Plasminogen activator inhibitor-1 regulates Zika virus infection
Abstract
Zika
virus
(ZIKV)
infection
can
lead
to
severe
congenital
outcomes,
yet
the
mechanisms
governing
its
entry
into
host
cells
remain
understood.
ZIKV
is
a
flavivirus
known
exploit
multiple
cellular
receptors
and
cofactors,
particularly
in
neural
cells,
where
result
syndrome
(CZS).
Here
we
show
that
plasminogen
activator
inhibitor-1
(PAI-1),
serine
protease
inhibitor
involved
hemostasis,
directly
interacts
with
particles
critically
enhances
viral
replication
diverse
cell
types,
including
human
progenitor
three-dimensional
organoids.
Our
findings
reveal
PAI-1
may
contribute
through
distinct
or
complementary
pathways,
underscoring
virus’s
versatile
mechanisms.
Inhibition
of
via
tiplaxtinin
(TPX)
dramatically
reduces
load
impedes
infectious
particle
release,
demonstrating
dose-dependent
effect
especially
potent
models
relevant
CZS.
These
results
highlight
as
an
essential
mediator
pathogenesis
suggest
targeting
function
could
represent
novel
therapeutic
avenue.
Given
risk
future
outbreaks
devastating
impact
CZS,
interventions
aimed
at
hold
promise
for
reducing
global
burden
infection.

Research Square (Research Square), Год журнала: 2025, Номер unknown
Опубликована: Март 20, 2025
Язык: Английский