Small,
Journal Year:
2022,
Volume and Issue:
18(40)
Published: Sept. 7, 2022
Abstract
Acute
lung
injury
(ALI)/acute
respiratory
distress
syndrome
(ARDS)
is
a
common
critical
that
currently
has
no
effective
therapeutic
interventions.
Pulmonary
macrophages
play
principal
role
in
the
initiation
and
progression
of
overwhelming
inflammation
ALI/ARDS.
Here,
type
fluorous‐tagged
bioactive
peptide
nanoparticle
termed
CFF13F
developed,
which
can
be
efficiently
internalized
by
suppress
excessive
expression
cytokines
overproduction
reactive
oxygen
species
(ROS)
triggered
lipopolysaccharide
(LPS).
The
cytoprotective
effect
may
attributed
to
lysosomal‐stabilization
property
regulation
antioxidative
system.
Moreover,
intratracheal
pretreatment
with
effectively
reduce
local
systematic
inflammation,
ameliorate
pulmonary
damage
an
LPS‐induced
ALI
murine
model.
efficacy
affected
administration
routes,
injection
found
optimal
choice
for
treatment,
preferred
biodistribution
profiles.
present
study
provides
solid
evidence
potent
immunomodulatory
bioactivity
nanoparticles
vitro
vivo,
sheds
light
on
development
novel
efficient
nanodrugs
Bioactive Materials,
Journal Year:
2022,
Volume and Issue:
14, P. 430 - 442
Published: Feb. 11, 2022
Acute
lung
injury
(ALI)
is
associated
with
excessive
inflammatory
response,
leading
to
acute
respiratory
distress
syndrome
(ARDS)
without
timely
treatment.
A
fewer
effective
drugs
are
available
currently
treat
the
ALI/ARDS.
Herein,
a
therapeutic
nanoplatform
reactive
oxygen
species
(ROS)-responsiveness
was
developed
for
regulation
of
inflammation.
Dexamethasone
acetate
(Dex)
encapsulated
into
poly(thioketal)
polymers
form
polymeric
nanoparticles
(NPs)
(PTKNPs@Dex).
The
NPs
were
composed
poly(1,4-phenyleneacetonedimethylene
thioketal)
(PPADT)
and
polythioketal
urethane
(PTKU),
in
which
thioketal
bonds
could
be
cleaved
by
high
level
ROS
at
ALI
site.
PTKNPs@Dex
accumulate
pulmonary
sites
release
payloads
rapidly,
decreased
level,
less
generation
pro-inflammatory
cytokines,
reduced
mortality
mice.
RNA
sequencing
(RNA-seq)
analysis
showed
that
efficacy
modulation
many
immune
inflammation-linked
pathways.
These
findings
provide
newly
efficient
treatment
Journal of Controlled Release,
Journal Year:
2022,
Volume and Issue:
345, P. 214 - 230
Published: March 18, 2022
Mesenchymal
stem
cell-derived
small
extracellular
vesicles
(MSC-EVs)
are
promising
nanotherapeutic
agent
for
pneumonia
(bacterial
origin,
COVID-19),
but
the
optimal
administration
route
and
potential
mechanisms
of
action
remain
poorly
understood.
This
study
compared
MSC-EVs
via
inhalation
tail
vein
injection
treatment
acute
lung
injury
(ALI)
determined
host-derived
that
may
contribute
to
therapeutic
effects
in
lipopolysaccharide
(LPS)-stimulated
RAW
264.7
cells
(macrophage
cell
line)
animal
models.
Luminex
liquid
chip
hematoxylin
eosin
(HE)
staining
revealed
that,
with
vehicle
control,
inhaled
outperformed
those
injected
vein,
by
reducing
expression
pro-inflammatory
cytokines,
increasing
anti-inflammatory
cytokine,
decreasing
pathological
scores
ALI.
MSC-EV
promoted
polarization
macrophages
towards
a
M2
phenotype
vitro
vivo
(via
inhalation).
RNA
sequencing
immune
redox
mediators,
including
TLR4,
Arg1,
HO-1,
were
associated
activity
against
ALI
mice.
Western
blotting
immunofluorescence
correlative
inflammatory
oxidative
mediators
involved
LPS-stimulated
Moreover,
variable
Nrf2
was
observed
following
models,
knockdown
attenuated
antioxidant
activities
macrophages.
Together,
these
data
suggest
as
noninvasive
strategy
attenuation
ALI,
adaptive
regulation
their
anti-oxidant
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(15)
Published: Jan. 17, 2024
Abstract
Nanotechnology
profoundly
affects
the
advancement
of
medicine.
Limitations
in
diagnosing
and
treating
cancer
chronic
diseases
promote
growth
nanomedicine.
However,
there
are
very
few
analytical
descriptive
studies
regarding
trajectory
nanomedicine,
key
research
powers,
present
landscape,
focal
investigative
points,
future
outlooks.
Herein,
articles
reviews
published
Science
Citation
Index
Expanded
Web
Core
Collection
from
first
January
2000
to
18th
July
2023
analyzed.
a
bibliometric
visualization
publication
trends,
countries/regions,
institutions,
journals,
categories,
themes,
references,
keywords
is
produced
elaborated.
