Frontiers in Ecology and Evolution,
Год журнала:
2020,
Номер
8
Опубликована: Апрель 7, 2020
Pollutants,
and
more
generally,
environmental
stressors,
are
a
neglected
source
of
behavioral
cognitive
variations
in
wild
populations.
Based
on
recent
literature
fish,
we
highlight
four
interesting
research
perspectives
to
better
understand
the
effects
pollutants
links
between
behavior,
cognition
fitness.
First,
(1)
review
neurotoxic
fish
personality
cognition.
These
could
turn
affect
level
exposure
pollutants,
potentially
generating
feedback
loops
that
may
amplify
Second,
propose
(2)
should
be
studied
multistress
context,
i.e.
realistic
conditions
combination
with
other
because
some
stressors
Third
(3),
existing
studies
show
physiological
traits
often
linked
syndromes.
Pollutants
lead
syndrome
disruption,
which
evolutionary
trajectories
exposed
Future
thus
focus
complex
consequences
trajectories.
Fourth,
(4)
chronic
pollution
local
(mal)adaptation,
result
into
high
intraspecific
variability
sensitivity
among
In
addition,
responses
constrain,
or
constrained
by
stressors.
We
encourage
future
use
integrative
approaches
bridge
gap
ecotoxicology,
ecology
framework
improve
our
ability
predict
anthropogenic
wildlife.
Ecotoxicology and Environmental Safety,
Год журнала:
2020,
Номер
208, С. 111570 - 111570
Опубликована: Ноя. 13, 2020
Traditional
brominated
flame
retardants
(BFRs)
negatively
affect
the
environment
and
human
health,
especially
in
sensitive
(developing)
nervous
system.
Considering
physicochemical
similarities
between
novel
(NBFRs)
BFRs,
more
evidence
reveals
neurotoxic
effects
of
NBFRs.
We
reviewed
neuro(endocrine)
toxic
NBFRs
vivo
vitro
discussed
their
action
mechanisms
based
on
available
information.
The
potential
has
been
demonstrated
through
direct
neurotoxicity
disruption
neuroendocrine
system,
with
adverse
neurobehavioral
reproductive
development.
Mechanistic
studies
have
shown
that
impact
is
related
to
complex
interaction
neural
endocrine
signals.
From
disrupting
gender
differentiation
brain,
altering
serum
thyroid/sex
hormone
levels,
gene/protein
expression,
so
on,
interfere
feedback
effect
different
levels
HPG/HPT
axis.
In
this
paper,
mechanism
explored
from
a
new
perspective-neuro
interactions.
Gaps
toxicity
data
system
are
supplemented
provide
broader
dataset
for
complete
risk
assessment.
Chemosphere,
Год журнала:
2024,
Номер
364, С. 143214 - 143214
Опубликована: Авг. 29, 2024
Anthropogenic
activities
have
led
to
increased
levels
of
contaminants
that
pose
significant
threats
aquatic
organisms,
particularly
fishes.
One
such
contaminant
is
Selenium
(Se),
a
metalloid
which
released
by
various
industrial
including
mining
and
fossil
fuel
combustion.
crucial
for
physiological
functions,
however
it
can
bioaccumulate
become
toxic
at
elevated
concentrations.
Given
fishes
are
key
predators
in
ecosystems
major
protein
source
humans,
Se
accumulation
raises
considerable
ecological
food
safety
concerns.
induces
toxicity
the
cellular
level
disrupting
balance
between
reactive
oxygen
species
(ROS)
production
antioxidant
capacity
leading
oxidative
damage.
Chronic
exposure
impairs
wide
range
critical
functions
metabolism,
growth
reproduction.
also
potent
teratogen
types
adverse
developmental
effects
fishes,
mainly
due
its
maternal
transfer
eggs.
Moreover,
persist
across
generations.
Furthermore,
Se-induced
stress
brain
driver
neurotoxicity,
leads
impairment
several
ecologically
important
behaviours
cognition
memory
social
preference
interactions,
anxiety
response.
Our
review
provides
an
up-to-date
in-depth
analysis
while
identifying
knowledge
gaps
need
be
addressed
future
research
greater
insights
into
impact
ecosystems.
