Environmental Toxicology and Pharmacology,
Journal Year:
2023,
Volume and Issue:
104, P. 104307 - 104307
Published: Nov. 1, 2023
The
present
study
aimed
to
quantify
the
concentration
levels
of
potentially
toxic
elements
(PTEs)
such
as
aluminum,
arsenic,
cadmium,
chromium,
copper,
nickel,
lead,
zinc,
and
mercury,
well
microplastics
occurrence
in
various
tissues
fish
seafood
species,
commercialized
Lower
Danube
River
Basin.
A
health
risk
assessment
analysis
was
performed
based
on
PTEs
muscle
tissue.
Estimated
daily
intake
(EDI),
target
hazard
quotient
(THQ),
index
(HI),
cancer
(TR)
were
calculated.
It
observed
that
species
within
category
registered
highest
PTEs.
For
instance,
tissue
bivalve
Mytilus
galloprovincialis
(from
Black
Sea),
value
case
Zn
(37.693
mg/kg),
presence
polystyrene
polymer
identified.
values
associated
with
EDI,
THQ,
HI,
TR
PTE
exposure
significantly
lower
than
1.
Aquatic Toxicology,
Journal Year:
2023,
Volume and Issue:
261, P. 106627 - 106627
Published: June 29, 2023
Enrofloxacin
(ENR)
is
a
broad-spectrum
antibiotic
widely
used
due
to
its
efficacy
against
pathogens.
Microplastics
(MPs)
may
bind
ENR
and
reduce
efficiency,
whereas
there
would
be
an
increase
in
toxicity,
bioavailability,
bio-accumulation
rates.
Therefore,
the
hypothesis
that
interaction
between
MPs
can
alter
their
toxicity
bioavailability.
The
subjective
of
this
study
examine
various
concentrations
(0,
1.35,
2.7
ml
Kg-1
diet)
1000,
2000
mg
alone
combination
for
21
days.
rainbow
trout
(Oncorhynchus
mykiss)
economic
aquaculture
species
as
experimental
model
ecotoxicology
studies.
Blood
biochemical
analytes
indicated
led
increasing
enzymatic
activity
each
biomarker,
except
gamma-glutamyl-transferase
(GGT).
Alterations
related
triglycerides,
cholesterol,
glucose,
urea,
creatinine,
total
protein,
albumin
blood
contents
were
observed.
An
elevation
levels
superoxide
dismutase
(SOD),
malondialdehyde
(MDA),
glucose
6-phosphate
dehydrogenase
(G6PDH)
was
found
liver.
In
contrast,
catalase
(CAT)
glutathione
peroxidase
(GPx)
decreased.
Furthermore,
decline
observed
cellular
antioxidant
(ANT)
levels.
These
findings
suggested
could
affect
fish
health
both
independently
together.
Consequently,
determined
when
present
high
concentrations,
amplified,
providing
further
evidence
synergistic
impact
on
toxicity.
Comparative Biochemistry and Physiology Part C Toxicology & Pharmacology,
Journal Year:
2023,
Volume and Issue:
270, P. 109645 - 109645
Published: May 5, 2023
Plastics,
long-chain
artificial
polymers,
are
used
worldwide
with
a
global
production
of
350
million
tonnes
per
year.
Various
degradation
processes
transform
plastics
into
smaller
fragments
divided
micro,
meso
and
macroplastics.
In
various
industries,
such
as
construction,
certain
plastic
additives
to
improve
flexibility
enhance
performance.
Plastic
include
phthalates
(PAE),
dibutyl
phthalate
(DPB)
diethyl
(DEP).
Due
the
use
additives,
these
small
different
shapes
colours
present
in
all
environmental
compartments.
For
their
characteristics,
PAEs
can
be
introduced
particularly
by
ingestion,
inhalation
dermal
absorption.
They
accumulate
human
body,
where
they
have
already
been
identified
blood,
amniotic
fluid
urine.
The
purpose
this
review
is
gather
effects
that
on
systems
body.
Being
endocrine
disruptors,
erythrocytes
how
considered
targets
for
xenobiotics
analysed.
influence
reproductive
system
was
also
examined.
Phthalates
therefore
often
overused.
properties,
reach
tissues
negative
impact
health.
aim
give
an
overview
presence
hazards.
Therefore,
should
reduced,
replaced
disposal
improved.