Nanomedicine‐related
academic
output
increasing
since
COVID‐19
pandemic,
solidifying
uneven
global
distribution
performance.
While
China
leads
terms
quantity
has
numerous
highly
productive
USA
advantages
impact,
commercialization,
industrial
value.
Nanomedicine
integrates
with
other
disciplines,
establishing
interdisciplinary
platforms,
which
drug
delivery
nanoparticles
remain
points.
Current
focuses
on
integrating
nanomedicine
cell
ferroptosis
induction
immunotherapy.
The
keyword
“burst
testing”
identifies
promising
directions,
including
immunogenic
death,
chemodynamic
therapy,
tumor
microenvironment,
immunotherapy,
extracellular
vesicles.
prospects,
major
challenges,
barriers
addressing
these
directions
discussed.
Journal of Translational Medicine,
Journal Year:
2024,
Volume and Issue:
22(1)
Published: Jan. 5, 2024
Abstract
Acute
lung
injury
(ALI)
is
a
complex
disease
with
numerous
causes.
This
review
begins
discussion
of
development
from
direct
or
indirect
pulmonary
insults,
as
well
varied
pathogenesis.
The
heterogeneous
nature
ALI
then
elaborated
upon,
including
its
epidemiology,
clinical
manifestations,
potential
biomarkers,
and
genetic
contributions.
Although
no
medication
currently
approved
for
this
devastating
illness,
supportive
care
pharmacological
intervention
treatment
are
summarized,
followed
by
an
assessment
the
pathophysiological
gap
between
human
animal
models.
Lastly,
current
research
progress
on
advanced
nanomedicines
therapeutics
in
preclinical
settings
reviewed,
demonstrating
new
opportunities
towards
developing
effective
ALI.
Journal of Nanobiotechnology,
Journal Year:
2021,
Volume and Issue:
19(1)
Published: Aug. 11, 2021
During
wound
healing,
the
overproduction
of
reactive
oxygen
species
(ROS)
can
break
cellular
oxidant/antioxidant
balance,
which
prolongs
healing.
The
dressings
targeting
mitigation
ROS
will
be
great
advantages
for
puerarin
(PUE)
and
ferulic
acid
(FA)
are
natural
compounds
derived
from
herbs
that
exhibit
multiple
pharmacological
activities,
such
as
antioxidant
anti-inflammatory
effects.
Polydopamine
(PDA)
is
made
dopamine
shows
excellent
function.
Therefore,
combination
antioxidants
into
hydrogel
dressing
a
promising
therapy
healing.Hydrogel
have
been
developed
by
incorporating
PUE
or
FA
via
PDA
nanoparticles
(NPs)
polyethylene
glycol
diacrylate
(PEG-DA)
hydrogel.
This
load
drugs
retain
drug
in
gel
network
long
period
due
to
presence
NPs.
Under
oxidative
stress,
this
improve
activity
superoxide
dismutase
glutathione
peroxidase
reduce
levels
malondialdehyde,
thus
preventing
damage
cells,
then
promoting
tissue
regeneration,
collagen
accumulation.Overall,
triple
accelerates
healing
alleviating
injury.
Our
study
provides
new
way
about
co-delivery
molecules
skin
regeneration.
Frontiers in Medicine,
Journal Year:
2023,
Volume and Issue:
10
Published: Nov. 21, 2023
Sepsis
is
a
systemic
inflammatory
disease
caused
by
severe
infections
that
involves
multiple
organs,
among
which
the
lung
most
susceptible,
leaving
patients
highly
vulnerable
to
acute
injury
(ALI).
Refractory
hypoxemia
and
respiratory
distress
are
classic
clinical
symptoms
of
ALI
sepsis,
has
mortality
rate
40%.
Despite
extensive
research
on
mechanisms
exact
pathological
process
not
fully
understood.
This
article
reviews
advances
in
pathogenesis
sepsis
focusing
treatment
regimens
adopted
practice
for
corresponding
molecular
mechanisms.
review
can
only
contribute
theories
but
also
recommend
new
strategies
related
injuries.
Antioxidants,
Journal Year:
2023,
Volume and Issue:
12(6), P. 1210 - 1210
Published: June 3, 2023
Cigarette
smoke
(CS)
poses
a
significant
risk
factor
for
respiratory,
vascular,
and
organ
diseases
owing
to
its
high
content
of
harmful
chemicals
reactive
oxygen
species
(ROS).
These
substances
are
known
induce
oxidative
stress,
inflammation,
apoptosis,
senescence
due
their
exposure
environmental
pollutants
the
presence
enzymes.
The
lung
is
particularly
susceptible
stress.
Persistent
stress
caused
by
chronic
CS
can
lead
respiratory
such
as
obstructive
pulmonary
disease
(COPD),
fibrosis
(PF),
cancer.
Avoiding
pollutants,
like
cigarette
air
pollution,
help
mitigate
A
comprehensive
understanding
impact
on
lungs
requires
future
research.
This
includes
identifying
strategies
preventing
treating
well
investigating
underlying
mechanisms
behind
Thus,
this
review
aims
investigate
cellular
processes
induced
CS,
specifically
senescence,
associated
biomarkers.
Furthermore,
will
delve
into
alveolar
response
provoked
emphasizing
roles
potential
therapeutic
target
markers
in
inflammation