Neuroprotective Assessment of Betaine against Copper Oxide Nanoparticle-Induced Neurotoxicity in the Brains of Albino Rats: A Histopathological, Neurochemical, and Molecular Investigation
ACS Chemical Neuroscience,
Год журнала:
2024,
Номер
15(8), С. 1684 - 1701
Опубликована: Апрель 2, 2024
Copper
oxide
nanoparticles
(CuO-NPs)
are
commonly
used
metal
oxides.
Betaine
possesses
antioxidant
and
neuroprotective
activities.
The
current
study
aimed
to
investigate
the
neurotoxic
effect
of
CuO-NPs
on
rats
capability
betaine
mitigate
neurotoxicity.
Forty
rats;
4
groups:
group
I
a
control,
II
intraperitoneally
(0.5
mg/kg/day),
III
orally
(250
mg/kg/day)
CuO-NPs,
IV
for
28
days.
Rats
were
subjected
neurobehavioral
assessments.
Brain
samples
processed
biochemical,
molecular,
histopathological,
immunohistochemical
analyses.
Behavioral
performance
demonstrated
increasing
locomotion
cognitive
abilities.
Group
exhibited
significantly
elevated
malondialdehyde
(MDA),
overexpression
interleukin-1
beta
(IL-1β),
tumor
necrosis
factor-alpha
(TNF-α).
Significant
decrease
in
glutathione
(GSH),
downregulation
acetylcholine
esterase
(AChE),
nuclear
factor
erythroid
2-like
protein
2
(Nrf-2),
superoxide
dismutase
(SOD).
Histopathological
alterations;
neuronal
degeneration,
pericellular
spaces,
neuropillar
vacuolation.
Immunohistochemically,
an
intense
immunoreactivity
is
observed
against
IL-1β
glial
fibrillary
acidic
(GFAP).
partially
neuroprotected
associated
alterations.
A
significant
at
MDA,
IL-1β,
TNF-α,
increase
GSH,
upregulation
AChE,
Nrf-2,
SOD.
alterations
ameliorated.
Immunohistochemical
intensity
GFAP
reduced.
It
concluded
that
most
CuO-NP
effects
through
cell
redox
system
stimulating
efficacy.
Язык: Английский
Betaine alleviates deficits in motor behavior, neurotoxic effects, and neuroinflammatory responses in a rat model of demyelination
Toxicology Reports,
Год журнала:
2025,
Номер
14, С. 101974 - 101974
Опубликована: Фев. 28, 2025
Multiple
sclerosis
(MS)
is
characterized
as
a
chronic
inflammatory
demyelinating
neurodegenerative
disorder
that
leads
to
the
deterioration
of
myelin
sheath
and
loss
axons.
Betaine,
trimethylglycine
compound,
recognized
for
its
ability
penetrate
blood-brain
barrier
(BBB)
exhibits
properties
are
antioxidant,
anti-inflammatory,
neuroprotective.
The
cuprizone
(CPZ)
model
serves
an
effective
tool
investigating
processes
demyelination
remyelination
associated
with
MS.
In
our
research,
we
examined
protective
therapeutic
effects
betaine
in
rat
MS
induced
by
CPZ.
experimental
protocol
involved
administering
600
mg/kg
CPZ
orally
7
days,
followed
2
weeks
200
group
received
combination
(1
g/kg/day,
orally)
(200
mg/kg/day),
while
was
treated
(600
mg/kg)
alongside
three
weeks.
Behavioral
assessments
were
conducted
using
inverted
screen
rotarod
tests
measure
balance,
motor
coordination,
grasping
ability.
Following
these
evaluations,
rats
euthanized
analysis
oxidative
stress
biomarkers,
toluidine
blue
staining,
transmission
electron
microscopy
(TEM)
imaging,
basic
protein
(MBP)
immunostaining
corpus
callosum
(CC).
results
indicated
significantly
enhanced
ability,
decreasing
stress,
inhibiting
interleukin
(IL)-4
IL-17
levels,
reversing
caused
Notably,
also
mitigated
increase
homocysteine
(Hcy)
levels
facilitated
remyelination,
evidenced
presence
normal
compacted
increased
expression
MBP
CC.
This
study
substantiates
remyelinating
context
CPZ-induced
demyelination.
It
suggests
it
may
contribute
repair
through
modulation
behavioral
deficits,
neuroinflammation,
ultrastructural
changes,
indicating
potential
complementary
agent
management
Язык: Английский
Loperamide, a peripheral Mu-Opioid receptor agonist, attenuates chemotherapy-induced neuropathic pain in rats
International Immunopharmacology,
Год журнала:
2023,
Номер
124, С. 110944 - 110944
Опубликована: Окт. 4, 2023
Язык: Английский
Sida cordifolia L. attenuates behavioral hypersensitivity by interfering with KIF17-NR2B signaling in rat model of neuropathic pain
Journal of Ethnopharmacology,
Год журнала:
2023,
Номер
319, С. 117085 - 117085
Опубликована: Авг. 26, 2023
Язык: Английский
Making the case for prophylactic use of betaine to promote brain health in young (15–24 year old) athletes at risk for concussion
Frontiers in Neuroscience,
Год журнала:
2023,
Номер
17
Опубликована: Сен. 22, 2023
Betaine
supplementation
in
the
context
of
human
nutrition,
athletic
performance,
and
clinical
therapy
demonstrate
that
osmolyte
methyl
donor,
betaine,
is
cytoprotective
beneficial
to
health.
These
studies
also
betaine
healthy
humans
straight-forward
with
no
reported
adverse
effects.
Here,
we
explore
uptake
central
nervous
system
(CNS)
contribute
evidence
may
be
uniquely
protective
brain.
We
specifically
describe
therapeutic
potential
implications
on
inhibition
mediated
by
GABA
glycine
neurotransmission.
The
influence
neurophysiology
complement
betaine’s
role
as
an
metabolite
consistent
betaine-mediated
improvements
cognitive
function
(reported
elderly
populations)
its
anti-convulsant
properties.
Betaine’s
neurological
disorders
including
epilepsy
neurodegenerative
diseases
combined
benefits
performance
support
unique
application
a
prophylaxis
concussion.
As
example,
identify
young
athletes
(15–24
years
old),
especially
females,
for
prophylactic
promote
brain
health
resilience
cohort
at
high
risk
concussion
developing
Alzheimer’s
disease.
Язык: Английский