Scientific Reports,
Journal Year:
2020,
Volume and Issue:
10(1)
Published: June 25, 2020
Abstract
Exposure
to
stress
during
early
life
affects
subsequent
behaviors
and
increases
the
vulnerability
adult
pathologies,
a
phenomenon
that
has
been
well
documented
in
humans
rodents.
In
this
study,
we
introduce
chronic
unpredictable
protocol
adapted
young
zebrafish,
which
is
an
increasingly
popular
vertebrate
model
neuroscience
research.
We
exposed
zebrafish
series
of
intermittent
mild
stressors
from
day
10
17
post-fertilization.
The
stressed
fish
showed
reduced
exploration
novel
environment
one
post-stress
increased
responsiveness
dark-light
transition
two
days
post-stress,
indicative
heightened
anxiety-related
behaviors.
stress-induced
decrease
lasted
for
at
least
three
returned
control
levels
within
week.
Moreover,
were
on
average
8%
smaller
than
their
siblings
All
together,
our
results
demonstrate
develop
growth
behavioral
alterations
akin
those
observed
rodent
models.
Scientific Reports,
Journal Year:
2020,
Volume and Issue:
10(1)
Published: June 25, 2020
Abstract
Exposure
to
stress
during
early
life
affects
subsequent
behaviors
and
increases
the
vulnerability
adult
pathologies,
a
phenomenon
that
has
been
well
documented
in
humans
rodents.
In
this
study,
we
introduce
chronic
unpredictable
protocol
adapted
young
zebrafish,
which
is
an
increasingly
popular
vertebrate
model
neuroscience
research.
We
exposed
zebrafish
series
of
intermittent
mild
stressors
from
day
10
17
post-fertilization.
The
stressed
fish
showed
reduced
exploration
novel
environment
one
post-stress
increased
responsiveness
dark-light
transition
two
days
post-stress,
indicative
heightened
anxiety-related
behaviors.
stress-induced
decrease
lasted
for
at
least
three
returned
control
levels
within
week.
Moreover,
were
on
average
8%
smaller
than
their
siblings
All
together,
our
results
demonstrate
develop
growth
behavioral
alterations
akin
those
observed
rodent
models.