Brain Research Bulletin,
Journal Year:
2025,
Volume and Issue:
222, P. 111256 - 111256
Published: Feb. 12, 2025
Multiple
sclerosis
(MS)
is
a
chronic
autoimmune
illness
characterized
by
inflammation
and
demyelination
of
the
central
nervous
system
(CNS).
The
effective
delivery
therapeutic
agents
to
CNS
continues
be
an
important
barrier
in
MS
treatment
due
blood-brain
limited
access
affected
areas.
Exosome-based
drug
systems
have
become
attractive
option
for
targeted
therapy
MS.
Exosomes,
small
extracellular
vesicles
derived
from
various
cell
types,
possess
unique
biological
properties
that
make
them
ideal
nanocarriers
delivering
cargo
specific
populations
CNS.
In
this
study,
we
supply
comprehensive
overview
current
advances
future
perspectives
exosome-based
We
discuss
biogenesis
exosomes,
strategies
loading,
engineering
approaches
enhance
their
targeting
capabilities,
potential
clinical
applications
exosome-mediated
therapy.
Additionally,
explore
preclinical
studies
animal
models
demonstrate
effectiveness
ameliorating
pathology.
By
highlighting
challenges
opportunities
utilizing
exosomes
as
vehicles,
review
aims
contribute
growing
body
knowledge
field
nanomedicine
Considering
accessibility,
specificity,
therapies
while
minimizing
off-target
effects
might
change
scenario
Pharmaceutics,
Journal Year:
2023,
Volume and Issue:
15(8), P. 2042 - 2042
Published: July 29, 2023
Exosome-based
drug
delivery
is
emerging
as
a
promising
field
with
the
potential
to
revolutionize
therapeutic
interventions.
Exosomes,
which
are
small
extracellular
vesicles
released
by
various
cell
types,
have
attracted
significant
attention
due
their
unique
properties
and
natural
ability
transport
bioactive
molecules.
These
nano-sized
vesicles,
ranging
in
size
from
30
150
nm,
can
effectively
variety
of
cargoes,
including
proteins,
nucleic
acids,
lipids.
Compared
traditional
systems,
exosomes
exhibit
biocompatibility,
low
immunogenicity,
reduced
toxicity.
In
addition,
be
designed
tailored
improve
targeting
efficiency,
cargo
loading
capacity,
stability,
paving
way
for
personalized
medicine
precision
therapy.
However,
despite
exosome-based
delivery,
its
clinical
application
remains
challenging
limitations
exosome
isolation
purification,
efficiency
insufficient
targeted
rapid
elimination
circulation.
This
comprehensive
review
focuses
on
transition
bench
clinic,
highlighting
key
aspects,
such
structure
biogenesis,
methods,
surface
engineering
techniques,
applications.
It
also
discusses
challenges
prospects
this
field.
Extracellular Vesicle,
Journal Year:
2023,
Volume and Issue:
3, P. 100032 - 100032
Published: Dec. 9, 2023
Exosomes
are
nanovesicles
released
from
cells
due
to
pathophysiological
events.
These
nanoparticles
resistant
metabolic
destruction
and
can
transcend
the
blood-brain
barrier.
Exosome
therapy
could
be
employed
as
precision
medicine
by
targeting
underlying
etiology.
This
article
briefly
elucidates
basic
physiology
of
exosomes,
their
types,
characteristics,
cargo
that
for
drug
administration.
It
then
delves
into
therapeutic
applications,
such
oncology,
neurological
disorders,
regenerative
medicine.
Exosome-based
delivery
using
small
molecules,
nucleic
acids,
proteins
is
also
demonstrated.
Finally,
global
organizations
successfully
creating
testing
medicinal
biomaterials
highlighted.
Bioactive Materials,
Journal Year:
2024,
Volume and Issue:
36, P. 126 - 156
Published: March 2, 2024
Small
extracellular
vesicles
(sEVs)
are
known
to
be
secreted
by
a
vast
majority
of
cells.
