Methamphetamine and HIV-1 Tat Synergistically Induce Microglial Pyroptosis Via Activation of the AIM2 Inflammasome
Inflammation,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 19, 2025
Abstract
Objective
Human
immunodeficiency
virus
(HIV)-infected
individuals
who
abuse
methamphetamine
(METH)
exhibit
more
severe
neurotoxicity
and
cognitive
impairment.
Pyroptosis,
a
programmed
cell
death
pathway
mediated
by
the
inflammasome,
has
been
implicated
in
various
neurological
diseases.
This
study
aimed
to
elucidate
role
of
AIM2
inflammasome
METH-
HIV-1
Tat-induced
pyroptosis
human
brain
tissue
vitro
models.
Methods
Postmortem
from
HIV-infected
with
history
METH
was
analyzed
for
markers
components
using
immunohistochemistry,
immunofluorescence,
Western
blotting.
BV2
microglial
cells
were
lentivirally
transduced
knockdown
expression.
DNA
damage
assessed
blotting
comet
assay.
Expression
pyroptosis-related
proteins
evaluated
electron
microscopy,
blotting,
immunofluorescence.
Cell
viability
measured
CCK8
Results
Elevated
levels
observed
users.
Tat
synergistically
induced
time-
concentration-dependent
manner,
accompanied
activation
inflammasome.
Knockdown
significantly
reduced
expression
proteins.
Conclusion
induce
activating
through
dsDNA
damage.
These
findings
suggest
that
targeting
may
be
promising
therapeutic
strategy
HIV-associated
neurocognitive
disorder
(HAND).
Graphical
abstract
Язык: Английский
Oridonin attenuates liver ischemia–reperfusion injury by suppressing PKM2/NLRP3-mediated macrophage pyroptosis
Cellular Immunology,
Год журнала:
2024,
Номер
401-402, С. 104838 - 104838
Опубликована: Май 23, 2024
Язык: Английский
Incomplete Immune Reconstitution and Traditional Chinese Medicine in Patients with HIV/AIDS: Challenges and Perspectives
Xue Ding,
Leilei Fan,
Liran Xu
и другие.
Infection and Drug Resistance,
Год журнала:
2024,
Номер
Volume 17, С. 5827 - 5838
Опубликована: Дек. 1, 2024
Antiretroviral
therapy
can
reduce
human
immunodeficiency
virus
(HIV)
load
to
undetectable
levels
and
restore
CD4+
T
cells
rebuild
immune
function
in
patients
with
HIV.
However,
some
fail
achieve
reconstitution
despite
treatment.
Traditional
Chinese
medicine
is
an
important
branch
of
complementary
alternative
for
the
treatment
HIV
infection,
a
growing
number
studies
has
demonstrated
that
traditional
increase
cell
counts
patients,
thereby
promoting
reconstitution,
ameliorating
symptoms
signs,
improving
quality
life.
Here,
we
review
pathogenesis
immunological
non-responders
research
into
their
medicine.
Furthermore,
summarize
potential
future
directions,
including
elucidation
how
regulate
opportunistic
infections
improve
life
non-responders.
Язык: Английский