East European Journal of Physics,
Год журнала:
2024,
Номер
4, С. 511 - 517
Опубликована: Дек. 8, 2024
β-Lactoglobulin
(β-lg),
the
predominant
whey
protein,
is
renowned
for
its
nutritional
and
functional
attributes,
including
ability
to
bind
hydrophobic
charged
molecules.
These
properties
make
β-lg
a
promising
candidate
applications
such
as
drug
delivery
systems,
nutraceutical
carriers,
nanocomposites
environmental
remediation,
particularly
in
detecting
removing
heavy
metals.
Despite
potential,
impact
of
metal
binding
on
β-lg's
structure
stability
remains
insufficiently
explored,
posing
challenges
advanced
applications.
In
this
study,
molecular
dynamics
(MD)
simulations
were
employed
investigate
structural
dynamic
responses
ions—Cd²⁺,
Ni²⁺,
Co³⁺,
Pb²⁺,
Pt²⁺.
A
series
200-ns
MD
metal-protein
complexes
was
conducted
at
300
K
using
GROMACS
software
CHARMM
General
Force
Field.
Key
parameters
analyzed
included
backbone
root-mean-square
deviation
(RMSD),
radius
gyration
(Rg),
solvent-accessible
surface
area
(SASA),
fluctuations
(RMSF).
The
results
demonstrated
that
Cd²⁺,
Pt²⁺
destabilized
protein's
structure,
with
notable
effects
observed
critical
regions
EF
loop,
H-strand,
AB
loop.
extent
destabilization
varied
depending
specific
ion.
findings
emphasize
need
detailed
residue-level
analyses
fully
elucidate
changes
induced
by
their
implications
properties.
This
work
provides
valuable
insights
into
behavior
under
lays
groundwork
developing
β-lg-based
nanosystems
biomedical
Ecological Chemistry and Engineering S,
Год журнала:
2025,
Номер
32(1), С. 85 - 98
Опубликована: Март 1, 2025
Abstract
Over
the
past
few
decades,
car-washing
centres
have
increased
due
to
increase
in
number
of
vehicles.
Car-wash
effluents
are
highly
polluted
with
non-biodegradable,
toxic,
and
carcinogenic
heavy
metals,
including
iron,
lead,
chrome,
cadmium,
zinc.
The
focus
this
study
is
on
iron
removal
from
car-wash
wastewater
its
toxicity
food
chain,
health,
environment.
In
comparison
costly
treatment
technologies,
adsorption
a
widespread,
simple,
cheap
method
that
has
been
applied
for
metal
wastewater.
Since
conversion
agricultural
waste
into
valuable
sorbents
renewable
eco-friendly
approach,
activated
carbon
was
used
research
assess
performance
applying
technique.
impact
following
parameters:
contact
time
(0
min
120
min),
concentration
(8
mg/L
14
mg/L),
dose
adsorbent
(0.2
g
1
per
25
mL
wastewater),
pH
(4
10)
efficiency
studied.
Fe
efficiently
removed
(98
%)
at
optimum
values
min,
12
mg/L,
g,
8,
respectively.
investigated
parameters
(particularly
pH)
need
be
studied
broader
range
as
they
did
not
show
potential
difference
terms
efficiencies.
Turbidity,
TDS,
TSS
were
after
2
hours
time,
efficiencies
88
%,
75
55
%
Effluent
characteristics
stations
usually
variable
differences
amount
dirt
vehicles,
size
washed
type
detergents.
Polymers,
Год журнала:
2025,
Номер
17(8), С. 1092 - 1092
Опубликована: Апрель 18, 2025
Addressing
hazards
from
dangerous
pollutants
requires
specialized
techniques
and
risk-control
strategies,
including
detection,
neutralization
disposal
of
contaminants.
Smart
polymers,
designed
for
specific
contaminants,
provide
powerful
solutions
hazardous
compound
challenges.
Their
remarkable
performance
capabilities
potential
applications
present
exciting
opportunities
further
exploration
development
in
this
field.
This
editorial
aims
to
a
comprehensive
overview
smart
materials
with
unique
features
emerging
polymeric
technologies
that
are
being
developed
isolation,
screening,
removal,
decontamination
compounds
(e.g.,
heavy
metals,
pharmaceutically
active
hormones,
endocrine-disrupting
chemicals,
pathogens,
energetic
materials).
It
highlights
recent
advancements
synthesis
methods,
characterization,
the
molecularly
imprinted
polymers
(MIPs),
along
alternative
platforms
hydrogels,
ion-imprinted
composites,
screen-printed
electrodes,
nanoparticles,
nanofibers.
MIPs
offer
highly
selective
recognition
properties,
reusability,
long-term
stability,
low
production
costs.
Various
MIP
types,
particles
films,
used
like
sensing/diagnostic
devices
biochemicals,
pharmaceuticals,
environmental
safety.
Journal of Chemistry,
Год журнала:
2025,
Номер
2025(1)
Опубликована: Янв. 1, 2025
Zn
2+
and
Ni
are
frequently
reported
in
wastewater
effluents
with
concentrations
much
greater
than
the
permitted
limits
thus
pose
a
huge
threat
to
living
beings.
Therefore,
researchers
gaining
focus
on
removing
these
metals
from
water
bodies.
This
study
performed
two
sets
of
experiments
comparative
extraction
efficiencies
samples
using
supported
liquid
membrane
(SLM),
carrier,
solvent.
For
this
purpose,
chloride
salts
both
were
used
movement
ions
acidic
feed
phase
basic
strip
through
SLM
equilibrated
cyclohexylamine,
which
acts
as
carrier
for
transportation
.
The
conditions
optimized
while
studying
four
different
parameters
maximize
transport
stripping
phase.
However,
acid
concentration
was
kept
constant
at
1
M
all
experiments.
Separate
carried
out
ions.
distribution
coefficient,
permeability
flux,
calculated
against
parameters.
A
analysis
found
that
have
tendency
move
under
similar
set
Extraction
time
reveals
approximately
87%
moved
end
120
th
min
experiment.
In
contrast,
only
72%
could
conditions.
Current
studies
indicate
methodologies
based
can
effectively
remove
samples.