These
sEVs,
specifically
exosomes,
induce
specific
cell-to-cell
interactions
and
can
activate
signaling
pathways
in
recipient
cells
through
fusion
or
interaction.
nanovesicles
possess
several
desirable
properties,
making
them
ideal
for
regenerative
medicine
nanomedicine
applications.
properties
include
exceptional
stability,
biocompatibility,
wide
biodistribution,
minimal
immunogenicity.
However,
the
practical
utilization
particularly
clinical
settings
at
large
scale,
is
hindered
expensive
procedures
required
their
isolation,
limited
circulation
lifetime,
suboptimal
targeting
capacity.
Despite
these
challenges,
sEVs
have
demonstrated
remarkable
ability
accommodate
various
cargoes
found
extensive
applications
biomedical
sciences.
To
overcome
limitations
broaden
potential
applications,
researchers
should
strive
deepen
understanding
current
loading,
characterization
techniques.
Additionally,
acquiring
fundamental
knowledge
about
origins
employing
state-of-the-art
methodologies
expand
research
scope.
This
review
provides
comprehensive
overview
exosome-based
strategies
diverse
domains,
encompassing
cancer
therapy,
immunotherapy,
biomarker
Furthermore,
we
emphasize
immense
exosomes
medicine.
Exploration,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 26, 2024
Abstract
The
immunosuppressive
microenvironment
of
glioblastoma
multiforme
(GBM)
severely
impacts
the
response
to
various
treatments,
including
systemic
chemotherapy.
Targeted
reprogramming
GBM
using
RNA
interference
(RNAi)
is
largely
restricted
by
poor
brain
delivery
efficiency
and
targeting
specificity.
Herein,
an
acid‐cleavable
transferrin
(Tf)
decorated
engineering
exosome‐based
brain‐targeting
system
(ACTE)
was
proposed
efficiently
deliver
small
towards
transform
growth
factor‐β
(siTGF‐β)
doxorubicin
(DOX)
site
for
combination
chemo‐immunotherapy.
siTGF‐β
DOX
co‐loaded
ACTE,
termed
as
DOX&siTGF‐β@ACTE
(Ds@ACTE),
designed
specifically
recognize
Tf
receptor
(TfR)
on
blood‐brain
barrier
(BBB).
Subsequently,
Ds@ACTE
undergoes
acid‐responsive
detachment
within
lysosome
capillary
endothelial
cells,
leading
separation
DOX&siTGF‐β@Exo
(Ds@Exo)
from
Tf‐TfR
complex
enhanced
BBB
transcytosis.
After
crossing
BBB,
separated
Ds@Exo
can
further
target
cells
via
homing
effect.
In
vivo
studies
validated
that
significantly
downregulated
TGF‐β
expression
reprogram
microenvironment,
thereby
reinforce
chemotherapeutic
effect
DOX‐induced
anti‐tumor
immune
response.
effectiveness
this
strategy
not
only
provide
thinking
designing
a
more
intelligent
based
engineered
exosomes
but
also
explore
effective
treatment
regimen
GBM.
ACS Omega,
Journal Year:
2023,
Volume and Issue:
8(46), P. 43374 - 43387
Published: Nov. 9, 2023
Exosomes
are
nanoscale
vesicles
secreted
by
living
cells
that
have
similar
membrane
composition
to
parental
and
carry
a
variety
of
proteins,
lipids,
nucleic
acids.
Therefore,
exosomes
certain
biological
activities
play
an
important
role
in
intercellular
communication.
On
the
basis
its
potential
as
carrier
for
drug
delivery
systems,
been
engineered
compensate
shortage
natural
through
various
engineering
strategies
improving
efficiency,
enhancing
targeting
tissues
organs,
extending
circulating
half-life
exosomes.
This
review
focuses
on
loading
drugs
different
strategies,
discussions
exosome
surface
modification
summarizes
advantages
disadvantages
strategies.
