Experimental & Molecular Medicine,
Год журнала:
2017,
Номер
49(6), С. e346 - e346
Опубликована: Июнь 1, 2017
The
administration
of
mesenchymal
stem
cells
(MSCs)
as
a
therapy
for
liver
disease
holds
great
promise.
MSCs
can
differentiate
into
hepatocytes,
reduce
inflammation,
promote
hepatic
regeneration
and
secrete
protective
cytokines.
However,
the
risks
iatrogenic
tumor
formation,
cellular
rejection
infusional
toxicity
in
MSC
transplantation
remain
unresolved.
Accumulating
evidence
now
suggests
that
novel
cell-free
therapy,
MSC-secreted
exosomes,
might
constitute
compelling
alternative
because
their
advantages
over
corresponding
MSCs.
They
are
smaller
less
complex
than
parent
and,
thus,
easier
to
produce
store,
they
devoid
viable
cells,
present
no
risk
formation.
Moreover,
immunogenic
lower
content
membrane-bound
proteins.
This
paper
reviews
biogenesis
exosomes
physiological
functions,
highlights
specific
biochemical
potential
MSC-derived
restoring
tissue
homeostasis.
In
addition,
we
summarize
recent
advances
role
various
diseases,
including
fibrosis,
acute
injury
hepatocellular
carcinoma.
also
discusses
challenges
strategies
use
exosome-based
therapies
future.
Tiny
vesicles
secreted
by
adult
could
help
treat
fibrosis
cancer.
Mesenchymal
(MSCs),
which
be
derived
from
bone
marrow,
cord
blood
or
other
sources,
have
ability
but
form
tumors
rejected
immune
system,
raising
safety
concerns.
review
article,
Yanning
Liu
colleagues
Zhejiang
University
Hangzhou,
China,
discuss
how
administering
small
known
released
offers
safer
assisting
following
disease.
researchers
data
mouse
models
showing
therapeutic
properties
exosomes.
further
steps
needed,
such
better
standardization,
allow
human
clinical
trials
proceed.
Clinical
uses
of
cellular
communication
Exosomes
are
a
type
extracellular
vesicle
that
contain
constituents
(protein,
DNA,
and
RNA)
the
cells
secrete
them.
They
taken
up
by
distant
cells,
where
they
can
affect
cell
function
behavior.
Intercellular
through
exosomes
seems
to
be
involved
in
pathogenesis
various
disorders,
including
cancer,
neurodegeneration,
inflammatory
diseases.
In
Review,
Kalluri
LeBleu
discuss
biogenesis
disease,
highlighting
areas
more
research
is
needed.
also
potential
clinical
applications
exosome
profiling
for
diagnostics
exosome-mediated
delivery
therapeutics
target
disease
cells.
Science
,
this
issue
p.
eaau6977
Physiological Reviews,
Год журнала:
2018,
Номер
99(1), С. 21 - 78
Опубликована: Окт. 3, 2018
The
blood-brain
barrier
(BBB)
prevents
neurotoxic
plasma
components,
blood
cells,
and
pathogens
from
entering
the
brain.
At
same
time,
BBB
regulates
transport
of
molecules
into
out
central
nervous
system
(CNS),
which
maintains
tightly
controlled
chemical
composition
neuronal
milieu
that
is
required
for
proper
functioning.
In
this
review,
we
first
examine
molecular
cellular
mechanisms
underlying
establishment
BBB.
Then,
focus
on
physiology,
endothelial
pericyte
transporters,
perivascular
paravascular
transport.
Next,
discuss
rare
human
monogenic
neurological
disorders
with
primary
genetic
defect
in
BBB-associated
cells
demonstrating
link
between
breakdown
neurodegeneration.
review
effects
genes
inheritance
and/or
increased
susceptibility
Alzheimer's
disease
(AD),
Parkinson's
(PD),
Huntington's
disease,
amyotrophic
lateral
sclerosis
(ALS)
relation
to
other
pathologies
deficits.
We
next
how
dysfunction
relates
deficits
majority
sporadic
AD,
PD,
ALS
cases,
multiple
sclerosis,
neurodegenerative
disorders,
acute
CNS
such
as
stroke,
traumatic
brain
injury,
spinal
cord
epilepsy.
Lastly,
BBB-based
therapeutic
opportunities.
conclude
lessons
learned
future
directions,
emphasis
technological
advances
investigate
functions
living
brain,
at
level,
address
key
unanswered
questions.
Exosomes
are
nano-sized
biovesicles
released
into
surrounding
body
fluids
upon
fusion
of
multivesicular
bodies
and
the
plasma
membrane.
They
were
shown
to
carry
cell-specific
cargos
proteins,
lipids,
genetic
materials,
can
be
selectively
taken
up
by
neighboring
or
distant
cells
far
from
their
release,
reprogramming
recipient
bioactive
compounds.
