Journal of Applied Toxicology,
Journal Year:
2025,
Volume and Issue:
45(6), P. 964 - 975
Published: Feb. 5, 2025
Toxic
manifestations
of
different
antibiotics
and
metal
compounds
have
been
studied
comprehensively
in
the
last
decades;
however,
their
co-toxicity
on
aquatic
organisms
is
poorly
investigated.
This
study
aimed
to
evaluate
oxidative
stress
imposed
zebrafish
kidney
tissue
when
exposed
amoxicillin
(AMX,
10
μg/L)
alone
or
combination
with
50
μg/L
As2O3
(equivalent
37.87
As)
and/or
15
mg/L
NaF
6.8
F)
for
days.
We
observed
increased
levels
cellular
ROS,
MDA,
GSH
along
activity
CAT
enzyme
all
treated
groups.
Disrupted
histoarchitecture,
including
degeneration
tubular
cells,
vacuolation,
necrotic
spots,
was
indicative
damage.
mRNA
expression
responsive
genes
like
nrf2,
gpx1,
hsp70,
keap1,
nqo1,
cat,
ho1
corroborated
data.
Translocation
Nrf2
from
cytoplasm
nucleus
its
subsequent
higher
Moreover,
mixture
effects
AMX
+
As
F
were
more
severe
than
other
combinations,
while
unique
exposure
had
minimum
effects.
Highlighting
involvement
Nrf2-Keap1-ARE
pathway,
these
findings
make
us
aware
synergistic
response
AMX,
As,
ecosystem,
putting
forward
a
great
threat
humankind.
Sustainability,
Journal Year:
2022,
Volume and Issue:
14(18), P. 11784 - 11784
Published: Sept. 19, 2022
Aquatic
environmental
pollution
is
a
rather
worrying
and
increasingly
topical
problem
that
requires
the
development
promotion
of
innovative
ecofriendly
technologies.
Pollutants
in
water
include
many
common
substances
can
reach
aquatic
ecosystems
through
several
pathways
including
wastewater,
atmosphere,
ship
discharges,
other
sources.
Most
these
toxic
compounds
are
internalized
by
organisms,
leading
to
bioaccumulation
tissues
reaching
any
level
food
chain
biomagnification
process.
These
mechanisms
develop
into
adverse
effects
on
physiology
organisms
biochemical
processes
natural
ecosystems,
thus
affecting
animals,
environments,
indirectly,
human
health.
Innovative
technologies
tackle
marine
bioremediation:
suitable,
biological,
ecological
approach
enhances
ability
micro-organisms
transform
waste
forms
be
used
organisms.
In
this
context,
appear
essential
for
detoxification
systems
due
their
metabolic
activity.
This
review
provides
careful
analysis
characteristics
main
pollutants
affect
with
focus
environments.
It
also
offers
clear
guidance
biological
strategies
employed
prevent,
limit,
remediate
anthropogenic
influences
Catalysts,
Journal Year:
2024,
Volume and Issue:
14(3), P. 189 - 189
Published: March 10, 2024
A
large
variety
of
pharmaceutical
compounds
have
recently
been
detected
in
wastewater
and
natural
water
systems.
This
review
highlighted
the
significance
removing
compounds,
which
are
considered
indispensable
emerging
contaminants,
from
Various
advanced
oxidation
processes
(AOPs),
including
UV-H2O2,
Fenton
photo-Fenton,
ozone-based
processes,
photocatalysis,
physical
such
as
sonolysis,
microwave,
electron
beam
irradiation,
regarded
most
viable
methods
to
eliminate
different
categories
discussed.
All
these
AOPs
exhibit
great
promising
techniques,
catalytic
degradation
process
advantages,
disadvantages
each
technique
were
deliberated.
Heterogeneous
photocatalysis
employing
metal
oxides,
particularly
anatase
TiO2
nanoparticles
catalysts
activated
by
UV
light
was
reviewed
terms
electron–hole
separation,
migration
charge
carriers
catalyst
surfaces,
redox
potential
carriers.
brief
overview
also
emphasized
that
TiO2-based
nanomaterials
photocatalysts,
a
combination
other
enhanced
photocatalytic
efficiency.
Finally,
challenges
applying
environmental
remediation
treatments
degrade
mass
spectroscopic
analysis
biological
activity
test
by-products
contaminants
resulting
summarized.
