Biosensors,
Journal Year:
2025,
Volume and Issue:
15(1), P. 44 - 44
Published: Jan. 13, 2025
Plastic
pollution,
particularly
from
microplastics
(MPs)
and
nanoplastics
(NPs),
has
become
a
critical
environmental
health
concern
due
to
their
widespread
distribution,
persistence,
potential
toxicity.
MPs
NPs
originate
primary
sources,
such
as
cosmetic
microspheres
or
synthetic
fibers,
secondary
fragmentation
of
larger
plastics
through
degradation.
These
particles,
typically
less
than
5
mm,
are
found
globally,
deep
seabeds
human
tissues,
known
adsorb
release
harmful
pollutants,
exacerbating
ecological
risks.
Effective
detection
quantification
essential
for
understanding
mitigating
impacts.
Current
analytical
methods
include
physical
chemical
techniques.
Physical
methods,
optical
electron
microscopy,
provide
morphological
details
but
often
lack
specificity
time-intensive.
Chemical
analyses,
Fourier
transform
infrared
(FTIR)
Raman
spectroscopy,
offer
molecular
face
challenges
with
smaller
particle
sizes
complex
matrices.
Thermal
including
pyrolysis
gas
chromatography–mass
spectrometry
(Py-GC-MS),
compositional
insights
destructive
limited
in
analysis.
Emerging
(bio)sensing
technologies
show
promise
addressing
these
challenges.
Electrochemical
biosensors
cost-effective,
portable,
sensitive
platforms,
leveraging
principles
voltammetry
impedance
detect
adsorbed
pollutants.
Plasmonic
techniques,
surface
plasmon
resonance
(SPR)
surface-enhanced
spectroscopy
(SERS),
high
sensitivity
nanostructure-enhanced
detection.
Fluorescent
utilizing
microbial
enzymatic
elements
enable
the
real-time
monitoring
plastic
degradation
products,
terephthalic
acid
polyethylene
terephthalate
(PET).
Advancements
innovative
approaches
pave
way
more
accurate,
scalable,
environmentally
compatible
solutions,
contributing
improved
remediation
strategies.
This
review
highlights
advanced
section
on
prospects
that
address
could
lead
significant
advancements
monitoring,
highlighting
necessity
testing
new
sensing
developments
under
real
conditions
(composition/matrix
samples),
which
overlooked,
well
study
peptides
novel
recognition
element
microplastic
sensing.
AIMS environmental science,
Journal Year:
2025,
Volume and Issue:
12(1), P. 53 - 71
Published: Jan. 1, 2025
<p>Microplastics
(MPs)
pose
a
substantial
challenge
to
the
environment
and
have
life-threatening
implications
for
organisms,
including
humans.
To
overcome
this
challenge,
several
investigations
been
conducted,
adsorption
with
specific
absorbent,
manual
modified
sand
filtration
columns,
ultrafiltration
using
polymers.
However,
microplastic
removal
these
methods
remains
limited
in
certain
cases;
hence,
an
optimal
method
is
required
separate
MPs
from
water.
The
aim
of
study
was
remove
community
water
wells
Banda
Aceh,
Indonesia,
polyether
sulfone
(PES)
membrane
poloxamer
surfactants
patchouli
oil.
Membranes
were
created
phase
inversion
form
asymmetrical
structure
top-to-bottom
pore
distribution.
Community
well
samples
collected
numerous
points
Aceh
City.
This
followed
by
analysis
before
after
microscope
FTIR
spectroscopy
determine
shape
type
MPs.
results
revealed
fiber-
film-shaped
detected
each
examined
study.
demonstrated
that
MP
contamination
dominated
polyethylene
polypropylene
plastics,
consistent
trend
observed
across
Asia.
Nonetheless,
could
be
eliminated
process
membrane.
In
study,
delivered
significant
results.
Pure
PES
membranes
can
eliminate
up
87.5%
samples.
containing
oil
100%
rejection.</p>
Separations,
Journal Year:
2025,
Volume and Issue:
12(4), P. 82 - 82
Published: March 30, 2025
Since
the
mid-20th
century,
quantity
of
microplastics
(MPs)
has
increased
significantly,
becoming
a
persistent
environmental
pollutant
widely
distributed
in
global
water
bodies,
soils,
and
atmosphere.
While
plastic
materials
have
brought
significant
convenience
to
daily
life,
MPs
resulting
from
their
degradation
pose
increasing
threats
ecosystems
human
health.
This
comprehensive
review
examines
sources,
migration
pathways,
ecological
impacts
MPs,
critically
evaluates
current
separation
techniques
physical,
chemical,
biological
perspectives.
In
particular,
numerical
simulations
hydrocyclone
technique
reveal
its
unique
flow
characteristics,
including
turbulent
velocity
gradients
axial
pressure
differences,
with
efficiency
up
93%.
offers
advantages
such
as
high
efficiency,
low
energy
consumption,
friendliness.
response
growing
microplastic
pollution
issue,
this
emphasizes
that
development
future
should
prioritize
sustainability,
compatibility.
Continued
research
field
will
provide
theoretical
support
for
optimizing
control
technologies
contribute
achieving
protection
sustainable
goals.
Applied Sciences,
Journal Year:
2024,
Volume and Issue:
14(16), P. 7280 - 7280
Published: Aug. 19, 2024
Nanoplastics
(NPs)
represent
an
escalating
hazard
to
both
humans
and
the
ecosystem
due
their
pervasive
presence.
This
review
delves
into
(i)
widespread
occurrence
of
NPs
across
different
environmental
matrices,
including
food;
(ii)
routes
estimates
for
human
exposure;
(iii)
mechanisms
blood–brain
barrier
(BBB)
crossing;
(iv)
implications
health,
with
a
specific
focus
on
molecular
features
associated
neurotoxicity
neurodegenerative
processes.
The
impact
central
nervous
system,
ability
cross
BBB
underpinning
mechanisms,
potential
initiate
by
fostering
β-amyloid
aggregation,
interactions
metallo-enzymes
(such
as
superoxide
dismutase)
are
elucidated.
analysis
transcriptomics
epigenomic
results,
microRNA
dysregulation,
unveil
how
could
contribute
neurological
disorders.
need
considering
overlaps
among
diverse
pathogenetic
when
probing
effects
is
discussed.
Additional
urgent
needs
development
reliable
in
vitro
models
studies
able
mimic
complexity
system
exposure
such
more
environmentally
relevant
NPs.
Finally,
extremely
sensitive
detection
methodologies
quantify
biological
matrices
pressing
priority.
