing
damage.