Chemosphere,
Journal Year:
2023,
Volume and Issue:
336, P. 139273 - 139273
Published: June 19, 2023
Due
to
their
uncontrolled
use,
plastics
has
become
an
environmental
concern,
not
only
for
varying
dimension
but
also
the
potential
release
of
substances
such
as
phthalates
(PAEs)
and
non-phthalates
(NPPs)
into
water.
Phthalates
are
most
common
plasticizers
non-phthalate
di
(2-ethylhexyl)
terephthalate
(DEHT)
have
been
lately
found
in
marine
environment.
Mytilus
galloprovincialis
is
a
well-known
bioindicator
aquatic
environments
due
its
ability
accumulate
wide
variety
xenobiotics,
including
plasticizers.
Hence,
aim
this
study
was
evaluate
bioaccumulation
effects
NPP
DEHT
on
M.
galloprovincialis.
To
purpose,
following
exposure
at
1
mg/l
(DEHT1)
100
(DEHT100),
accumulation
tissues
total
lipids
fatty
acid
(FA)
composition,
protein
content,
cell
viability,
recover
volume
changes
biomarkers
oxidative
stress
were
assessed.
Mussels
able
bioaccumulate
tissues,
with
statistically
significant
increase
compared
control
organisms.
Differences
FA
composition
observed
after
exposure,
since
C16:0,
C18:0,
C20:5ω-3
C22:6ω-3
significantly
decreased
from
exposed
groups.
As
result,
SFA,
MUFA
PUFA
affected
DEHT-exposed
Also,
varied
DEHT100-group.
Considering
physiological
responses,
both
groups
lost
return
original
digestive
gland
(DG)
cells.
On
other
hand,
gills
DG
by
exposure.
Overall,
showed
first
time
that
differentially
affect
mussels,
lipid
metabolism,
well
cellular
parameters.
Frontiers in Physiology,
Journal Year:
2023,
Volume and Issue:
14
Published: Sept. 13, 2023
Introduction:
Bivalve
molluscs
like
Mytilus
galloprovincialis
are
valuable
bioindicators
due
to
their
filter-feeding
lifestyle,
wide
distribution,
and
ability
concentrate
xenobiotics.
Studying
the
effects
of
pharmaceuticals
on
these
is
crucial
given
presence
in
surface
waters.
This
study
investigated
response
M.
chlorpromazine
(Cpz),
an
antipsychotic
with
antiviral
activity
against
influenza,
HIV,
coronaviruses
human
cells.
Methods:
In
this
study,
we
examined
14-day
impact
(Cpz)
model
species
at
two
concentrations
(Cpz
1:
12
ng
L-1
or
37
pM;
Cpz
2:
µg
nM).
To
ensure
controlled
exposure,
a
stock
solution
was
prepared
introduced
into
tanks
match
intended
concentrations.
Seawater
solutions
were
refreshed
every
48
h.
The
primary
focus
centered
evaluating
cell
viability,
volume
regulation,
oxidative
stress
indicators.
Results:
Although
as
assessed
by
decreasing
regulatory
Regulation
decrease,
did
not
show
statistically
significant
changes
during
experiment,
digestive
other
hand,
showed
decrease
(p
<
0.01)
2
group,
suggesting
general
health
survival
Biochemically,
both
1
2,
superoxide
dismutase
increased,
while
catalase
(CAT)
decreased,
causing
elevated
lipid
peroxidation
thiobarbituric
acid-reactive
substances
protein
carbonyls,
particularly
group.
level
reduced
glutathione
(GSH)
increased
exposures,
whereas
GSSG
only
Consequently,
GSH/GSSG
ratio
group
only.
Discussion:
A
comparison
magnitudes
anti-
pro-oxidative
manifestations
indicated
shift
exposures.
These
findings
that
induces
non-specific
symptoms
biochemical
cellular
disturbances
even
low
picomolar
concentration.
Comparative Biochemistry and Physiology Part C Toxicology & Pharmacology,
Journal Year:
2023,
Volume and Issue:
268, P. 109597 - 109597
Published: March 6, 2023
Mancozeb
and
metalaxyl
are
fungicidal
agents
frequently
used
in
combination
to
control
fungi
crops
that
may
affect
non-target
organisms
when
entering
ecosystems.
This
study
aims
evaluate
the
environmental
effects
of
(MAN)
Metalaxyl
(MET),
alone
combination,
on
zebrafish
(Danio
rerio)
as
an
experimental
model.
