Bisphenol
A
analogs
(BPA
analogs)
are
emerging
contaminants
with
a
rising
production
caused
by
the
replacement
of
BPA
these
compounds.
The
increased
is
leading
to
an
release
into
various
ecosystems,
including
sea.
aim
this
study
was
evaluate
biological
effects
on
primary
producer,
diatom
Phaeodactylum
tricornutum
Bohlin.
Three
different
(BPAF,
BPF,
and
BPS)
their
mixture
were
tested
at
environmental
relevant
concentration
300
ng/L.
Growth
curve,
cell
size
several
biomarkers
oxidative
stress
damage
measured.
Our
results
indicated
that
compounds
alteration
growth
induced
altering
many
antioxidant
enzymes.
However,
no
damages
observed.
International Journal of Environmental Research and Public Health,
Journal Year:
2025,
Volume and Issue:
22(3), P. 402 - 402
Published: March 10, 2025
Plastic
and
plasticizer
pollution
has
been
a
concern
worldwide
over
the
past
decade.
Bis(2-ethylhexyl)
phthalate
(DEHP)
is
most
produced
detected
in
coastal
marine
ecosystems.
This
study
aimed
to
assess
toxicity
of
acute
exposure
(24,
48,
72,
96
h)
DEHP
concentrations
(0.045–6.00
mg·L−1)
on
estuarine
tropical
species
from
distinct
trophic
levels.
The
lethality
sublethal
responses
were
assessed
two
microorganisms
three
invertebrates,
independently.
microorganisms—the
microalga
Tetraselmis
sp.
microbial
consortium
MP001—showed
high
tolerance
density-rising
tendency
during
DEHP.
Among
mortality
brine
shrimp
Artemia
amphipod
Apohyale
media
rose
with
increasing
concentrations.
However,
A.
was
more
sensitive
across
time
since
its
reached
100%
almost
all
72
h.
dark
false
mussel
Mytilopsis
leucophaeata
tolerant
invertebrate:
no
significant
(≤20%)
observed
exclusively
h
at
intermediate–high
M.
presented
that
seem
be
good
endpoints
for
ecotoxicological
assays.
These
results
reinforce
evidence
contamination
risks
ecosystems,
as
well
suggest
candidate
biodegradation.
International Journal of Molecular Sciences,
Journal Year:
2025,
Volume and Issue:
26(10), P. 4811 - 4811
Published: May 17, 2025
Bisphenol
A
(BPA)
is
a
high-production-volume
industrial
chemical
and
component
of
commonly
used
plastic
products.
However,
it
also
an
endocrine-disrupting
that
can
negatively
affect
human
health.
It
not
yet
known
whether
associated
with
the
development
epithelial
ovarian
cancer
(EOC),
severe
highly
fatal
disease.
Therefore,
purpose
this
study
was
to
determine
concentrations
BPA
in
urine
women
EOC
or
borderline
tumors
(EBOTs)
using
gas
chromatography
tandem
mass
spectrometry
(GC-MS/MS)
find
their
possible
associations
kidney
function
at
molecular
level,
blood
biochemical
parameters
related
metabolism,
anti-Müllerian
hormone
(AMH)
(a
marker
reserve/fertility),
lifestyle
habits
determined
via
questionnaire
comparison
healthy
controls.
The
results
suggest
unadjusted
urine-specific-gravity-adjusted
levels
were
significantly
increased
EOC/EBOT.
positively
urinary
creatinine
(p
=
0.007)
all
EOC/EBOT
after
adjustment
for
age,
body
index,
pregnancy
multiple
linear
regression
analysis.
This
may
be
injury.
no
association
found
between
serum
AMH
women.
Women
malignancies
more
exposed
products
storing
foods
drinks.
Some
habits,
including
refilling
bottles,
correlate
higher
across
entire
cohort
When
considering
EBOT,
necessary
consider
potential
exposure
BPA,
as
reflected
habits.
Aquatic Toxicology,
Journal Year:
2024,
Volume and Issue:
272, P. 106970 - 106970
Published: May 21, 2024
As
well-known,
microalgae
have
a
pivotal
role
in
aquatic
environments,
being
the
primary
producer.
In
this
study,
we
investigated
effects
of
Bisphenol
A
(BPA)
analogues
on
cell
ultrastructure,
reactive
oxygen
species
(ROS)
production
and
photosynthetic
pigment
responses
diatom
Phaeodactylum
tricornutum.
Microalgae
were
exposed
during
both
exponential
stationary
growth
phases
to
an
environmental
relevant
concentration
(300
ng/L)
three
differing
BPA
(BPAF,
BPF,
BPS)
their
mixture
(100
ng/L
each
compound).
Bioaccumulation
such
compounds
was
also
analysed.
During
phase,
significant
increase
percentage
cells
with
hydrogen
peroxide
recorded
after
exposure
BPS
MIX.
Conversely,
no
total
chlorophylls
carotenoids
observed.
phase
observed
that
control
cultures
had
chloroplasts
well-organized
thylakoid
membranes
central
pyrenoid.
On
contrary,
culture
treated
MIX
showed
characterized
by
evident
dilation
membranes.
The
presence
degeneration
areas
cytoplasm
recorded.
regular
system,
whereas
analogues-exposed
deep
degradation
but
without
alterations
system.
Lipid
bodies
visible
microalgae.
Lastly,
bioaccumulated
mainly
alone
or
Overall,
results
obtained
revealed
can
affect
some
important
biochemical
ultrastructure
features
microalgae,
promoting
ROS
production.
capability
bioaccumulate
bisphenols
suggest
potential
ecotoxicological
risk
for
filter-feeders
organisms.
