Journal of Applied Polymer Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 20, 2024
ABSTRACT
Protein
purification
is
essential
for
biomedical
and
industrial
applications,
but
current
methods
often
face
challenges
like
low
efficiency,
high
cost,
limited
selectivity.
To
overcome
these
drawbacks,
we
developed
electrospun
polyacrylonitrile
(PAN)
membranes
with
chitosan
(Cs)
evaluated
their
ability
to
capture
bovine
serum
albumin
(BSA)
immunoglobulin
G
(IgG)
from
aqueous
solutions.
Comparing
PAN/Cs
pristine
PAN
membranes,
showed
Cs
significantly
enhances
BSA
adsorption.
The
were
characterized
using
scanning
electron
microscopy,
Fourier
Transform
Infrared
Spectroscopy,
tensile
testing,
surface
area
analysis,
energy‐dispersive
X‐ray
spectroscopy,
contact
angle
measurements.
exhibited
smooth,
uniform
fibers
averaging
0.454
μm
in
diameter.
maximum
adsorption
capacity
()
was
75.61
mg
g
−1
21.17
PAN,
while
IgG,
28.83
19.77
PAN.
SDS‐PAGE
electrophoresis
confirmed
that
the
eluted
proteins
maintained
quality
integrity.
Elution
efficiency
of
reached
89.13%
62.16%
IgG.
Additionally,
selectively
captured
IgG
when
co‐dissolved
These
results
position
as
promising
materials
efficient,
cost‐effective,
selective
protein
purification,
potential
applications
both
fields.
Frontiers in Chemistry,
Journal Year:
2024,
Volume and Issue:
12
Published: June 19, 2024
Chitosan,
a
biopolymer
obtained
from
chitin,
is
known
for
its
remarkable
adsorption
abilities
dyes,
drugs,
and
fats,
diverse
array
of
antibacterial
characteristics.
This
study
explores
the
extraction
characterization
chitosan
mycelium
Amanita
phalloides
.
The
moisture
content,
ash
water
binding
capacity,
fat
degree
deacetylation
extracted
were
determined.
exhibited
high
yield
70%,
crystallinity
49.07%,
86%,
potent
antimicrobial
properties
against
both
Gram-negative
Gram-positive
bacteria.
also
examined
capabilities
to
remove
methylene
blue
(MB)
dye
by
analysing
specific
factors
like
pH,
reaction
time,
MB
concentration
using
response
surface
model.
highest
removal
was
91.6%
at
pH
6,
time
around
60
min
an
initial
16
ppm.
experimental
design
can
be
applied
other
organic
compounds
such
as
proteins,
fats.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(19), P. 8321 - 8321
Published: Sept. 25, 2024
The
increasing
disposal
of
emerging
contaminants
in
the
environment
is
a
worldwide
concern
due
to
environmental
impacts,
such
as
toxicity,
hormonal
disorders,
and
bioaccumulation.
persistence
these
pollutants
water
bodies
makes
conventional
pollutant
removal
techniques
inefficient
or
partial,
thus
requiring
development
new,
more
effective,
sustainable
remediation
technologies.
Therefore,
chitosan-based
materials
have
emerged
promising
alternative
for
application
catalysis
contaminant
removal.
biopolymer
has
functional
properties
that
make
it
an
excellent
adsorbent
capable
removing
specific
pollutants,
pharmaceuticals,
microplastics,
agricultural
pesticides,
perfluoroalkyl
poly-fluoroalkyl
substances,
which
are
increasingly
evidence
today.
this
review
recent
advanced
research
into
using
chitosan
manufacture
catalytic
adsorption
offers
innovative
approach
treating
aqueous
environments,
significantly
reducing
their
presence
impact.
It
discusses
advantages
catalyst
its
role
support
catalysts
biocatalysts.
In
addition,
highlights
diversity
physical
forms
chitosan,
particles,
membranes,
hydrogels,
possible
chemical
modifications,
highlighting
effectiveness
applications
wide
range
contaminants.
Biopolymers,
Journal Year:
2025,
Volume and Issue:
116(2)
Published: March 1, 2025
This
study
considers
the
development
of
composite
from
biodegradable
bioplastic
obtained
waste
starch
reinforced
with
chitosan
snail
shells.
About
30
g
starch,
8
mL
glycerol,
2
olive
oil,
and
vinegar
were
added
without
made
up
to
150
distilled
water.
For
other
samples,
0.5,
1,
2,
4
as
reinforcements.
The
solution
was
thoroughly
mixed,
then
heated
a
temperature
70°C
stirred
continuously
till
it
started
gel,
after
which
dried
for
3
days.
developed
evaluated
via
physical,
mechanical,
structural
analyses.
results
indicated
that
sample
0.5
reinforcement
outperformed
others
or
reinforcement,
showing
evidence
low
water
content,
solubility,
absorption,
high
tensile
strength,
Young's
modulus.
Fourier
transform
infrared
(FTIR)
spectroscopy
revealed
amino
group
chemically
reacted
hydroxyl
group,
bio-blend
formed.
From
scanning
electron
microscopy
(SEM)
test,
morphology
surface
showed
homogeneity
no
visible
agglomerates,
while
x-ray
diffraction
(XRD)
sharp
peak
at
2θ
29°.
In
addition,
thermogravimetric
analysis
(TGA)
shows
thermoplastic
has
highest
thermal
stability
750°C,
leaving
19.63%
residue.
is
significant
enhances
application
bioplastics,
encourages
waste-to-wealth
conversion,
reduces
generation,
promotes
environmental
sustainability.
Journal of Chemistry,
Journal Year:
2025,
Volume and Issue:
2025(1)
Published: Jan. 1, 2025
The
rise
in
population
growth
that
necessitates
an
increase
animal
husbandry
activities
has
led
to
overconsumption,
improper
use,
and
disposal
of
pharmaceuticals
such
as
antibiotics
leading
environmental
pollution.
In
developing
countries
where
we
have
inefficient
outdated
wastewater
treatment
facilities
are
unable
effectively
remove
these
pollutants
from
domestic
wastewater,
the
effect
is
contamination
groundwater
supply
used
for
purposes,
necessitating
development
advanced
techniques.
adoption
adsorption‐based
technologies
with
use
adsorbents
carbon‐based
nanomaterials,
biochar,
functionalized
nanomaterials
proven
be
effective
removing
contaminants
aqueous
solutions.
For
instance,
a
3D
boron‐doped
graphene
composite
been
reported
amitriptyline
water
maximum
adsorption
capacity
737.4
mg/g.
Magnetic
starch
diclofenac
solutions,
620.51
However,
current
studies
limited
understanding
process,
mechanisms,
universality
used.
Future
should
focus
on
cost‐effective
sustainable
well
exploring
integrated
approaches
combine
other
techniques
removal
pharmaceutical
contaminants,
ensuring
cleaner
safer
resources.
To
this
effect,
review
highlights
impact
overconsumption
compounds
different
thereof
incorporated
using
method.
It
discusses
detail
various
nanocomposites
surface
waters
efficiencies.