The
oxidative
stress
biomarkers
transcription
genes
involved
detoxification
were
assessed
after
co-exposure
MAN
(0,
5.5,
11
μg
L-1)
MET
6.5,
13
mg
for
21
days.
Exposure
induced
a
significant
increase
expression
related
mechanisms
(Ces2,
Cyp1a,
Mt2).
Although
Mt1
gene
increased
fish
exposed
L-1
combined
with
MET,
was
down-regulated
significantly
other
groups
(p
<
0.05).
exposure
both
fungicides
showed
synergistic
levels
manifested
mainly
at
highest
concentration.
0.05)
alkaline
phosphatase
(ALP)
transaminases
(AST
ALT),
catalase
activities,
total
antioxidant
capacity,
malondialdehyde
(MDA)
contents
hepatocytes
detected,
lactate
dehydrogenase
(LDH),
gamma-glutamyl
transferase
(GGT)
hepatic
glycogen
content
decreased
Overall,
these
results
emphasize
can
synergistically
(except
Mt2)
biochemical
indicators
zebrafish.
Chemosphere,
Journal Year:
2023,
Volume and Issue:
350, P. 141079 - 141079
Published: Dec. 29, 2023
The
antipsychotic
chlorpromazine
(Cpz)
has
raised
concern
as
a
pharmaceutical
effluent
due
to
its
wide
medical
applications.
Moreover,
potent
pro-oxidant
properties
and
impact
on
the
cell
viability
of
marine
mollusc
Mytilus
galloprovincialis,
even
at
low
concentrations
(ng/L),
have
been
noted.
Based
this
evidence,
in
study,
we
investigated
physiological
effects
Cpz
M.
elucidate
fate
within
organism,
terms
bioaccumulation,
biotransformation,
byssus
changes
stress
responses
cellular
thiolome.
Histological
indicators
vitality
analyses
were
also
performed
better
evaluate
influence
drug
morphology
digestive
gland.
To
end,
two
different
(Cpz
I
(12
ng/L
or
37
pM)
II
μg/L
nM))
administered
mussels
over
14
days.
accumulation
gland
significantly
increased
with
water
concentration
(BCF
II).
Biochemical
indicated
lysosomal
dysfunction,
reflected
elevated
total
Cathepsin
D
activity
compromised
membrane
stability.
Stress-related
metal-buffering
proteins
(GST
metallothionein)
responded
both
concentrations.
induced
phase
biotransformation
(CYP450-dependent
EROD),
while
triggered
caspase-3
activation,
indicative
detoxification
overload.
analysis
revealed
atrophy,
epithelial
thinning,
haemocyte
infiltration,
brown
presence.
Byssus
showed
significant
alterations.
In
conclusion,
our
study
underscores
Cpz-induced
histological
posing
potential
implications
for
mussel
health
confirming
utilisation
an
indication
ecotoxicity.
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(5), P. 4952 - 4952
Published: March 3, 2023
Even
though
the
toxic
effects
of
antibiotics
and
heavy
metals
have
been
extensively
studied
in
last
decades,
their
combined
adverse
impact
on
aquatic
organisms
is
poorly
understood.
Therefore,
objective
this
study
was
to
assess
acute
a
ciprofloxacin
(Cipro)
lead
(Pb)
mixture
3D
swimming
behavior,
acetylcholinesterase
(AChE)
activity,
lipid
peroxidation
level
(MDA—malondialdehyde),
activity
some
oxidative
stress
markers
(SOD—superoxide
dismutase
GPx—glutathione
peroxidase),
essential
elements
content
(Cu—copper,
Zn—zinc,
Fe—iron,
Ca—calcium,
Mg—magnesium,
Na—sodium
K—potassium)
body
zebrafish
(Danio
rerio).
For
purpose,
were
exposed
environmentally
relevant
concentrations
Cipro,
Pb,
for
96
h.
The
results
revealed
that
exposure
Pb
alone
with
Cipro
impaired
exploratory
behavior
by
decreasing
elevating
freezing
duration.
Moreover,
significant
deficiencies
Ca,
K,
Mg,
Na
contents,
as
well
an
excess
Zn
level,
observed
fish
tissues
after
binary
mixture.
Likewise,
treatment
inhibited
AChE
increased
GPx
MDA
level.
produced
more
damage
all
endpoints,
while
had
no
effect.
findings
highlight
simultaneous
presence
environment
can
pose
threat
health
living
organisms.