Journal of Nanobiotechnology,
Год журнала:
2024,
Номер
22(1)
Опубликована: Май 15, 2024
With
increasing
proportion
of
the
elderly
in
population,
age-related
diseases
(ARD)
lead
to
a
considerable
healthcare
burden
society.
Prevention
and
treatment
ARD
can
decrease
negative
impact
aging
disease.
The
rate
is
closely
associated
with
production
high
levels
reactive
oxygen
species
(ROS).
ROS-mediated
oxidative
stress
triggers
aging-related
changes
through
lipid
peroxidation,
protein
oxidation,
DNA
oxidation.
Antioxidants
control
autoxidation
by
scavenging
free
radicals
or
inhibiting
their
formation,
thereby
reducing
stress.
Benefiting
from
significant
advances
nanotechnology,
large
number
nanomaterials
ROS-scavenging
capabilities
have
been
developed.
be
divided
into
two
categories:
as
carriers
for
delivering
drugs,
themselves
activity.
This
study
summarizes
current
prevention
ARD,
highlights
potential
mechanisms
used
discusses
challenges
prospects
applications.
ACS Applied Bio Materials,
Год журнала:
2024,
Номер
7(9), С. 6286 - 6296
Опубликована: Сен. 3, 2024
While
silicone
elastomers
have
found
widespread
use
in
the
biomedical
industry,
3D
printing
them
has
proven
to
be
difficult
due
material's
slow
drying
time,
low
viscosity,
and
hydrophobicity.
Herein,
we
arrested
hydrophilic
(HS)
macrochains
into
a
semi-interpenetrating
polymer
network
(semi-IPN)
via
an
Sustainability,
Год журнала:
2024,
Номер
16(11), С. 4352 - 4352
Опубликована: Май 22, 2024
The
goal
of
this
study
was
to
provide
antioxidant
and
antibacterial
properties
different
types
fabrics
via
tannic
acid
(TA)
covalent
grafting.
To
that
extent,
TA
first
methacrylated
using
glycidylmethacrylate.
derivatives
were
characterized
infrared
spectroscopy
1H
NMR
assess
the
degree
acrylation.
Antioxidant
preserved
after
chemical
modification.
coating
process
studied
(IR),
weight
gain,
radical
scavenging
activity
(RSA)
measurements.
covalently
bond
raw
polypropylene
(PP)
PP
coated
with
chitosan,
photoinduced
grafting
performed.
optimized
resulted
in
enough
strong
activity,
RSA
ranging
at
95%.
assessed
against
E.
coli
S.
aureus,
main
strains
responsible
for
nosocomial
infections.
Results
revealed
a
substantial
reduction
bacterial
contamination
samples
stronger
coli,
attributed
hydrophobic
repellence.
This
highlights
benefits
obtain
fabrics.
