Polymers,
Journal Year:
2024,
Volume and Issue:
16(23), P. 3279 - 3279
Published: Nov. 25, 2024
Chemical
amination
of
the
enzyme
was
demonstrated
to
favor
immobilization
onto
polydopamine
(PDA)-coated
magnetic
nanoparticles
(MNPs)
for
first
time,
best
author's
knowledge.
MNPs
prepared
via
hydrothermal
synthesis
were
coated
with
PDA
naringinase.
X-ray
diffraction,
transmission
electron
microscopy,
photoelectron
spectroscopy,
and
Fourier-transform
infrared
spectroscopy
showed
that
composed
mainly
Fe
Catalysts,
Journal Year:
2025,
Volume and Issue:
15(1), P. 54 - 54
Published: Jan. 9, 2025
Over
the
past
three
decades,
organic
reactions
catalyzed
by
lipase
have
been
extensively
studied.
To
overcome
drawbacks
of
free
enzymes
and
develop
new
sustainable
biocatalysts,
various
insoluble
forms
lipases
were
examined.
Especially
interesting
are
immobilized
on
silica
nanoparticles
(SiNPs)
due
to
their
promising
unique
advantageous
physicochemical
properties.
Therefore,
present
paper
presents
an
overview
different
functionalization
methods
SiNP
surfaces
create
a
more
favorable
microenvironment
for
molecules.
Given
high
commercial
value
in
biotechnological
applications,
second
part
this
highlights
key
industrial
sectors
utilizing
these
nanobiocatalysts.
This
review
discusses
applications
silica-based
nanobiocatalysts,
including
biodiesel
production,
flavor
ester
synthesis,
pharmaceutical
such
as
racemization.
Special
attention
is
given
emerging
technologies,
particularly
use
polymer
biodegradation
polymerization
reactions.
These
advances
paved
way
innovative
solutions,
self-degrading
bioplastics,
which
hold
significant
promise
materials
environmental
protection.
comprehensive
underscores
transformative
potential
lipase–SiNP
nanobiocatalysts
both
contexts.
Aggregate,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 26, 2024
ABSTRACT
Metal‐organic
frameworks
(MOFs)
are
a
new
class
of
organic‐inorganic
hybrid
materials
that
have
been
widely
studied
in
the
past
two
decades
for
their
potential
catalysis.
(1)
In
this
review,
we
comprehensively
summarize
synthesis,
application,
and
advancements
MOFs
enzyme
immobilization
mimetic
enzymes.
(2)
We
also
discuss
design
principles
behind
various
MOF‐based
biocatalysts,
such
as
enzyme@MOF
composites,
explore
utility
reactions.
(3)
Additionally,
highlight
advantages
MOF
mimetics
provide
perspective
on
solutions
to
current
challenges
(4)
Ultimately,
review
provides
general
overview
most
recent
advances
catalyst
platforms,
including
biocatalysts
nanozymes,
applications.
Next Nanotechnology,
Journal Year:
2024,
Volume and Issue:
6, P. 100068 - 100068
Published: Jan. 1, 2024
Nanobiocatalyst
is
a
useful
technological
development
that
brings
together
modern
nanotechnology
and
biotechnology
offers
benefits
for
enhancing
the
activity,
stability,
performance
of
enzymes
in
bioprocessing
applications.
Nanosupports
used
nanocatalysts
have
number
advantages
over
conventional
materials,
including
robust
framework,
tunable
morphology,
increased
surface
area,
excellent
pore
geometry,
inherent
properties,
distinctive
optical
properties
supporting
matrix.
Nanobiocatalysts
based
on
silica
been
drug
delivery,
imaging,
pollution
control
other
catalytic
processes.
In
this
review
we
trace
silica-based
nano-bio
catalysts
as
matrix,
discussing
their
structure-property
relationships
discuss
molecular-level
interactions
between
surfaces.
The
influence
parameters
such
size,
modifications
immobilisation
efficiency
resulting
activity
also
examined.
Additionally,
summary
significant
advancements
-based
nano
biocatalysts
with
potential
future
applications
production
biofuel
bioremediation
provided.
Overall,
identifies
nano-silica
promising
support
suggests
directions
challenges.
Preparative Biochemistry & Biotechnology,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 13
Published: April 30, 2025
This
paper
presents
the
co-immobilization
of
three
enzymes-laccase,
cellulase,
and
xylanase-on
chitosan-magnetite
nanoparticle
beads,
with
process
parameters
optimized
using
response
surface
methodology
on
glutaraldehyde-activated
beads.
The
optimization
achieved
an
impressive
immobilization
yield
95.25%.
Following
beads
(CMBs),
kinetic
properties
(Km
Vmax),
as
well
optimal
pH
temperature,
were
significantly
enhanced.
immobilized
LCX
demonstrated
excellent
reusability,
maintaining
51%
its
initial
activity
after
five
consecutive
cycles,
could
be
easily
recovered
external
magnet.
Maximum
digestibility
cellulose
(%
Dc),
hemicellulose
DH),
lignin
DL)
was
observed
when
10
g
pretreated
wheat
bran
treated
20
LCX-loaded
CMBs
at
40
°C
for
60
minutes.
values
cellulose,
hemicellulose,
42.10
±
1.85%,
52.30
2.05%,
18.12
0.96%,
respectively,
LCX-CMBs-1.0
to
1.5
times
higher
than
those
obtained
free
enzymes.
Additionally,
reducing
sugars
62.17%
compared
46.06%
LCX.
offers
removable
cost-effective
solution
various
industrial
applications.
