International Journal of Environmental Research and Public Health,
Journal Year:
2024,
Volume and Issue:
22(1), P. 17 - 17
Published: Dec. 27, 2024
The
production
of
plastics
and
associated
products,
including
microplastics
(MPs),
has
been
surging
over
the
past
several
decades
now
poses
a
grave
environmental
threat.
This
is
because
when
not
appropriately
recycled,
incinerated,
or
disposed
in
fully
contained
landfills,
plastic
waste
manifests
as
potent
pollutant,
with
vast
amounts
finding
their
way
into
oceans
annually,
adversely
impacting
marine
life
ecosystems.
Additionally,
research
also
confirms
there
are
direct
impacts
from
MPs
on
water,
air,
soil,
ecosystem
human
health.
study
investigated
all
aspects
such
generation
consumption,
presence
oceans,
ultimate
fate.
Next,
comprehensive
literature
search
was
performed
to
identify
have
watercourses
soils
eventually
ocean,
taking
consideration
coupled
metals
emerging
contaminants
adsorbed
onto
MPs.
Then,
model
estimate
number
then
using
toxicity
humans
aquatic
would
become
toxic
humanity
described.
Utilizing
model,
it
possible
year
ocean
could
potentially
broadly
toxic,
for
both
life,
under
different
emissions
scenarios.
estimates
conclude
that
current
MP
discharge
growth,
between
2398
2456,
growth
only
until
2020,
be
reached
2408
2472,
ending
humanity.
Finally,
remediation
strategies
described
prevent
becoming
by
focusing
various
action
items
education
awareness,
reducing
utilization
single-use
plastic,
conventional
innovative
can
used
treatment
stormwater
wastewater.
Cells,
Journal Year:
2025,
Volume and Issue:
14(1), P. 44 - 44
Published: Jan. 3, 2025
Microplastics
(MPs)
in
fish
can
cross
the
intestinal
barrier
and
are
often
bioaccumulated
several
tissues,
causing
adverse
effects.
While
impacts
of
MPs
on
well
documented,
mechanisms
their
cellular
internalization
remain
unclear.
A
rainbow-trout
(Oncorhynchus
mykiss)
platform,
comprising
proximal
distal
epithelial
cells
cultured
an
Alvetex
scaffold,
was
exposed
to
50
mg/L
(size
1–5
µm)
for
2,
4,
6
h.
MP
uptake
faster
RTpi-MI
compared
RTdi-MI.
Exposure
microplastics
compromised
integrity
by
disrupting
tight-junction
protein
zonula
occludens-1,
inducing
significant
decreases
transepithelial-electrical-resistance
(TEER)
values.
Consequently,
were
internalized
fibroblasts.
The
expression
genes
related
endocytosis
(cltca,
cav1),
macropinocytosis
(rac1),
tight
junctions’
formation
(oclna,
cldn3a,
ZO-1)
analyzed.
No
differences
observed
cltca,
oclna,
cldn3a
expression,
while
upregulation
cav1,
rac1,
ZO-1
detected,
suggesting
as
route
internalization,
since
also
cav1
indirectly
this
mechanism.
obtained
results
consistent
with
data
previously
reported
vivo,
confirming
its
validity
identifying
pathways.
This
could
help
develop
strategies
mitigate
absorption
through
ingestion.
Reviews in Aquaculture,
Journal Year:
2025,
Volume and Issue:
17(1)
Published: Jan. 1, 2025
ABSTRACT
Aquaculture
farming
discharges
large
volumes
of
fish
sludge,
consisting
particulate
organic
matter
from
feed
spill
and
feces.
Fish
sludge
land‐based
salmonid
aquaculture
systems
can
potentially
be
used
to
low‐trophic
species
such
as
marine
polychaetes
insects.
Further
use
these
invertebrates
may
provide
a
more
sustainable
chain.
However,
food
security
must
not
compromise
or
safety.
The
is
currently
permitted
in
the
European
Union
(EU).
A
regulatory
assessment
that
considers
integration
circular
bioeconomy
requires
knowledge
potential
chemical
biological
risks
involved.
This
review
has
compiled
data
existing
literature
on
occurrence
hazards,
well
physical
properties
sludge.
along
this
chain,
novel
ingredient
production,
are
discussed
light
EU
framework.
Within
available,
but
scarce,
hazards
there
no
clear
evidence
unsafe
for
material
if
treatment
criteria
established
regulations
followed.
Scarcity
implies
level
uncertainty,
necessary
risk.
For
some
elements
concern
exceed
limits,
limited
pollutants.
highlights
considerable
gaps
concerning
system.
Annals of Animal Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 8, 2025
Abstract
It
is
known
that
aquatic
environments
become
the
ultimate
sink
of
emerging
contaminants,
namely
microplastics
(MPs).
This
review
focused
on
exploring
current
situation
microplastic
presence
in
aquaculture
facilities
and
animals
together
with
potential
sources.
A
total
90
peer-reviewed
publications
available
Web
Science
were
considered
systematic
review.
Results
revealed
important
role
anthropogenic
influences
near
internal
factors
(such
as
infrastructure,
feed,
animal
behavior
etc).
Literature
results
showed
significant
variation
abundance
depend
taxa;
however,,
no
was
observed
depending
natural
feeding
preference
or
habitat
species.
Obtained
data
proved
widespread
form
a
intake
pathway
for
humans.
condition
trigger
accumulation
human
body
might
cause
decrease
immune
system
local
particle
toxicity.
Therefore,
necessary
legislations
should
be
implemented
to
sustain
economic
growth
industry
while
reducing
concerns
regarding
consumption
products.