Therefore,
regulated
formation
exosomes,
specific
makeup
cargo,
cell-targeting
specificity
immense
biological
interest
considering
extremely
high
potential
exosomes
as
non-invasive
diagnostic
biomarkers,
well
therapeutic
nanocarriers.
In
present
review,
we
outline
discuss
recent
progress
in
elucidation
regulatory
mechanisms
exosome
biogenesis,
molecular
composition
technologies
used
research.
Furthermore,
focus
on
use
valuable
prognostic
biomarkers
for
cell-lineage
state-specific
contents,
possibilities
vehicles
drug
gene
delivery.
Exosome
research
is
now
its
infancy,
in-depth
understanding
subcellular
components
involved
will
bring
light
physiological
activities.
Cell Communication and Signaling,
Год журнала:
2021,
Номер
19(1)
Опубликована: Апрель 23, 2021
Abstract
The
use
of
exosomes
in
clinical
settings
is
progressively
becoming
a
reality,
as
trials
testing
for
diagnostic
and
therapeutic
applications
are
generating
remarkable
interest
from
the
scientific
community
investors.
Exosomes
small
extracellular
vesicles
secreted
by
all
cell
types
playing
intercellular
communication
roles
health
disease
transferring
cellular
cargoes
such
functional
proteins,
metabolites
nucleic
acids
to
recipient
cells.
An
in-depth
understanding
exosome
biology
therefore
essential
ensure
development
based
investigational
products.
Here
we
summarise
most
up-to-date
knowkedge
about
complex
biological
journey
biogenesis
secretion,
transport
uptake
their
intracellular
signalling.
We
delineate
major
pathways
molecular
players
that
influence
each
step
physiology,
highlighting
routes
interest,
which
will
be
benefit
manipulation
engineering.
highlight
main
controversies
field
research:
adequate
definition,
characterisation
at
plasma
membrane.
also
common
identified
pitfalls
affecting
research
development.
Unravelling
physiology
key
ultimate
progression
towards
applications.
Acta Pharmaceutica Sinica B,
Год журнала:
2016,
Номер
6(4), С. 287 - 296
Опубликована: Март 9, 2016
Exosomes
are
small
intracellular
membrane-based
vesicles
with
different
compositions
that
involved
in
several
biological
and
pathological
processes.
The
exploitation
of
exosomes
as
drug
delivery
vehicles
offers
important
advantages
compared
to
other
nanoparticulate
systems
such
liposomes
polymeric
nanoparticles;
non-immunogenic
nature
due
similar
composition
body׳s
own
cells.
In
this
article,
the
origin
structure
well
their
functions
outlined.
We
will
then
focus
on
specific
applications
pharmaceutical
development.
An
overview
challenges
faced
when
using
a
also
be
discussed.
Acta Pharmacologica Sinica,
Год журнала:
2017,
Номер
38(6), С. 754 - 763
Опубликована: Апрель 10, 2017
Exosomes,
a
subgroup
of
extracellular
vesicles
(EVs),
have
been
recognized
as
important
mediators
long
distance
intercellular
communication
and
are
involved
in
diverse
range
biological
processes.
Because
their
ideal
native
structure
characteristics,
exosomes
promising
nanocarriers
for
clinical
use.
Exosomes
engineered
at
the
cellular
level
under
natural
conditions,
but
successful
exosome
modification
requires
further
exploration.
The
focus
this
paper
is
to
summarize
passive
active
loading
approaches,
well
specific
modifications
examples
delivery
therapeutic
imaging
molecules.
Examples
derived
from
variety
origins
also
provided.
biocompatible
characteristics
exosomes,
with
suitable
modifications,
can
increase
stability
efficacy
probes
therapeutics
while
enhancing
uptake.
Challenges
translation
exosome-based
platforms
different
cell
sources
advantages
each
reviewed
discussed.
International Journal of Nanomedicine,
Год журнала:
2020,
Номер
Volume 15, С. 6917 - 6934
Опубликована: Сен. 1, 2020
Exosomes
are
nano-sized
small
extracellular
vesicles
secreted
by
cells,
carrying
nucleic
acids,
proteins,
lipids
and
other
bioactive
substances
to
play
a
role
in
the
body's
physiological
pathological
processes.
Compared
synthetic
carriers
such
as
liposomes
nanoparticles,
endogeneity
heterogeneity
of
exosomes
give
them
extensive
unique
advantages
field
disease
diagnosis
treatment.
However,
storage
stability,
low
yield,
purity,
weak
targeting
limit
its
clinical
application.
For
this
reason,
further
exploration
is
needed
optimize
above
problems
facilitate
future
functional
studies
exosomes.
In
paper,
origin,
classification,
preparation
characterization,
stability
applications
exosome
delivery
system
summarized
discussed
searching
large
number
literatures.