AIMS environmental science,
Journal Year:
2024,
Volume and Issue:
11(6), P. 918 - 939
Published: Jan. 1, 2024
<p>In
this
review,
we
describe
recent
developments
and
strategies
involved
in
the
utilization
of
solid
supports
for
management
wastewater
by
means
biological
treatments.
The
origin
determines
whether
it
is
considered
natural
or
industrial
waste,
source(s)
singly
collectively
contribute
to
increase
water
pollution.
Pollution
a
threat
aquatic
humans;
thus,
before
discharge
treated
waters
back
into
environment,
put
through
number
treatment
processes
ensure
its
safety
human
use.
Biological
bioremediation
has
become
increasingly
popular
due
positive
impact
on
ecosystem,
high
level
productivity,
process
application
cost-effectiveness.
Bioremediation
involving
use
microbial
cell
immobilization
demonstrated
enhanced
effectiveness
compared
free
cells.
This
constitutes
significant
departure
from
traditional
practices
(entrapment,
adsorption,
encapsulation),
addition
ability
engage
covalent
bonding
cross-linking.
Thus,
took
comparative
look
at
existing
emerging
methods
related
challenges,
focusing
future.
Furthermore,
our
work
stands
out
highlighting
state-of-the-art
tools
that
are
bioinspired
[enzymes,
reactive
permeable
barriers
linked
electrokinetic,
magnetic
cross-linked
enzyme
aggregates
(CLEAs),
bio-coated
films,
microbiocenosis],
as
well
nanosized
biochar
engineered
cells
their
bioproducts
targeted
enhancing
removal
efficiency
metals,
carbonates,
organic
matter,
other
toxicants
pollutants.
potential
integration
'omics'
technologies
revealing
new
insights
via
also
discussed.</p>
Bioprocess and Biosystems Engineering,
Journal Year:
2024,
Volume and Issue:
47(5), P. 597 - 620
Published: March 8, 2024
Abstract
The
use
of
pesticides
and
the
subsequent
accumulation
residues
in
soil
has
become
a
worldwide
problem.
Organochlorine
(OC)
have
spread
widely
environment
caused
contamination
from
past
agricultural
activities.
This
article
reviews
bioremediation
pesticide
compounds
using
microbial
enzymes,
including
enzymatic
degradation
pathway
recent
development
enzyme-mediated
bioremediation.
Enzyme-mediated
is
divided
into
phase
I
II,
where
former
increases
solubility
through
oxidation–reduction
hydrolysis
reactions,
while
latter
transforms
toxic
pollutants
less
or
nontoxic
products
conjugation
reactions.
identified
enzymes
that
can
degrade
OC
insecticides
include
dehalogenases,
phenol
hydroxylase,
laccases.
Recent
developments
to
improve
immobilization,
encapsulation,
protein
engineering,
which
ensure
its
stability,
recyclability,
handling
storage,
better
control
reaction.
Materials,
Journal Year:
2024,
Volume and Issue:
17(8), P. 1790 - 1790
Published: April 13, 2024
In
the
present
investigation,
an
ecofriendly
magnetic
inorganic-protein
hybrid
system-based
enzyme
immobilization
was
developed
using
partially
purified
laccase
from
Trametes
versicolor
(TvLac),
Fe3O4
nanoparticles,
and
manganese
(Mn),
successfully
applied
for
synthetic
dye
decolorization
in
presence
of
inhibitors.
After
partial
purification
crude
TvLac,
specific
activity
reached
212
U∙mg
total
protein−1.
The
synthesized
Fe3O4/Mn3(PO4)2-laccase
(Fe3O4/Mn-TvLac)
Mn3(PO4)2-laccase
(Mn-TvLac)
nanoflowers
(NFs)
exhibited
encapsulation
yields
85.5%
90.3%,
respectively,
with
relative
activities
245%
260%,
compared
those
free
TvLac.
One-pot
Fe3O4/Mn-TvLac
significant
improvements
catalytic
properties
stability
to
enzyme.
retained
a
significantly
higher
residual
96.8%
over
that
Mn-TvLac
(47.1%)
after
10
reuse
cycles.
NFs
showed
potential
efficient
dyes
For
up
five
cycles,
81.1%
86.3%
Coomassie
Brilliant
Blue
R-250
xylene
cyanol,
respectively.
lower
acute
toxicity
towards
Vibrio
fischeri
than
pure
nanoparticles
did.
This
is
first
report
one-pot
synthesis
biofriendly
protein-inorganic
hybrids
TvLac
Mn.
PeerJ,
Journal Year:
2024,
Volume and Issue:
12, P. e17589 - e17589
Published: July 8, 2024
Nanobiocatalysts
(NBCs),
which
merge
enzymes
with
nanomaterials,
provide
a
potent
method
for
improving
enzyme
durability,
efficiency,
and
recyclability.
This
review
highlights
the
use
of
eco-friendly
synthesis
methods
to
create
sustainable
nanomaterials
transport.
We
investigate
different
immobilization,
such
as
adsorption,
ionic
covalent
bonding,
entrapment,
cross-linking,
examining
their
pros
cons.
The
decreased
environmental
impact
green-synthesized
from
plants,
bacteria,
fungi
is
emphasized.
exhibits
various
uses
NBCs
in
food
industry,
biofuel
production,
bioremediation,
showing
how
they
can
enhance
effectiveness
eco-friendliness.
Furthermore,
we
explore
potential
biomedicine.
In
general,
green
nanobiocatalysts
are
notable
progression
technology,
leading
environmentally-friendly
effective
biocatalytic
that
have
important
impacts
on
industrial
biomedical
fields.
Frontiers in Catalysis,
Journal Year:
2024,
Volume and Issue:
4
Published: Feb. 16, 2024
Biodiesel
is
synthesized
by
the
transesterification
of
triglycerides
oils
with
short-chain
alcohols,
such
as
methanol
and
ethanol.
According
to
Renewable
Energy
Directive
guidelines
(RED
II
2018/2001/EU)
contribution
advanced
biofuels,
which
do
not
include
edible
oils,
towards
overall
EU
target,
at
1%
in
2025
least
3.5%
2030.
Bioprocesses
that
valorize
non-edible
for
production
second-generation
biodiesel
could
play
a
critical
role
achieving
this
goal.
Immobilized
lipases,
well
other
enzyme
classes,
cutinases
acyltransferases,
are
utilized
biocatalysts
process.
For
sustainability
process,
renewable
materials
can
be
used
immobilization
matrices,
or
even
enzymes
anchored
on
cells
whole-cell
biocatalysts.
Membrane
reactors
also
employed
facilitate
enzymatic
conducting
continuous
reaction
simultaneously
separate
products
single
operation.
The
advances
aforementioned
fast-pacing
fields
presented
work.
