Ecotoxicological effects of per- and polyfluoroalkyl substances in aquatic organisms: A review
Mi-Song Hong,
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Jin-Sol Lee,
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Min‐Chul Lee
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et al.
Marine Pollution Bulletin,
Journal Year:
2025,
Volume and Issue:
214, P. 117678 - 117678
Published: Feb. 20, 2025
Language: Английский
Exploring the neurodegenerative potential of per- and polyfluoroalkyl substances through an adverse outcome pathway network
The Science of The Total Environment,
Journal Year:
2025,
Volume and Issue:
969, P. 178972 - 178972
Published: Feb. 28, 2025
While
emerging
evidence
links
per-
and
polyfluoroalkyl
substances
(PFAS)
to
neurotoxicity,
their
potential
role
in
neurodegeneration
remains
poorly
understood.
Moreover,
existing
neurodegeneration-related
adverse
outcome
pathways
(AOPs)
available
on
AOP-Wiki
have
not
yet
been
integrated
into
a
unified
network.
To
address
these
gaps,
this
study
aims
develop
the
first
AOP
network
utilize
it
explore
possible
contributions
of
long-chain
legacy
PFAS
neurodegeneration,
specifically
concerning
Alzheimer's
Parkinson's
diseases.
A
total
74
AOPs
were
screened
from
AOP-Wiki,
which
13
met
eligibility
criteria
incorporated
We
analyzed
resulting
using
topological
parameters
such
as
in-degree,
out-degree,
eccentricity,
betweenness
centrality.
elucidate
mechanistic
exposure
neurodegenerative
pathways,
we
linking
key
events
(KEs)
within
The
results
highlighted
increased
intracellular
calcium
hub
with
highest
connectivity
followed
by
critical
KEs
neuronal
apoptosis,
oxidative
stress,
N-methyl-d-aspartate
receptor
(NMDA-R)
overactivation,
mitochondrial
dysfunction.
Consistent
toxicological
evidence,
indicate
that
may
adversely
affect
neurotransmitter
systems,
particularly
through
NMDA-R
leading
excitotoxicity.
This
result
dyshomeostasis,
dysfunction,
inflammatory-oxidative
cascades,
neuroinflammation,
cell
death.
By
providing
basis
for
understanding
PFAS,
offers
crucial
framework
assessing
risks
associated
chemicals
inform
future
regulatory
measures
public
health
strategies.
Further
experimental
validation
is
needed
confirm
animal
models
or
human
populations.
Language: Английский
The Toxicological Effects of Perfluorooctanoic Acid (Pfoa) Exposure in Large Yellow Croaker (Larimichthys Crocea): Linking Liver Damage to Gut Microbiota Dysbiosis
Yadong Xue,
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Mingzhe Yuan,
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Zhennan Sun
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et al.
Published: Jan. 1, 2025
Language: Английский
Exploring Disparities in Gill Physiological Responses to NaHCO3-Induced Habitat Stress in Triploid and Diploid Crucian Carp (Carassius auratus): A Comprehensive Investigation Through Multi-Omics and Biochemical Analyses
Shicheng Han,
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Lin Han,
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Fangying Yuan
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et al.
Metabolites,
Journal Year:
2024,
Volume and Issue:
15(1), P. 5 - 5
Published: Dec. 30, 2024
Background:
Owing
to
the
progressive
rise
in
saline
waters
globally,
resulting
detrimental
impacts
on
freshwater
aquaculture,
underlying
molecular
distinctions
governing
response
alkaline
stress
between
diploid
and
triploid
crucian
carp
remain
unknown.
Methods:
This
investigation
explores
effects
of
20
60
mmol
NaHCO3
over
30
days
gills
carp,
employing
histological,
biochemical,
multi-omic
analyses.
Results:
Findings
reveal
structural
damage
gill
lamellas
examined
tissue.
Diploid
exhibit
heightened
activities
superoxide
dismutase
(SOD),
catalase
(CAT),
glutathione
peroxidase
(GSH-Px),
phosphatase
(AKP),
alongside
lower
malondialdehyde
(MDA)
urea
nitrogen
(BUN)
levels
compared
counterparts.
Metabolomic
investigations
suggest
alterations
purine
metabolism,
lipid
sphingolipid
aminoglycan
nucleotide
sugar
metabolism
following
exposure.
Transcriptomic
data
indicate
differential
expression
genes
associated
with
complement
coagulation
cascades,
IL-17
signaling
pathways,
Toll-like
receptor
pathways.
Conclusions:
Overall,
NaHCO3-induced
leads
significant
tissue
damage,
accompanied
by
reactive
oxygen
species
(ROS)
production
causing
oxidative
disruptions
carp.
Furthermore,
an
inflammatory
cells
triggers
immune
response.
superior
antioxidant
capacities
counterparts,
while
also
displaying
reduced
responses
vivo.
Notably,
efficiently
excrete
excess
BUN
through
mitigating
protein
amino
acid
imbalances
caused
accumulation.
enables
them
allocate
less
energy
for
coping
external
environmental
stress,
redirecting
surplus
toward
growth
development.
The
above
results
that
organisms
can
better
adapt
saline–alkaline
environments.
this
study
provides
novel
perspectives
into
selection
different
ploidy
waters.
Language: Английский