In
addition,
this
provides
overview
recent
applications
number
refractory
relapsable
diseases.
has
provide
reference
further
research
development
Molecular Pharmaceutics,
Journal Year:
2023,
Volume and Issue:
20(10), P. 4893 - 4921
Published: Aug. 30, 2023
Primary
brain
cancer
or
is
the
overgrowth
of
abnormal
malignant
cells
in
its
nearby
tissues
that
form
unwanted
masses
called
tumors.
People
with
tumors
suffer
a
lot,
and
expected
life
span
patients
after
diagnosis
often
only
around
14
months,
even
most
vigorous
therapies.
The
blood–brain
barrier
(BBB)
main
body
restricts
entry
potential
chemotherapeutic
agents
into
brain.
chances
treatment
failure
low
therapeutic
effects
are
some
significant
drawbacks
conventional
methods.
However,
recent
advancements
nanotechnology
have
generated
hope
treatment.
Nanotechnology
has
shown
vital
role
starting
from
early
detection,
diagnosis,
cancer.
These
tiny
nanomaterials
great
to
deliver
drugs
across
BBB.
Beyond
just
drug
delivery,
can
be
simulated
generate
fluorescence
detect
current
Review
discusses
detail
challenges
application
overcome
those
challenges.
success
surgical
removal
requires
proper
imaging.
Nanomaterials
provide
imaging
benefits
for
discussed
by
reviewing
past
studies.
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(21), P. 15635 - 15635
Published: Oct. 26, 2023
The
Blood-Brain
Barrier
(BBB)
is
a
selective
structural
and
functional
barrier
between
the
circulatory
system
cerebral
environment,
playing
an
essential
role
in
maintaining
homeostasis
by
limiting
passage
of
harmful
molecules.
Exosomes,
nanovesicles
secreted
virtually
all
cell
types
into
body
fluids,
have
emerged
as
major
mediator
intercellular
communication.
Notably,
these
vesicles
can
cross
BBB
regulate
its
physiological
functions.
However,
precise
molecular
mechanisms
which
exosomes
remain
unclear.
Recent
research
studies
focused
on
effect
BBB,
particularly
context
their
involvement
onset
progression
various
disorders,
including
solid
metastatic
brain
tumors,
stroke,
neurodegenerative,
neuroinflammatory
diseases.
This
review
focuses
discussing
summarizing
current
knowledge
about
pathological
modulation
BBB.
A
better
understanding
this
regulation
will
improve
our
pathogenesis
diseases
enable
design
effective
treatment
strategies.
Vaccines,
Journal Year:
2024,
Volume and Issue:
12(3), P. 280 - 280
Published: March 7, 2024
Exosomes
are
small
subtypes
of
extracellular
vesicles
(EVs)
naturally
released
by
different
types
cells
into
their
environment.
Their
physiological
roles
appear
to
be
multiple,
yet
many
aspects
biological
activities
remain
understood.
These
can
transport
and
deliver
a
variety
cargoes
may
serve
as
unconventional
secretory
vesicles.
Thus,
they
play
crucial
role
important
vectors
for
intercellular
communication
the
maintenance
homeostasis.
Exosome
production
content
vary
under
several
stresses
or
modifications
in
cell
microenvironment,
influencing
cellular
responses
stimulating
immunity.
During
infectious
processes,
exosomes
described
double-edged
swords,
displaying
both
beneficial
detrimental
effects.
Owing
tractability,
analysis
EVs
from
multiple
biofluids
has
become
booming
tool
monitoring
various
pathologies,
cancerous
origins.
In
this
review,
we
present
an
overview
exosome
features
discuss
particular
ambiguous
functions
contexts.
We
then
focus
on
properties
diagnostic
therapeutic
tools.
regard,
explore
capacity
vectorize
immunogenic
viral
antigens
function
mounting
adaptive
immune
responses.
As
provide
interesting
platforms
antigen
presentation,
further
review
available
data
engineering,
which
enables
peptides
interest
exposed
at
surface.
light
all
these
data,
emerging
promising
avenues
vaccine
strategies.